Sunways AT 5000 User Manual
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Sunways AT 5000 User Manual

Solar inverter
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Sunways Solar Inverter
AT 5000, AT 4500, AT 3600, AT 2700

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Summary of Contents for Sunways AT 5000

  • Page 1 User Manual for Sunways Solar Inverter AT 5000, AT 4500, AT 3600, AT 2700...
  • Page 2 1 Operating field with LCD display, oper- ating LED and keyboard 2 DC connections 3 DC load break switch 4 Rating plate 5 AC connection 6 Communication interfaces – –...

  • Page 3: Introduction

    Introduction Thank you for deciding in favour of a This user manual contains explanations Sunways Solar Inverter of the AT Series! on using the Sunways Solar Inverter. You will learn to recognise the many possibili- In doing so you have purchased an inno- ties of the solar inverter. Information is vative, high-quality product with unique provided on safety, installation, com- equipment features and a high, constant missioning, operation and system efficiency. This solar inverter is equipped monitoring. with HERIC ® topology and innovative FP switching, and therefore enables opera- Please observe the safety precautions tion on a large number of silicon and exactly to ensure increased safety at the thin-film modules – as accustomed from operating site of the solar inverter. Sunways – without the use of a trans- former.
  • Page 4 Imprint All rights reserved. © Copyright by: Sunways AG Photovoltaic Technology Macairestraße 3 - 5 78467 Konstanz Germany This user manual may only be reprinted or copied in whole or in part with the express, written approval of Sunways AG. Any type of reproduction, distribution or storage on data carriers in any form and of any kind not authorised by Sunways AG represents a violation of the applicable copyright laws and will be prosecuted. We reserve the right to make technical changes which serve to improve the unit, or which increase the safety standard – even without separate prior notice. Publisher responsible for the content: Sunways AG This user manual contains products and product names which are registered trademarks. The mention of products and product names is used only for information purposes and does not represent product misuse. The passage referring to these products in this user manual does not represent original documenta- tion of the respective product.

  • Page 5: Table Of Contents

    Content Installation Mechanical installation Introduction Requirements for installation location Product Description Installation Proper use Electrical installation Function description Solar generator connection Block diagram Grid connection Integration in solar system Installing communication Design of solar generator Interface overview Standard components of a solar system Networking solar inverters via Assembly description CAN bus Delivery scope Networking solar inverters via RS485 interface Safety precautions S0 interface General safety precautions Connection of temperature and Explanation of symbols and...
  • Page 6 Standard screen (system) Network settings on PC Access rights Connection via an existing Ethernet network Menu structure Connection via Internet Instantaneous Values – Unit Connection via Sunways Overview of screen displays Modem Events – Unit Dialling in from a PC to solar History – Unit inverter Information – Unit 6.10 Sunways Browser Instantaneous values – Solar...
  • Page 7 Setting date/time Software update Distributing software update to networked units 6.11 Internet dial-in via modem Modem settings Email settings 6.12 Active alerting General information Alerting settings 6.13 Sunways portal connection General information Setup Appendix Technical data General liability disclaimer...

  • Page 8: Product Description

    Product Description...

  • Page 9: Proper Use

    Proper use Function description The Sunways AT Solar Inverter is the link Conversion from direct into alternating between your solar generator and the current public power grid. The energy from the The AT Solar Inverter converts the direct connected solar generator is converted to current produced by the solar generator grid-conformant AC current and fed into into alternating current. The alternating the grid. current is then fed into the public power grid. Thanks to the HERIC ® topology with FP switching, the AT Solar Inverter has a Operating and display elements voltage curve which corresponds to that Various interfaces are available for sys- of a transformer unit with an earthed tem configuration and monitoring: negative terminal, and is generally also · Operating field (LCD display and key- recognized for operation on thin-film board) for displaying operating and modules. status values or for inputting system...
  • Page 10 · CAN bus interface for interconnecting Design of solar inverter several solar inverters The principle design of the AT Solar In- verters can be recognised from the block · S0 pulse output for controlling large diagram. The most important character- displays istic of the inverter is the earthing of the · Alarm relay for realising simple moni- solar generator, i.e. the negative terminal toring locally is directly connected to the neutral con- · Interface for connecting an irradiation ductor on the grid. and temperature sensor The solar generator voltage connected to the inverter input is always positive and is Data logging initially adapted by the DC actuator and The AT Solar Inverter is equipped with then converted to alternating current by internal data logging for recording and the high-efficiency HERIC ® inverter. The saving system data: AC connection is made with 5 wires for a · 5-minute mean values of voltages, 3-phase feed point (3-phase AC current currents, output, temperature and ir- connection) due to the 3-phase passive radiation (if sensor is installed) grid monitoring, whereby feeding is...

  • Page 11: Block Diagram

    Block diagram Grid Control and monitoring Solar generator – DC– DC actuator HERIC ® inverter L1 L2 L3 PE N...

  • Page 12: Integration In Solar System

    · Check your solar generator approx. every three years for soiling. This oc- Design of solar generator curs especially on the lower edge of the modules and forms a veil that can- The technical data of the selected solar not be washed off even by heavy rain. generator must be within the solar Reduced yield can be prevented by inverter‘s specifications (see Technical cleaning with a wet cloth or a brush. Data). Incorrect dimensioning can lead to · Avoid switching off individual modules reductions in the yield and to destruction or solar cells of your system. This can of the unit. lead to major decreases in yield. The Sunways design program Sundim may be helpful to you. Sunways Sundim is available on the included CD-ROM or at our homepage www.sunways.de. Be sure to take the following points into account before planning your system: · Watch the celestial alignment of the modules. A maximum yield is achieved in Central Europe with a module slope of 30° to the vertical and direction of the solar generator field directly to the south. · The output of the cells decreases as the module temperature increases. Install your solar generator with suf- ficient ventilation from behind.

  • Page 13: Standard Components Of A Solar System

    Standard components of a solar system Standard components Depending on the recommendations of your PV planning expert, your PV system consists of the following components: 1 Solar generator 2 Solar inverter with integrated DC load break switch 3 Mains fuse and energy meter Options 4 Irradiation sensor with integrated temperature sensor 5 PC for monitoring system 6 Large display...

  • Page 14: Assembly Description

    Assembly description 1 Operating field with LCD display, operating LED and keyboard 2 DC connections 3 DC load break switch 4 Rating plate 5 AC connection 6 Communication interfaces – –...

  • Page 15: Delivery Scope

    Delivery scope The delivery consists of: Checking delivery Before shipment our products are · Sunways Solar Inverter of the AT-Series checked for proper condition. Despite · Installation frame careful, recyclable packing, transport · 2 pairs of Tyco Solarlok plug-in connec- damage may occur, for which the trans- tors port company is generally responsible. · AC connector Please check the delivered solar inverter · CAN terminating resistor connector thoroughly! (connected) · Ethernet cable, 2 m (CAT 5e, 1:1) Should you discover damage to the pack- ing or the solar inverter, please inform · Manual the transport company immediately. Your specialist dealer will be happy to sup- · Warranty card port you if necessary. A possible damage · CD-ROM, including: Sunways Sundim report must always be received by the design program, product and service transport company in writing at the la- information test seven days after receipt of the goods.

  • Page 16: Safety Precautions

    Safety precautions...

  • Page 17: General Safety Precautions

    General safety precautions Dangers when handling the AT Solar Inverter Observe information in operating The solar inverter has been built in ac- manual! cordance with the latest rules of techno- The condition for the safe handling and logy and the recognized safety rules and malfunction-free operation of the AT may only be used Solar Inverter is a knowledge of the basic · for its intended use safety precautions. · when in proper condition with regard to safety. This user manual contains the most important information on operating the Improper use may lead to dangers to the system safely. life and limb of the user or others, or can adversely affect the system or other Each person concerned with the instal- property. lation, commissioning, maintenance and operation of the solar inverter must have In case of malfunctions which can impair read and understood the entire user safety, the system must be shut down manual, and in particular the chapter immediately and secured against being...

  • Page 18: Explanation Of Symbols And Warnings

    Warranty and liability Explanation of symbols and The „General Terms and Conditions of warnings Sale and Delivery“ of Sunways AG always apply. Warranty and liability claims for To help you quickly understand this injuries and damage shall not be accept- manual and safely use the solar inverter, ed if they are due to one or more of the the following warnings and symbols are following causes: used. · Improper use of the solar inverter Warnings and symbols in user manual · Improper installation, commissioning, operation and maintenance · Operation of the solar inverter with defective and/or non-operational safety and protective equipment DANGER · Failure to observe the information in This symbol indicates an immediate the user manual regarding installa- danger which will result in death, injury tion, commissioning, operation and...

  • Page 19: Symbols

    Symbols The unit must be disconnected for the Information mains supply and from the PV generator This symbol indicates important informa- before opening the housing. The unit tion which contributes to a better under- still carries life-threatening voltage for standing of the solar inverter. approx. five minutes internally and at the connection sockets of the PV generator Warnings and symbols on unit following disconnection from the PV gen- The following warnings on the housing erator. The energy storage capacitors are of the solar inverter point out dangers. not completely discharged until after this Always observe the warnings exactly! time. You must wait at least five minutes after disconnecting the unit from the mains supply and from the PV generator before opening the unit. This symbol indicates that the user man- Warning! ual must be read and understood before High leakage current, earth connection essential before putting the unit into operation. connecting supply. WARNING! High leakage currents. Be sure to make an earthing connection before connect- ing the power supply circuit (AC system)! IMPORTANT Hot surface! The housing can heat up during operation.

  • Page 20: Basic Safety Measures

    Basic safety measures Safety concept Electrical work on the solar inverter must The following parameters are monitored be conducted by a qualified electrician and displayed continuously and simulta- while observing the VDE regulations, neously by the inverter controller: national and other regulations! · DC overvoltage · Overvoltage L1 > 10% The solar inverter may only be opened · Overvoltage L1 > 15% by persons authorised by Sunways AG to do so! · Undervoltage L1 · Overvoltage L2 When circuit breakers are tripped, the · Undervoltage L2 fault cause must be determined and · Overvoltage L3 eliminated before returning the unit to operation. · Undervoltage L3 · Isolated operation Check electrical equipment regularly! · Overfrequency L1 · Underfrequency L1...
  • Page 21 When a malfunction occurs, feeding is immediately interrupted and the solar inverter disconnects from the grid by triggering the grid relay. The potential-free alarm relay is switched (except for grid undervoltage L1). In addition, the following protective equipment in accordance with overvolt- age category III is provided on the grid and on the solar generator side: · Grid-side varistors These protect the power semiconduc- tors in case of high-energy, short-term voltage peaks in the grid and provide for an energy reduction in reactor in case of a grid disconnection. · Generator-side varistors Varistors offer protection against at- mospheric overvoltages (e.g. caused by remote strikes during thunderstorms).

  • Page 22: Installation

    Installation...

  • Page 23: Mechanical Installation

    Mechanical installation Mechanical load-bearing capacity Note during installation that the solar Requirements for installation location inverter weighs 30 kg. The installation surface must be firm and able to carry this weight in the long term. Thermal interaction DANGER The installation surface must consist of flame-retardant material (not suitable: The solar inverter may not be installed in surface of wood or plastic; suitable: con- rooms subject to explosion hazards. crete and masonry), as the frame of the solar inverter can heat up to a maximum The solar inverter may not be exposed to of 70°C. caustic gases! A minimum distance of 300 mm to other No combustible or highly flammable units, cabinets, ceilings, cable ducts, materials may be stored within 3 metres etc. must be maintained above, below of the solar inverter. and to the sides of the housing. See the figure Requirements for installa- tion location. The solar inverter must be installed verti- cally to enable sufficiently free convec- tion. Several solar inverters may not be mount- ed over each other to prevent them from heating each other.
  • Page 24 Ensure sufficient heat dissipation when installing the solar inverter in a switch Requirements for installation location cabinet or closed room. Ceiling The ambient temperature may not drop below or exceed -25°C and +40°C respec- tively. At ambient temperatures above 300 mm 40°C, the inverter automatically reduces its output. The solar inverter should not be exposed to direct sunlight to protect it from un- necessary external warming. Protection against moisture and foreign bodies The high protection type IP54 allows in- stallation indoors and in roof-covered ar- Cold eas outdoors, however the solar inverter 300 mm may not be directly exposed to rain.

  • Page 25: Installation

    Installation Proceed as follows to install the solar inverter: 1. Hold the wall bracket at the point at which you want to attach the solar inverter and mark the mounting holes. 2. Drill the holes with a 10 mm dia. drill bit. 3. Install the wall bracket with corre- sponding screws and dowels depend- ing on the surface condition. 4. Unscrew the locking screw of the solar inverter at the lower left with an Allen 5. Hook the solar inverter into the cut- outs of the installation frame at the top on both sides. 6. Secure the solar inverter by tightening the locking screw.

  • Page 26: Electrical Installation

    Electrical installation Check using the rating plate on the solar inverter whether it is approved for the Solar generator connection maximum solar generator voltage. The positive and negative lines must be kept electrically separate from the earth potential. Extreme danger from electric shock! Touchable, live parts of the solar genera- Touching live parts can result in death. tor (e.g. metal frame, carrying structure, etc.) must be earthed (connection with All electrical work must be conducted by PE). a qualified electrician while observing the VDE regulations, national and other Check the solar generator against short- regulations! circuits to earth. Execute the direct current wiring in ac- Before connecting the solar generator to cordance with the system dimensioning the solar inverter, the integrated DC load of your planning expert. break switch must be opened quickly (position 0). Prepare all solar generator cables before you carry out the connection of the solar After the PV solar generator is connected generator to the solar inverter. to the solar inverter and the DC load break switch is switched on, the direct Check each solar generator string for generator voltage is present internally.
  • Page 27 Always separate the solar generator side first by quickly opening the DC load break switch and then the grid connec- The solar generator strings must be iden- tion by switching off the corresponding tically dimensioned and comply with the mains fuse. specifications of the solar inverter. No external DC load break switch is Survey required. A DC load break switch as re- The solar generator can be directly con- quired in accordance with DIN VDE 0100- nected to the solar inverter with two 712 is integrated in the solar inverter. strings. The connection is made via the shockproof Tyco Solarlok plug-in connec- tion system accessible from outside. – + The solar inverter has two electrically connected DC inputs, which are arranged – in pairs on the underside. – 1 Connection of solar generator string 1 2 Connection of solar generator string 2 3 DC load break switch...
  • Page 28 Tyco Solarlok plug-in connection system The Solarlok plug-in connection system is used for the simple, reliable connection The neutral connector can be used to of individual solar generators up to the connect both positively and negatively solar inverter. coded sockets. Components Installation The following connectors are used: · Positively coded connector Extreme danger from electric shock! Touching live parts can result in death. · Negatively coded connector All electrical work must be conducted by a qualified electrician while observing the VDE regulations, national and other regulations! · Neutral connector Tyco Solarlok connectors are only reliable for connection on permanently installed lines. Only the Tyco-Solarlok hand crimping pli- ers may be used to crimp the connectors.
  • Page 29 During preassembly, the connectors must Various circular contacts are used for be separated from all other voltage different conductor cross-sections with sources. the Tyco Solarlok connectors. The correct tool insert must be used in accordance The connectors may not be separated with this cross-section. The included Tyco while under load. The circuit must be Solarlok connectors are equipped with opened at a suitable point for this pur- circular contacts for a cable cross-section pose. of 4 mm² to 6 mm². The seals and clamping baskets used in Provide the lines with corresponding the preassembled connectors are ap- stickers as close as possible to the connec- proved for cable sheath diameters from tors to prevent confusion. 4.5 mm to 6.9 mm. Special seals and clamping baskets must be used for cables with a sheath diameter greater than 6.9 mm. Any kind of soiling (dust, moisture, etc.) The Tyco Solarlok hand crimping pliers has a negative effect on the connector can be purchased from your sales partner. system with regard to function over the intended period of use. This particularly applies to the suitability for use of the seals and the crimping of the contacts. Therefore, extreme care must be taken to achieve proper processing during as- sembly.
  • Page 30 The following sequence must be ob- Handling served during assembly: The positively/negatively coded connec- tors are marked with polarity symbols 1. Stripping the voltage-free line. and a coloured ring (blue = negative, red = positive). They are equipped with coding ribs for assignment, which ensures that only connectors of the same polarity can be connected to each other. 2. Crimping on the circular contact with Connecting socket and plug. The system the Tyco Solarlok hand crimping pliers. is only correctly locked if the locking hooks are recessed flush in the mating piece. 3. Sliding the cable gland onto the line and engaging the contact in the connector housing. 4. Tightening the cable gland with 1.5 Nm.
  • Page 31 CAUTION The connectors may not be separated while under load. The circuit must be opened at a suitable point for this pur- pose. Release the locking device by pressing on the ribbing of the locking hooks and pulling them apart.
  • Page 32 Connection example – – – – – 1 Solar module box 4 Positively coded socket 2 Negatively coded socket 5 Neutral connector 3 Negatively coded plug 6 Solar inverter...

  • Page 33: Grid Connection

    Grid connection If the voltage on the AC connection ex- ceeds the permissible value due to a long line length or an insufficient cable cross- Extreme danger from electric shock! section, the solar inverter will discon- nected from the grid. In power grids with Touching live parts can result in death. a low output and a high solar generator output, this can lead to individual solar All electrical work must be conducted by inverters being switched off and then on a qualified electrician while observing again several times. the VDE regulations, national and other regulations! Survey The grid connection of the solar inverter Observe the pin assignment of the AC is made via an AC bayonet connector on bayonet connector. An incorrect assign- the underside of the unit. With a 3-phase ment can result in the unit being de- feed point (3-phase AC connection), a 5- stroyed. wire connection (L1, L2, L3, N, PE) is used due to the 3-phase passive grid monitor- No consumers may be connected to the ing, while only a 3-wire connection (L1, supply line from the solar inverter to the N, PE) is used on the single-phase feed mains fuse. point. Feeding is always single-phase via AC terminal 2. Always separate the solar generator side first by quickly opening the DC load break switch and then the grid connec- tion by switching off the corresponding...
  • Page 34 A corresponding circuit breaker is recom- – mended as a line protection element in – the grid feed direction: AT 2700: 3 x 16 A AT 3600: 3 x 25 A AT 4500: 3 x 25 A 1 DC load break switch AT 5000: 3 x 32 A 2 AC connection with slow-blow characteristic C A three-pin circuit breaker in individual fuses can be used. Terminal diagram PE N L3 L2 L1 Mains fuse 3-phase AC grid...
  • Page 35 Depending on the grid operator and The solar inverter always only feeds via the feed point, a three-phase meter or a AC terminal 2. If several solar inverters single-phase meter must be used. are operated in parallel in a 3-phase grid, AC terminal 2 of the unit must be distrib- Some grid operators require the use of a uted uniformly among the grid phases reverse-current-capable meter. L1, L2 and L3 to avoid unequal loading. A basic distinction is made between two different connection options of the solar inverter to the public power grid: · 3-phase AC grid (e.g. Germany) · 1-phase AC grid (e.g. Italy, Spain) CAUTION Observe the regional regulations for the grid connection. In Germany the grid connection must always be 3-phase!
  • Page 36 3-phase grid connection (3-phase AC connection) Inverter 1 Inverter 2 Inverter 3 1-phase grid connection (AC connection) Inverter 1 Inverter 2 Inverter 3...
  • Page 37 AC bayonet connector 2. Slid the cable gland and the plug The AC bayonet connector is permissible housing onto the line. for cable sheath diameters from 13 mm to 20 mm. The following sequence must be ob- served during assembly: 3. Connect the cable ends to the plug 1. Strip the voltage-free line and the terminals in accordance with the pin cable ends. assignment. Tightening torque: 0.7 Nm. 52,5 (PE 55) CAUTION For lines with a cable sheath diameter Observe the pin assignment of the AC from 16 to 20 mm, the cable gland must bayonet connector. An incorrect assign- be adapted accordingly. To do this, cut ment can result in the unit being de- out the inner section of the blue sealing stroyed. ring.
  • Page 38 Pin assignment 5. Tighten the cable gland. Make sure the line is provided with a strain relief device. When using cables with a diameter < 16 mm, the line must be relieved just behind the connector. 1 = N 2 = L1 (feed-in phase) Tightening torque for cable sheath diameters from 3 = L2 (monitoring phase) 13 to 20 mm = 6 to 8 Nm 4 = L3 (monitoring phase) = PE (protective earth conductor) 4. Screw plug housing to plug. To do this, press the outer ring of the plug toward the plug housing. Tightening torque: 1-2 Nm.

  • Page 39: Installing Communication

    Installing communication Interface overview The interfaces are located behind the weatherproof connection box on the underside of the solar inverter. – – 1 Ethernet connection 2 Modem connection 3 CAN bus 4 S0 interface (pulse output, e.g. for large display) 5 Connection for temperature and ir- To open the connection box, loose the radiation sensor centre screw. Then carefully pull way the 6 RS485 interface box toward the front. 7 Connection for alarm relay After you have installed the connection cable, close the box again by guiding the locking hooks into the notches in the housing and then pressing the box onto the housing. Retighten the mounting screw.

  • Page 40: Networking Solar Inverters Via Can Bus

    Networking solar inverters via CAN bus The solar inverters can be networked Networking via CAN bus with each other via the CAN bus inter- face. Main unit Secondary units Use the included Ethernet cable to net- work the solar inverters with each other. One terminating resistor (1) must be on the first and last solar inverter in the se- ries. The pluggable terminating resistors are contained in the delivery scope. The total length of the CAN bus network may not exceed 100 m!

  • Page 41: Networking Solar Inverters Via Rs485 Interface

    Networking solar inverters via RS485 interface If you want to monitor a solar system Use a twisted two-wire cable to network with Sunways Solar Inverters both the NT the solar inverters with each other. series and the AT series together, then you can use the RS485 interface integrat- Mount the terminating resistor on the ed in the solar inverters for this purpose. last solar inverter. This function is supported from AT Com- NT 10000: RS485MATCH jumper, munication Software Version 2.0002. If NT 2600...NT 6000: JP400 jumper necessary, carry out a software update (see the chapter Software Update). The system networked with the RS485 inter- face can be monitored with the Sunways Communicator. Networking via RS485 interface NT 10000 NT 2600... AT Serie AT Serie NT 6000 Sunways Communicator...

  • Page 42: S0 Interface

    S0 interface The S0 pulse output enables, for exam- S0 interface with large display ple, the connection of a large display (Sunways Display) for displaying the momentary output, the energy yields and the CO reduction. You can use the S0 interface on the main unit if you want to transmit the entire line yields as a sum to a large display. The S0 interface is adjusted via the display on the inverter. Go to the menu «Settings – Network – Interfaces». Please note that the maximum pulse rate may not be greater than 15 pulses/sec. Calculate the pulse rate depending on the size of the solar system using the fol- lowing formula: Pulse rate [pulses/kWh] = 50,000/system size [kWp] The pulse rate must be set on your solar inverter and on the large display.

  • Page 43: Connection Of Temperature And Irradiation Sensor

    Connection of temperature and irradiation sensor Temperature/irradiation sensor The optional addition of an irradiation sensor (model Si-01TC-K from Ingenieur- büro Mencke & Tegtmeyer) with an integrated PT-100 temperature sensor for temperature measurement enables the acquisition of irradiation data and the corresponding module temperature and storage in the internal data memory as a 5-minute mean value. This additional measuring unit helps analyse the system output. Based on the values, any errors on the PV generator, e.g. shading or fail- ure of solar cells, can be detected. Assignment of sensor connection Pin assignment Connection designation Connection designation of plug sensor of sensor of solar inverter Pin 1 Positive-signal irradiation strength Solar Pin 2 Positive-signal temperature Temp Pin 3 Reference earth Pin 4 Positive connection supply +5V...

  • Page 44: Connecting Alarm Relay

    The sensor is activated via the display. In Connecting alarm relay the menu „Settings - Network - Interfac- The solar inverters are equipped with a es“ you can select the sensor type in the potential-free alarm relay as standard. «Irrad.» and «Temp.» field. The relay can be designed as a make- contact element or as a break-contact element and is actuated for all malfunc- tions signalled by the device. This ensures a faster, more reliable indication of a possible fault in the PV system on site. For PV systems with several solar invert- ers, the individual relays can be switched in parallel and connected via a common indicator lamp. The main unit also signals faults from other units in the CAN network via the alarm relay. It is therefore sufficient for simple alerting to connect the alarm relay of the main unit. CAUTION The connected signalling unit must be fused separately! The terminals are in- tended for a cable cross-section of 0.2 mm to 1.5 mm...
  • Page 45 When dimensioning the cross-section, also take the current consumption of the Wiring diagram of alarm relay - single unit connected signalling unit into account! The solar inverter is supplied by the feed- in phase from the AC grid. If the feed-in phase fails, then the alarm relay cannot switch, although a fault has occurred. 1 Indicator lamp, red 2 Indicator lamp, green...

  • Page 46: Commissioning

    Commissioning...

  • Page 47: Connecting And Disconnecting Solar Inverter

    Connecting and disconnecting solar inverter The solar inverter is supplied from the grid. The solar inverter switches on au- tomatically when sufficient solar genera- tor output is available. Corresponding CAUTION switch-on and switch-off thresholds have been defined for this purpose. Ensure proper mechanical and electrical installation before commissioning the Connecting solar inverter. 1. Switch on the grid connection with the external circuit breakers. Check the proper condition of the electrical lines. 2. Switch on the solar generator voltage by quickly closing the DC load break Always separate the solar generator switch (switching position 1). The solar side first by quickly opening the DC load inverter takes up operation when suf- break switch and then the grid connec- ficient input voltage is available. tion by switching off the corresponding mains fuse. The Tyco Solarlok connectors of the solar – generator connection may not be discon- – nected while under load. The DC load MODEM SENSOR ALARM COM COM break switch must be quickly switched to the switching position 0.

  • Page 48: Switching Off

    The operating LED lights up in accor- dance with the operating state. The commissioning menu opens when the solar inverter is connected for the first time. Switching off 1. Disconnect the solar generator side by quickly opening the DC load break switch (switching position 0) 2. Open the grid connection by switching off the circuit breaker.

  • Page 49: Commissioning

    Commissioning System with one solar inverter The commissioning menu is automatically opened the first time the solar inverter is Single unit connected. It helps you make the stand- ard settings. For a better understanding of keyboard operation, please also see the chapter Operation. System with several solar inverters The commissioning of the solar inverter Main unit Secondary units · a single unit · a main unit and secondary units with several networked units is described in detail in the following.

  • Page 50: Commissioning Single Unit

    Commissioning single unit 3. Select entry «Single device» in selec- tion menu with / 1. During initial start-up the following appears on the display: Confirm with Start commissioning with 4. Set date and time. 2. Select language in selection menu with / Please note that time settings should only be made with caution, as they directly af- fect data logging. For example, if you set the time back by 1 hour, then the existing data will be overwritten. Confirm selected language with Select time with . Change selected number with / and jump to next number with /...
  • Page 51 6. Completion of commissioning Apply set time with and set date in same way as time. Confirm overview with Apply set date with 5. Set password. Select password with Default password is: * * * * * * * * A new password can be set with / / / as an option. Confirm password with...

  • Page 52: Commissioning Several Networked Units

    Commissioning several networked units 2. Select language in selection menu with / Before commissioning, all units must be interconnected via the CAN bus interface. See the chapter Networking solar invert- ers via CAN bus. Switch on all units following installation. Commissioning begins with the main unit Confirm selected language with you have selected. 3. Select entry «Master» in selection Commissioning main unit menu with / 1. During initial start-up the following appears on the display: Confirm with Start commissioning of main unit with The other units in the CAN network are automatically configured as slaves.
  • Page 53 4. Set data and time centrally for all 5. CAN network list is set up connected units. Depending on the side of the network, it Please note that time settings should only may take a moment until the main unit be made with caution, as they directly af- has found all secondary units and added fect data logging. For example, if you set them to the list. the time back by 1 hour, then the existing data will be overwritten. Select time with . Change selected number with / and jump to next number with / Units = total number of devices found in CAN network Apply set time with and set date in In network = number of configured same way as time. units After the main unit has found all con- nected secondary unit, these must be configured before commissioning of the main unit is continued. Apply set date with...
  • Page 54 Confirm with Commissioning secondary units After a main unit has been defined, the display for requesting the CAN-ID is au- 6. Set password. Select password with tomatically shown on the display on each Default password is: secondary unit. * * * * * * * * 1. Request CAN ID. Change to the editing A new password can be set with / mode with the . Request next high- / / as an option. est free ID from main unit with or next lowest free ID with Confirm password with 7. Completion of commissioning Confirm CAN-ID with With these IDs, the data of the individual secondary units can be assigned in the web interface and in the menu of the Confirm overview with main unit.

  • Page 55: Later Commissioning

    The CAN-ID 1 is automatically assigned to Later commissioning the master. This means the slave can be If you add new unit or replace existing assigned the IDs from 2 to 99. ones in your solar system, then you can display the unit list in the display on the Commissioning cannot be continued until main unit under «Settings – Network an ID has been requested from the main – CAN bus». The new unit can them be unit. put into operation in accordance with the description for commissioning sec- ondary units. 2. Completion of commissioning Confirm overview with 3. Carry out commissioning for all other slaves as described above.

  • Page 56: Operation

    Operation...

  • Page 57: Operating Elements

    Operating elements LCD display A graphics-capable, monochrome dot Operating field matrix display is integrated in the oper- The solar inverter is operated via the ating field. In standard operation the operating field on the front. momentary output, daily yield and status are displayed. The bar graph shows the energy feed-in of the current day. Press any key to activate the display light- ing. If no key is pressed for approx. 1 minute, the display lighting goes out. 1 LCD display (lighted) Important! 2 Operating LED The LCD display is not a calibrated 3 Keyboard measuring device. It is characterised by a slight, system-dependent difference of a few percent. Exact accounting of the data with the power supply company requires a cali- brated meter.

  • Page 58: Operating Led

    Keyboard Operating LED The keyboard can be used to navigate in The combined red/green LED indicates the menu, edit text fields, select entries the unit status of the solar inverter: from lists and enter numbers consecu- · LED off tively and digit by digit. User entries can Solar inverter is not active (night only be made if the value to be changed mode) is selected. The cursor changes visibly in · LED green, continuously lit the editing mode and indicates the digit Solar inverter is active and feeds into to be changed. power grid (MPP mode) · LED green, flashing key Scroll up. Solar inverter is active and feeds into power grid, however with current, key Scroll down. output or temperature limitation. key Select menu item. · LED red, continuously lit an error has occurred (malfunction) key Back one menu level. · LED red, flashing a warning has been issued key Select menu item and confirm your entries.

  • Page 59: Standard Screen (Single Unit)

    Standard screen (single unit) Output lim. Feeding with output The standard screen is always shown limitation when no keyboard entry is made for Feed. Feeding more than 1 minute. It can also be shown Warning A warning has been output manually with the menu item «Solar Error An error has occurred Inverter – Instantaneous Values». Night Night mode Start Initialisation phase of unit COM-Upd The communication soft- ware is being updated The standard screen shows the most im- DSP-Upd The control software is portant data at a glance. In the first line being updated you see the momentary feed-in power. In the second line the fed-in energy for the The graphic in the lower section of the day is shown. screen shows the energy fed in for the day as a bar graph. The current period The status signals the unit status with the is shown as a flashing bar, as it is still following messages: increasing.

  • Page 60: Standard Screen (System)

    Standard screen (system) You can view the system data for a CAN- networked system with this screen. The various functions are accessed via the menu. The main menu is opened from the standard screen by pressing the ESC key twice. You can always return to the standard Next to the total current system output, screen by pressing and holding the ESC you also see the energy yield of your so- key. lar system and any status messages of all connected units. These are provided with If a status message is shown, then you the inverter number. An „M“ means that can open the error list directly with the the error has occurred on the main unit. OK key. You can access other instantaneous values from the standard screen with the Arrow down and Arrow up key.

  • Page 61: Access Rights

    Access rights Operation of the solar inverter is divided The password for the customer area is: into various areas protected with pass- words. * * * * * * * * The password has 8 places. The password is preset and is directly confirmed with As an option you can assign a personal If no entry is made with the keyboard af- password in the Commissioning menu. ter entering the password, it is necessary to reenter the password after approxi- mately 5 minutes. Installer area In this area the installer can make special The password can be entered in the settings on the solar inverter which are menu item «Settings – Login». possible after consulting the technical hotline. Customer area A device-dependent password must be The customer password must be entered requested from the technical hotline. to access this area. All settings can be made which are required for installation Technical Hotline +49-7531-99677577 and commissioning of the solar inverter.

  • Page 62: Menu Structure

    Menu structure You can access all screens on the solar Standard screen Instantaneous values 1 inverter with the menu. The menu is Instantaneous values 2 opened by pressing the left arrow key from the standard screen. Yield for week Yield for 15 days Yield for month Total output Instantaneous values DC values Energy yield AC values Events History Information Yield for week Yield for 15 days Yield for month Instantaneous values Total output Energy yield Solar inverter Events Solar system Firmware History Settings Memory System info Mode General information Language Login LCD contrast Network Date/Time Commissioning Receiving time...

  • Page 63: Instantaneous Values - Unit

    Overview of screen displays Display Description Calling Menu Instantaneous Values – Unit Current feed-in power, daily The screen appears auto- energy yield and unit status matically when you have MPP Feeding in MPP mode not made any entries with the keyboard for several minutes. Solar inverter – Instantane- ous values Display of voltages and cur- Solar inverter – Instantane- rents from solar generator ous values – and grid Interior temperature of unit Solar inverter – Instantane- (Temp.Inv.) and temperature ous values – and irradiation values (if sensor is connected) AC yields and operating Solar inverter – Energy yield hours from today, yesterday, week and month...

  • Page 64: Events - Unit

    AC yields and operating Solar inverter – Energy hours from year and total yield – value Events – Unit Select starting data for Solar inverter – Events event display Display event list Solar inverter – Events – Display event details (error Solar inverter – Events – number, data, starting time, – duration and number of oc- currences per day)

  • Page 65: History - Unit

    History – Unit Daily yield for 1 week Solar inverter – History – Yield for week Daily yields for 15 days Solar inverter – History – Yield for 15 days Monthly yields Solar inverter – History – Yield for month AC output Solar inverter – History – AC (5-min. values) output DC voltage Solar inverter – History – DC (5-min. values) output...

  • Page 66: Information - Unit

    DC current Solar inverter – History – DC (5-min. values) values – AC current Solar inverter – History – AC (5-min. values) values AC voltage Solar inverter – History – AC (5-min. values) values – Information – Unit Firmware Solar inverter – Informa- tion – Firmware Memory card Solar inverter – Informa- tion – Memory...

  • Page 67: Instantaneous Values - Solar System

    Device mode Solar inverter – Informa- tion – Mode Instantaneous values – Solar system (only on main unit) Current system feed-in The screen appears on the power, daily energy main unit automatically yield and system status when you do not make any entries with the keyboard for several minutes. Solar system – Instantaneous values Yields – Solar system (only on main unit) AC system yields and opera- Solar system – Energy yield ting hours from today, yes- terday, week and month AC system yields and opera- Solar system – Energy ting hours from year and yield – total value...

  • Page 68: Events - Solar System

    Events – Solar system (only on main unit) Select starting data for sys- Solar system – Events tem event display Display event list for entire Solar system – Events – system Display event details (error Solar system – Events – Enter number, data, starting time, – Enter – – duration and number of oc- currences per day) History – Solar system (only on main unit) Solar system daily yield for Solar system – History 1 week – Yield for week Solar system daily yield for Solar system – History 15 days – Yield for 15 days...

  • Page 69: System Info - Solar System

    Solar system monthly yields Solar system – History – Yield for month Solar system AC output Solar system – History (5-min. values) – AC output System info – Solar system (only on main unit) Unit list for selecting a unit Solar system – System info Selection of information Solar system – System info – Firmware Solar system – System info – Firmware...

  • Page 70: Settings - General

    Memory card Solar system – System info – Memory Device mode Solar system – System info – Mode Settings – General Display language Settings – General – Language LCD contrast Settings – General – LCD contrast Set date/time Settings – General (only possible with customer – Date/Time password)

  • Page 71: Settings - Login

    Set receiving time (starting Settings – General time and duration in which – Receiving time the unit can also be ad- dressed in the night mode via the network). (only possible with customer password) Changing the customer Settings – General password – Password (only possible with customer password) Settings – Login Password entry to access Settings – Login advanced settings (necessary for commissioning)

  • Page 72: Settings - Network

    Settings – Network (only possible with customer password) Setting of the irradiation Settings – Network and temperature sensor – Interfaces and configuration of the S0 pulse output Network settings (Screen 1): Settings – Network Activate DHCP for the auto- – Ethernet matic IP address setting or enter IP address manually Network settings (Screen 2): Settings – Network – Ethernet – Have CAN bus ID assigned Settings – Network by the main unit – CAN bus Assign RS485 address to the Settings – Network unit (only necessary if NT – RS485 bus units are connected in the network)

  • Page 73: Malfunction Displays

    Malfunction displays You can look up the malfunction causes yourself using the following list. First se- The solar inverter indicates malfunctions lect the malfunction which has occurred in the LCD display and saves these in the and then read under Remedies what you internal error memory. can do to eliminate the malfunction. The malfunction display consists of a number and a short designation. Based on the first number you can quickly re- cognise which area the error has occurred 1: Error in the area of the solar generator 2: Error in the area of the AC network 3: Error in the area of the inverter 4: Error in the area of the interfaces/com- munication 9: Service error If an error is shown in the standard display, then you can look up the exact error message in the menu under «Solar inverter – Events».
  • Page 74 Malfunction Description Remedies 101:U-DC max Your AT solar inverter is ap- The maximum DC voltage proved for a maximum open- was exceeded. circuit voltage of the solar ➡ Check the dimensioning of generator of 680 V. All com- your PV generator. ponents of the DC input are sufficiently dimensioned with Too many modules are con- a safety factor. If the threshold nected in series. is exceeded, the solar inverter ➡ Reduce the number of mo- stops feeding. dules and carry out commis- sioning again. 102:Insulation Before each connection, your The solar inverter has disco- solar inverter checks the PV sys- vered an insulation fault in the tem for a possible earth fault PV system during start-up. or insulation faults. Should this ➡ Check your PV system for kind of error be detected, no possible insulation faults feeding takes place. The mode (pinched-off DC lines etc). of operation is conformant with DIN VDE 0126-1-1.
  • Page 75 Malfunction Description Remedies 103:AFI>30mA Your solar inverter is equipped A residual current jump has oc- with a universally sensitive AFI curred during operation of the according to DIN VDE 0126- solar inverter. 1-1. This monitoring unit has ➡ Check your PV system for detected a relative residual possible insulation faults. current jump of >30 mA. 104:AFI>0.3A Your solar inverter is equipped A residual current greater than with a universally sensitive AFI 300 mA has occurred during according to DIN VDE 0126- operation of the solar inverter. 1-1. This monitoring unit has ➡ Check your PV system for detected an absolute residual possible insulation faults. current of >300 mA. 201:Surgef. Your solar inverter continually The solar inverter has detected monitors the quality of the AC a high voltage peak on the grid. During high voltage peaks phase feeding in. on the phase feeding in, the ➡ After malfunction elimina- solar inverter stops feeding and tion the solar inverter re- attempts a restart.
  • Page 76 Malfunction Description Remedies 202:UAC1>10% If the voltage of the phase The cable cross-section in the feeding in was greater than AC supply line to the solar 253 V for a period of ten mi- inverter is too small. nutes, the solar inverter stops feeding and attempts to switch Your inverter feeds into a spur on again when the grid vol- line, which is insufficiently tage is within the permissible dimensioned. range. The mode of operation is conformant with DIN VDE ➡ Check the design of your 0126-1-1. grid connection (energy meter) or the grid feed point to your Electric Utility. ➡ Ask your Electric Utility about grid stability and de- sign.
  • Page 77 Malfunction Description Remedies 203:UCA1>15% Your solar inverter continually The cable cross-section in the monitors the voltage level of AC supply line to the solar the phase feeding in. When inverter is too small. the maximum permissible limit is exceeded, the solar inverter Your inverter feeds into a spur stops feeding and does not line, which is insufficiently start up again until the voltage dimensioned. value drops below the maxi- mum permissible limit. ➡ Check the design of your grid connection (energy meter) or the grid feed point to your Electric Utility. ➡ Ask your Electric Utility about grid stability and de- sign.
  • Page 78 Malfunction Description Remedies 204:UAC1<Min Your solar inverter continually ➡ Ask your Electric Utility monitors the voltage level of about grid stability and de- the phase feeding in. When sign. the minimum permissible limit is dropped below, the solar inverter stops feeding and does not start up again until the voltage value exceeds the minimum permissible limit. If the voltage drops below 160 V, the solar inverter cannot be supplied. 205:UAC2>Max Your solar inverter is equipped ➡ Ask your Electric Utility with a three-phase voltage about grid stability and de- monitoring function according sign. to DIN VDE 0126-1-1. It con- stantly monitors the voltage level of the individual phases (here: L2). When the maximum permissible limit is exceeded, the solar inverter stops feed- ing and does not start up again until the voltage value drops below the maximum permis- sible limit.
  • Page 79 Malfunction Description Remedies 206:UAC2<Min Your solar inverter is equipped ➡ Ask your Electric Utility with a three-phase voltage about grid stability and de- monitoring function according sign. to DIN VDE 0126-1-1. It con- stantly monitors the voltage level of the individual phases (here: L2). When the minimum permissible limit is dropped below, the solar inverter stops feeding and does not start up again until the voltage value exceeds the minimum permis- sible limit. 207:UAC3>Max Your solar inverter is equipped ➡ Ask your Electric Utility with a three-phase voltage about grid stability and de- monitoring function according sign. to DIN VDE 0126-1-1. It con- stantly monitors the voltage level of the individual phases (here: L3). When the maximum permissible limit is exceeded, the solar inverter stops feed- ing and does not start up again until the voltage value drops below the maximum permis- sible limit.
  • Page 80 Malfunction Description Remedies 208:UAC3<Min Your solar inverter is equipped ➡ Ask your Electric Utility with a three-phase voltage about grid stability and de- monitoring function according sign. to DIN VDE 0126-1-1. It con- stantly monitors the voltage level of the individual phases (here: L3). When the minimum permissible limit is dropped below, the solar inverter stops feeding and does not start up again until the voltage value exceeds the minimum permis- sible limit. 209:Isol.op. You solar inverter is equipped ➡ Check the phases L2 and L3. with a high-quality redundant ➡ Ask your Electric Utility grid monitoring function ac- about grid stability and de- cording to DIN VDE 0126-1-1 sign. and constantly monitors the grid. If one of the phases fails, or if the phase position be- tween the individual conduc- tors changes, the solar inverter stops feeding and does not start up again until the error is eliminated.
  • Page 81 Malfunction Description Remedies 210:Frq1>Max The solar inverter continually ➡ Ask your Electric Utility monitors the grid frequency of about grid stability and de- the phase feeding in. If this lies sign. above the permissible value, the solar inverter stops feeding and does not start up again un- til the value is below the limit. 211:Frq1<Min The solar inverter continually ➡ Ask your Electric Utility monitors the grid frequency of about grid stability and de- the phase feeding in. If this lies sign. below the permissible value, the solar inverter stops feeding and does not start up again un- til the value is above the limit.
  • Page 82 Malfunction Description Remedies 212:DC share Your solar inverter continually ➡ Restart the solar inverter. monitors the quality of current fed in. If an increased DC share If the error still occurs, please is found in the current fed in, contact the technical hotline. the solar inverter stops feed- The phone number is provided ing. The solar inverter does not on the back of the manual. attempt to feed in again until after a reset (the next day). 213:UAC1>10% The voltage of the phase The cable cross-section in the (Warning) feeding in is higher than 10% AC supply line to the solar above the nominal value. If inverter is too small. this is the case for longer than Your PV system feeds into a ten minutes, the inverter stops spur line, which is insufficiently feeding and does not switch on dimensioned. again until the voltage drops ➡ Ask your power supply below this limit again. company (PSC) about grid stability and design. ➡ Check the design of your grid connection (energy meter) or the grid feed point to your Electric Utility.
  • Page 83 Malfunction Description Remedies 301:AFI-Over The integrated sensor for A residual current was detected measuring the residual current during start-up. has been operated outside its ➡ Restart the solar inverter. measuring range. If the error still occurs, please contact the technical hotline. The phone number is provided on the back of the manual. 302:Monit. The AT solar inverter is ➡ Restart the solar inverter. equipped with a redundant monitoring unit which con- If the error still occurs, please stantly checks the measured contact the technical hotline. values of the controller for The phone number is provided plausibility. If a deviation or an on the back of the manual. error is detected in the process, this message appears. In addi- tion, this message can also ap- pear in case of a power failure.
  • Page 84 Malfunction Description Remedies 303:Overtmp. Your solar inverter is designed The maximum permissible for an ambient temperature of ambient temperature has been up to +40°C. When a specified exceeded. temperature threshold of the ➡ The installation location heat sink is reached, the output is not suitable. Please find power is reduced linearly. another installation location. Should the heat sink tempera- ture nevertheless continue to The necessary air circulation increase, feeding is stopped. was not taken into account After the heat sink tempera- during installation. ture drops, the solar inverter ➡ Clean the solar inverter, if starts up again automatically. dirt prevents cooling. ➡ Observe the installation distances specified in the manual. Objects were laid on the heat sink and unimpaired convec- tion was prevented. ➡ Remove the objects.
  • Page 85 Malfunction Description Remedies 304:Mains rel. The AT solar inverter checks the ➡ Restart the solar inverter. operation of the mains relay prior to every switch-on. An If the error still occurs, please error was detected during this contact the technical hotline. check. The phone number is provided on the back of the manual. 305:AFI Test The AT solar inverter checks the ➡ Restart the solar inverter. operation of its residual-cur- rent monitoring unit prior to If the error still occurs, please every switch-on. An error was contact the technical hotline. detected during this check. The phone number is provided on the back of the manual.
  • Page 86 Malfunction Description Remedies 306:Temp mea. The AT solar inverter is The ambient temperature of equipped with a temperature the solar inverter is outside the sensor that monitors the heat permissible range (< -25°C). sink temperature. This message ➡ Wait until the temperature appears if the sensor reports a reaches the permissible value outside its value range or operating range. in case of a sensor cable break. A cable break has occurred in the sensor which monitors the heat sink temperature. ➡ Please contact the technical hotline. The phone number is provided on the back of the manual.
  • Page 87 Malfunction Description Remedies 307:Overtmp. Your solar inverter is designed The maximum permissible (Warning) for an ambient temperature of ambient temperature has been up to +40°C. When a specified exceeded. temperature threshold of the ➡ The installation location heat sink is reached, the output is not suitable. Please find power is reduced linearly. another installation location. Should the heat sink tempera- ture nevertheless continue to The necessary air circulation increase, feeding is stopped. was not taken into account This warning appears when the during installation. current heat sink temperature ➡ Clean the solar inverter, if is just below the switch-off dirt prevents cooling. threshold. ➡ Observe the installation distances specified in the manual. Objects were laid on the heat sink and unimpaired convec- tion was prevented. ➡ Remove the objects.
  • Page 88 Malfunction Description Remedies 401:SD Card The solar inverter cannot find ➡ Restart the solar inverter. an SD card. If the error still occurs, please contact the technical hotline. The phone number is provided on the back of the manual. 402:SD Card The SD card is write-protected ➡ Restart the solar inverter. If the error still occurs, please contact the technical hotline. The phone number is provided on the back of the manual. 403:CAN User Communication error with CAN ➡ Check whether an error user. has occurred in the CAN secondary unit. Restart se- condary unit and main unit if necessary.
  • Page 89 Malfunction Description Remedies 404:CAN Bus CAN bus not in operation. No communication is possible via the CAN bus. ➡ Check the bus lines and the terminating resistors. ➡ Check whether the maxi- mum permissible line lengths have been complied with. ➡ Check whether the bus lines have been routed parallel to power cables. Separate bus lines and power cable from each other spatially if neces- sary. 405:CAN User CAN user does not respond. ➡ Check whether an error has occurred in the CAN secondary unit. Restart secondary unit if necessary.
  • Page 90 Malfunction Description Remedies 406:Solar No sensor found on sensor If you have connected a sensor: (Warning) channel 1 (solar). ➡ Check the connection to your sensor. If you have not connected a sensor: ➡ Check the configuration with the Sunways Browser. 407:Temp. No sensor found on sensor If you have connected a sensor: (Warning) channel 2 (temperature). ➡ Check the connection to your sensor. If you have not connected a sensor: ➡ Check the configuration with the Sunways Browser.
  • Page 91 Malfunction Description Remedies 408:CAN Comm Communication malfunctions A malfunction occurs in the (Warning) occur repeatedly on the CAN data transmission on the CAN bus. bus. However, a data exchange con- tinues to be possible. ➡ Check whether all connec- tors of the bus lines and the terminating resistors are properly mounted. ➡ Check whether the bus lines have been routed parallel to power cables. Separate bus lines and power cable from each other spatially if neces- sary. 409:CAN Conf. CAN bus is in the configuration At least one unit is in the menu (Warning) mode. No measured values are item «Settings – Network transferred. – CAN bus». ➡ Close this menu for all units.
  • Page 92 Malfunction Description Remedies 410:SMTP Co. SMTP server cannot be reached Check the Email settings with the Sunways Browser. ➡ Is a valid URL or IP address set for the SMTP server? 411:SMTP Soc SMTP no socket available Internal error or problem when addressing the server: no remedy available 412:SMTP Co. SMTP faulty communication Check the Email settings with with server the Sunways Browser. ➡ Is a valid recipient Email ad- dress set? ➡ Is the portal Email address set to sunways@mail1. meteocontrol.de in the configuration of the system monitoring?
  • Page 93 Malfunction Description Remedies 413:DNS Fail. DNS has failed Check whether a valid gate- way and a valid DNS server IP address are entered in the network configuration. ➡ Can the inverter access the Internet? 414:HTTP Con. HTTP client connection has Check the settings of the portal failed address (www.meteocontrol. de) and the mailbox file (extern/sunways/pobox.php) in the configuration of the system monitoring 415:HTTP Aut. HTTP client authorisation has Internal error or problem when failed addressing the server: no remedy available 416:HTTP Tim. HTTP client timeout Internal error or problem when addressing the server: no remedy available 417:HTTP Soc. HTTP client no socket available Internal error or problem when...
  • Page 94 Malfunction Description Remedies 418:HTTP Soc. HTTP client error with socket Internal error or problem when addressing the server: no remedy available 419:HTTP Met. HTTP client incorrect method Internal error or problem when addressing the server: no remedy available 420:HTTP Pro. HTTP client error with protocol Internal error or problem when addressing the server: no remedy available 421:HTTP Wri. HTTP client write error Internal error or problem when addressing the server: no remedy available 422:HTTP Rea. HTTP client read error Internal error or problem when addressing the server: no remedy available...
  • Page 95 Malfunction Description Remedies 9xx: Service A service error has occurred. ➡ Disconnect the solar inverter from the grid and from the solar generator and recon- nect it. If the error occurs again, please contact the technical hotline. The phone number is provided on the back of the manual.

  • Page 96: System Monitoring

    System monitoring...

  • Page 97: General Information

    General information The basis for the system monitoring is the One of the four possible connections data logger integrated in the AT solar between a PC and the solar inverter is inverter. The solar inverters of the AT se- possible for this purpose: ries are equipped with a broad range of · Direct connection via an Ethernet monitoring options for your solar system: cable · The Sunways Browser offers the dis- · Connection via an existing Ethernet play of instantaneous values, stored network operating data and settings · Connection via the Internet, e.g. con- · With active alerting the main unit can nection of the solar inverter to a DSL send errors which have occurred in the connection solar system to a selected recipient by · Connection via the Sunways Modem Email. · With the Sunways Portal connection the AT solar inverter can send the operating data of your solar system to the Sunways Portal daily without ad- ditional hardware. This enables you to track your yields via the Internet.

  • Page 98: Integrated Data Logger

    Integrated data logger Operating Data (5-Min. Mean Values) The integrated data logger of the AT Qty. Value solar inverter stores the operating data 2000 DC current of your solar system. In addition to 5- 2000 DC voltage minute mean values, energy yields are 2000 AC current also stored as 5-minute, daily, weekly, 2000 AC voltage monthly and annual values. Up to 200 2000 AC output status changes (warnings and errors with 2000 Unit temperature start and end) are also stored. Each data 2000 Module irradiation (opt.) record contains the data and time. The 2000 Module temperature (opt.) data logger is designed as a circulating memory, i.e. the respective oldest data are overwritten with new data. Energy Yields Qty.

  • Page 99: Direct Ethernet Connection

    Direct Ethernet connection The solar inverters are equipped with an To always find the suitable configuration Ethernet interface as standard for system for installation and commissioning on the monitoring and configuration with a PC. PC, we recommend the use of a second network card (e.g. PCBus, PCMCIA), Connect your PC and the solar inverter which you can configure to match the de- with a crossed or 1:1 Ethernet connec- fault setting of the solar inverter. tion cable of the type CAT5 with RJ45 sockets (automatic detection) or with the The PC and the solar inverter must have included Ethernet cable. suitable IP addresses and net masks. The network settings can be adjusted wither The PC is connected to the main unit as directly on the solar inverter via the LCD standard. display or on your PC. Direct Ethernet connection Secondary unit Main unit Max. Ethernet connection: 100 m Max. total CAN bus length: 100 m...

  • Page 100: Network Settings On Solar Inverter

    Network settings on solar inverter 1. Open the menu «Settings – Login». 2. Enter the default password (********) or the password you have assigned here. The solar inverter is supplied with the fol- lowing, preset IP address: 3. Open the menu «Settings – Network 192.168.30.50 – Ethernet». On request you can assign your own IP 4. Enter an IP address suitable for use address to the solar inverter via the menu with your PC. This means the first «Settings». three number blocks must be identical, and the last number block different. In the default setting the solar inverter does not support a DHCP (Dynamic Host Configuration Protocol). Therefore, no automatic assignment of the IP address takes place. It is possible to activate the DHCP protocol via the menu «Settings». Example: If your PC has the IP address IP addresses may not be assigned twice 192.168.1.1, then you assign the solar within the network! inverter the IP address 192.168.1.2...

  • Page 101: Network Settings On Pc

    Network settings on PC 5. Call up additional settings with To enable your PC to communicate with the solar inverter, you must make network settings. The procedure differs slightly depending on the operating system. An example of the configuration under Windows XP is shown in the fol- ® 6. Enter the subnet mask 255.255.255.0 lowing. here. 7. Enter the IP address of your PC in the gateway. IP addresses may not be assigned twice 8. Confirm this entry with within the network! After the network configuration is com- pleted you can start the Sunways Browser by entering the IP address of the solar inverter in the address line of your web browser.
  • Page 102 1. Select «Start - Settings». 2. Select «Network Connections». 3. Double-click on the LAN connection via which you are connected to the solar inverter.
  • Page 103 4. Click in the Status window on 5. Mark «Internet Protocol (TCP/IP)» and «Properties». click on «Properties» again.
  • Page 104 6. Now assign an unused IP address 8. In the menu item «Status» you can 192.168.30.XXX and enter the subnet check the correctness of your entries mask 255.255.255.0. and the status of your connection 7. Click on «OK» to confirm your entries.

  • Page 105: Connection Via An Existing Ethernet Network

    Connection via an existing Ethernet network If a home or company network exists, then you can integrate the AT solar inverter directly in the network as a net- work user. Connect your PC and the solar inverter with a CAT5 Ethernet cable with RJ45 sockets 1:1 for a hub, or crossed for a switch. The main unit is connected to the net- work as standard. With DHCP After the network configuration is com- If a DHCP server is present in your net- pleted you can start the Sunways Browser work, you can activate DHCP on the solar by entering the IP address of the solar inverter. In this case the solar inverter inverter in the address line of your web obtains the network settings automati- browser. cally. You can display the assigned IP ad- dress via the LCD display (menu «Settings For more complex network configura- – Network – Ethernet»). tions, please contact your network administrator.
  • Page 106 Without DHCP After the network configuration is com- If there is no DHCP server in your net- pleted you can start the Sunways Browser work, you must set an IP address still by entering the IP address of the solar not used in the network on the AT solar inverter in the address line of your web inverter (see the chapter Network setting browser. on solar inverter). Ask your network administrator for the necessary settings for IP address, net mask and gateway. Connection via Ethernet network Secondary unit Main unit Max. Ethernet connection: 100 m Hub Switch Router Max. total CAN bus length: 100 m...

  • Page 107: Connection Via Internet

    (follow the procedure in the manual Internet access exists, then you can make the solar inverter reachable via the Inter- of your DSL modem or Internet router net. for this purpose). Requirement: 5. Configure your DSL modem or Internet Your DSL modem or Internet router sup- router so that, for example, it accepts ports static IP address services, requests from the Internet via Port 80 e.g. www.dyndns.org and forwards them internally to the solar inverter (Port Forwarding). 1. For this purpose, connect your solar in- verter to your DSL router, DSL modem, 6. Also note that the port for accesses switch or hub depending on the net- from the Internet set in your firewall work structure. Use a CAT5 Ethernet must be released. cable with RJ45 sockets 1:1 for a hub, or crossed for a switch. The main unit is connected to the net- work as standard. Sunways AG provides instructions for 2. Register free of charge, e.g. at the configuration of frequently used DSL www.dyndns.org. modems on the web site. 3. Create a so-called alias for the access to your solar inverter, e.g. at-sunways. dyndns.org. You can access your solar inverter later via this address.

  • Page 108: Connection Via Sunways Modem

    Connection via Sunways Modem Modem connection A modem connection can be used to bridge longer distances during system monitoring and configuration. The Sun- ways Modem is connected to the solar inverter for this purpose. The Sunways Modem can be used as an analogue, ISDN max. 100 m and GSM modem. 1. Connect your solar inverter and the remote modem with a crossed or 1:1 Connecting Sunways Modem Ethernet connection cable of the type CAT5 with RJ45 sockets. The main unit is connected to the remote modem as INVERTER standard. 2. Connect an external modem to your PC or, if available, use the internal modem of the PC. For commissioning, please read the user manual of the Sunways Modem. MODEM 1 Telephone connection 2 RS232 interface 3 Power supply unit...

  • Page 109: Dialling In From A Pc To Solar Inverter

    Dialling in from a PC to solar 3. Confirm your selection with «Contin- inverter ue» and select «Dial-up connection» on the next screen and confirm with To establish a connection to your so- «Continue». lar inverter with a PC via the modem, you must establish a dial-up connec- tion in Windows. The procedure under Windows XP is shown in the following. ® 1. Run the wizard for a new connection with «Start – Settings – Network Con- nections». The first selection screen is opened with «Continue». 2. Select «Connection to the network on My Computer».
  • Page 110 4. A list of the installed modems appears. 6. Specify the phone number of your Select the desired modem and confirm Sunways Solar Inverter. your selection with «Continue». When entering the telephone number, 5. Enter a connection name and confirm you may need to include one or more your entry with «Continue». digits to connect to an outside line! (An outside line is usually obtained by placing a «0» before the actual telephone number). Confirm your entry with «Continue». 7. You can now specify whether this con- nection is to be available to all users of this PC. If in doubt, enter «All users» here and confirm your entry with «Continue».
  • Page 111 8. Click on the checkbox if you want to 9. The connection window appears reach the connection simply via your automatically after finishing the con- desktop and then select «Finish». nection. (As an alternative via the icon on your desktop or via «Start - Settings - Network Connections»). Here you must now still make other settings, which you can access via «Properties».
  • Page 112 10. First select the «Network» tab and 11. Enter the following data: mark the entry «Internet Protocol Obtain an IP address automatically (TCP/IP)» there. Select «Properties». Obtain DNS server address automati- cally The PC is automatically assigned an IP address by the solar inverter while dialling in. This is 192.168.20.51 as standard and can be set via the Sun- ways Browser (under «Settings – Modem – PPP-IP»)
  • Page 113 12. Enter «customer» as the user name 13. The connection is established with and the standard password «Dial». (********) or the password you have After the connection is established you changed as the password in the con- can start the Sunways Browser by enter- nection window. ing the IP address of the solar inverter in the address line of your web browser. The password matches the customer pass- word on the unit.

  • Page 114: 6.10 Sunways Browser

    6.10 Sunways Browser General information The Sunways Browser can be run via a standard Internet browser, e.g. Mozilla Firefox. One of the four possible connec- tions between a PC and the solar inverter is possible for this purpose: · Direct connection via an Ethernet cable · Connection via an existing Ethernet network · Connection via the Internet, e.g. con- nection of the solar inverter to a DSL connection · Connection via the Sunways Modem...

  • Page 115: Access Protection

    After entering the IP address of the solar Access protection inverter in the address line of the brows- The Sunways Browser is provided with er, the following functions are available: password protection so that unautho- rised persons cannot access your solar · Display of the operating mode and inverter. instantaneous values for a single unit or for a CAN-networked system The following user data are set in the · Display of energy yields as 5-minute, delivered state: daily, monthly, annual and total values User: customer · 5-minute mean values of solar genera- Password: * * * * * * * * tor current and voltage, grid current and voltage and feed-in power · Settings, e.g. of date/time, interface configuration, alerting options, com- munication parameters etc. · Software update of the communica- tion software (LCD display, interfaces,...

  • Page 116: Overview - Menu

    Should you forget the password, then Overview – Menu you can request a device-dependent Home – Display of start page password from the technical hotline with which you can access your solar inverter again. In this case you should be able to present proof of purchase of the solar Solar Inverter – Display of the inverter. instantaneous values, stored operating data, status of the solar inverter Solar System – Display of the system overview with status, total output and yields and access to secondary units Information – Unit information, e.g. serial number Settings and software update for the unit or the networked system Language selection You can display the web pages in Ger- man, English, French, Spanish and Italian. Click on the country flags to change over to the respective language.

  • Page 117: Setting Date/Time

    Setting date/time This function can be accessed via «Set- tings – Date/Time». If you have selected Please note that time settings should only the correct time zone and an Internet be made with caution, as they directly af- connection is available, you can automat- fect data logging. For example, if you set ically synchronise the time of the solar the time back by 1 hour, then the existing inverter with a time server with the NTP data will be overwritten. button. As an alternative you can also transmit the PC time to the solar inverter.

  • Page 118: Software Update

    Software update 4. The current software is copied to the The software update is used to expand solar inverter with the «Update» functions on your solar inverter. The button. communication software (responsible for 5. The unit is restarted and the new LCD display, interfaces, communication software is loaded with the «Restart» and Sunways Browser) and the control button. software can be updated. 1. Call up the function «Settings – Soft- ware Update» for this purpose. This function requires entry of a password (default: ******** or the customer password you have changed). 2. In the upper section of the screen you see the software versions that are currently running. If a new version is made available on our website (www.sunways.de), then you can download this file and load it via the Sunways Browser. Select the file on your hard disk in the File field with the «Browse...» button and confirm the File dialogue with «OK». 3. Then select the software you want to update (communication software, con- trol software or monitoring software).

  • Page 119: Distributing Software Update To Networked Units

    If there is a CAN bus connection between Updt. Pend. several solar inverters of the AT series, The software update has not yet been you can automatically distribute the cur- carried out rent software from the main unit to the Updt. Act. secondary units. Therefore, you must first The software update is currently being update the software of the main unit as carried out described above. Updt. OK 1. In the Sunways Browser the list of all The software update has been com- units connected to the CAN bus with pleted error-free the respective software version and Updt. Err. the update status can be viewed in the An error has occurred during the soft- menu «System – System Update». ware update 2. In the lower window you can select the units to be updated. A partial selection is marked by clicking on the If a unit is in the Night mode, the soft- first unit with the left mouse button ware update will be carried out during and then pressing the «Shift» key and...

  • Page 120: 6.11 Internet Dial-In Via Modem

    6.11 Internet dial-in via modem Requirement: Communication software at least Version 2.0002 Modem settings If you use a modem for the Internet connection, the modem must be set up accordingly via the Sunways Browser. Therefore, first establish a connection between your PC and the solar inverter (see the chapter Direct Ethernet con- nection). With the web browser you can then make the following settings in the menu «Settings – Modem»: Modem type Selection for the modem type: Analogue, ISDN or GSM modem Internet dial-in number Dial-in number of your Internet provider (ISP)
  • Page 121 Outside line When dialling into the Internet via a If you have a telephone system, you can, dial-up network, the IP address assigned for example, enter a 0 here. A comma by the Internet provider is entered in this produces a dialling pause of 1 second field. Provider Login User name defined by your Internet With an ISDN modem you store the MSN provider of the extension to which the modem is connected here. This is usually the tele- Provider password phone number of the extension without Password defined by your Internet the area code. provider If no MSN is stored, the modem answers all incoming calls! PPP-IP You reach the solar inverter in your web SIM card PIN browser via this IP address. The address is With a GSM modem you enter the PIN of set to 192.168.20.50 in the default the SIM card here. setting. APN number With a GSM modem you enter the APN here (your network operator provides you with this) If you are already using the address range 192.168.20.xxx with your computer for another network connection, then you must set another PPP-IP.

  • Page 122: Email Settings

    Function buttons Email settings The settings are saved in the solar To enable the solar inverter to send inverter with «Send». Emails, the Email setting must be stored with the Sunways Browser. The settings The settings currently stored in the solar can be accessed via «Settings – Network» inverter are displayed with «Read». in the section «Email Settings». With «Modem Test» you can test the mo- dem connection to the set Internet pro- vider. You receive a reply as to whether Requirements: dialling in was successful. · Communication software at least Version 2.0002 · When dialling in via modem, the cor- rect dial-in settings must be stored (see Before conducting the modem test, the Internet dial-in via modem). settings must be stored in the solar in- verter with «Send».
  • Page 123 SMTP provider SMTP server for sending Emails, e.g. mail. gmx.net (max. of 30 characters) Before conducting the SMTP test, the set- tings must be stored in the solar inverter SMTP user with «Send». user name of your Email provider (generally your Email address), The settings are saved in the solar in- e.g. sunways@gmx.de verter with «Send». (max. of 50 characters) The settings currently stored in the solar SMTP password inverter are displayed with «Read». Password from your Email provider (max. of 20 characters) Function buttons Via «SMTP Test» you can have a test Email sent to the Email address stored for active alerting.

  • Page 124: 6.12 Active Alerting

    6.12 Active alerting General information The main unit sends the status messages With active alerting you are informed of all solar inverters if they are CAN-net- of status messages (errors and warnings) worked. in your solar system by Email. If a status message was active for longer than 15 Requirements: minutes or occurred 5 times in one day, · Communication software at least then you will receive an Email at the next Version 2.0002 full hour, which is sent to the Email ad- dress stored in the solar inverter. · A connection of the main unit via a network or modem must be estab- lished. · When dialling in via modem, the cor- rect dial-in settings must be stored (see Internet dial-in via modem). · Correct Email settings must be stored in the Sunways Browser (see «Email settings»)

  • Page 125: Alerting Settings

    Alerting settings Function buttons The alerting settings can be accessed with The settings are saved in the solar the button «Settings – System Monitor- inverter with «Send». ing» in the «Active Alerting» section. The settings currently stored in the solar inverter are displayed with «Read». Active alerting Activation or deactivation of the active alerting function. Email address In the «Email address» field you enter the Email address to which the messages are to be sent.

  • Page 126: 6.13 Sunways Portal Connection

    6.13 Sunways portal connection A basis access for the Sunways Portal for displaying the yield data is available to General information every Sunways customer free of charge. You can have the operating data of your Expanded functions, e.g. the rated/actual solar system automatically sent to the comparison in the Sunways Portal, can be Sunways Portal to monitor your system purchased for a fee. via the Internet. This is possible without using a Sunways Communicator. The portal connection is configured via Requirements: the Sunways Browser. Following activa- tion a registration Email is automatically · Communication software at least sent to the Sunways Portal by the main Version 2.0002 unit which contains the system data, e.g. · A connection of the main unit via a number of units, serial number, etc. network or modem must be estab- lished. From the activation, the operating data · When dialling in via modem, the cor- of the day are sent to the Sunways Portal rect dial-in settings must be stored (see by Email daily before the main unit is Internet dial-in via modem). switched off for the night. The interval can also be set shorter as an alternative.

  • Page 127: Setup

    Setup Portal connection Check whether you meet all require- Activation or deactivation of the portal ments. Configure the specified settings if connection. necessary. Portal address Open the setting page in the Sunways Preset for the Sunways Portal Browser. This can be accessed under «Set- Mailbox file tings – System Monitoring» in the section Preset for the Sunways Portal «Sunways Portal». System ID System ID assigned by the portal. This is automatically entered following the por- tal activation of the solar inverter. Portal Email Preset for the Sunways Portal. Here as well, you can enter another address if you want to evaluate the operating data yourself. Email interval Select the Email interval. If you operate the system on a DSL modem, you can set a short interval. If you use a modem connection, select a longer interval (e.g. daily) to eliminate unnecessary telephone costs...
  • Page 128 User Email The settings are saved in the solar In this field you must enter an Email inverter with «Send». address to which the confirmation Email To view your system data in the Sunways is sent by the portal. It contains a link Portal, you require a user account. This for the activation of your system in the will be issued to you if you follow the Sunways Portal. link in the confirmation email and fill out User SMS the registration form. As an alternative As an option you can specify an SMS you can also enter an existing user name number here to which an SMS message is with the correct password to assign the sent after your system is successfully set system to an existing user account. up in the portal. Function buttons With «Portal Test» you can test the portal connection. You receive an Email at the address in the field «User Email» and an SMS if you have entered your mobile phone number in the field «User SMS». Before the portal test you must transmit the settings to your solar inverter with «Transmit». If the test was successful, a message is sent to the user Email address or the user SMS address.

  • Page 130: Appendix

    Appendix...

  • Page 131: Technical Data

    Technical data Model AT 5000 AT 4500 AT 3600 AT 2700 DC Input Rated DC power 5200 W 4700 W 3750 W 2800 W Maximum DC current 22,0 A 22,0 A 15,5 A 15,5 A Nominal DC voltage 350 V MPP voltage range 236...600 V 214...600 V 242...600 V 181...600 V Maximum voltage DC 680 V Number of inputs per MPP 2 x Tyco Solarlok tracker Number of MPP trackers AC output Rated AC output power 5000 W...
  • Page 132 Model AT 5000 AT 4500 AT 3600 AT 2700 Insulation, frequency and DC cur- integrated according to DIN VDE 0126-1-1 rent monitoring Required phases, number of grid 3 (L1, L2, L3, N, PE) connections Number of feed-in phases (230 V single-phase) Performance Stand-by consumption 6,5 W Night-time consumption < 0,06 W Maximum efficiency 95,5% 95,5% 95,5% 95,5% European efficiency 95,0% 95,0% 94,9% 94,7% MPP efficiency (static) 99,99% 99,99% 99,99% 99,99% Switching concept HERIC® / FP topology, transformerless Other...
  • Page 133 Model AT 5000 AT 4500 AT 3600 AT 2700 Max. relative humidity Cooling free convection Ambient temperature -25°C...40°C (at full load) Overload behaviour working point adjustment Dimensions (height x width x depth) 59 x 35 x 21 cm Weight 29 kg Type of installation wall installation Noise development < 35 dB (A) Standard warranty (option) 5 years (10 years) Certificates CE, DIN VDE 0126-1-1...
  • Page 134 Maximum efficiency in % Partial power of the rated output power Efficiency Voltage 100% max. Euro AT 5000 250 V 91,4 94,2 95,1 95,3 95,1 94,3 95,4 94,8 91,1 94,1 95,3 95,2 95,4 94,6 95,5 95,0 350 V 550 V 90,5 93,7 95,2...
  • Page 135 Efficiency of AT 5000 Output power (W)
  • Page 136 Efficiency of AT 4500 Output power (W)
  • Page 137 Efficiency of AT 3600 Output power (W)
  • Page 138 Efficiency of AT 2700 Output power (W)

  • Page 139: General Liability Disclaimer

    General liability disclaimer All rights reserved. © Sunways AG Although information contained in this The products named on cover page are protected by copyright and sold under manual has been checked with the greatest care for its accuracy and com- licence. No part of this document may be pleteness, not liability whatsoever can be reproduced in any form without the prior accepted for errors or exclusions. written approval of Sunways AG and the Sunways licensors. · Sunways AG reserves the right to change the hardware and software Registered trademark features described here at any time The Sunways logo is a registered without prior notice. trademark of Sunways AG, · This manual may only be reproduced, Konstanz, Germany. passed on, copied or translated into other languages in whole or in part in HERIC is a registered trademark of ® any form or with any means with the Fraunhofer Gesellschaft, Munich, prior written approval of Sunways AG.
  • Page 141 C&F | Werbung und Dokumentation, Villingen-Schwenningen · www.cundf.de...
  • Page 142 Sunways AG Photovoltaic Technology Macairestraße 3 - 5 78467 Konstanz Germany Phone +49 7531 996770 Fax +49 7531 99677444 email info@sunways.de www.sunways.de Technical Hotline Germany: +49-7531-99677577 Spain: +34-93-6652040...

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