Sunways AT 2700 User Manual
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Sunways AT 2700 User Manual

Sunways solar inverter
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User Manual
Sunways Solar Inverter
AT 2700, AT 3000, AT 3600,
AT 4500, AT 5000
EN
english
1

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Summary of Contents for Sunways AT 2700

  • Page 1 User Manual Sunways Solar Inverter AT 2700, AT 3000, AT 3600, AT 4500, AT 5000 english...
  • Page 2 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.
  • Page 3 Introduction Thank you for deciding in favour of a Sunways Solar This user manual contains explanations on using the Inverter of the AT Series! Sunways Solar Inverter. You will learn to recognise the many possibilities of the Solar Inverter. Informa-...

  • Page 4: Table Of Contents

    Content Product description Proper use Function description Integration in solar system Design of solar generator Standard components of a solar system Assembly description Delivery scope Safety precautions General safety precautions Explanation of symbols and warnings Warnings and symbols used in this user manual Symbols used in this user manual Warnings and symbols on device...
  • Page 5 Content Commissioning Connecting and disconnecting Solar Inverter Connecting Switching off Commissioning Commissioning single device Commissioning several networked devices Later commissioning Operation Operating elements Operating field LCD display Operating LED Standard screen (single device) Standard screen (system) Access rights Customer area Installer area Menu structure Overview of screen displays...
  • Page 6 Content Connection via the Sunways Modem Dial-up connection from a PC to the Solar Inverter 6.10 Sunways Browser General information Access protection Overview – Menu Language selection Setting the date/time Software update 6.11 Internet dial-up via modem Modem settings E-mail settings 6.12 Active alerting...

  • Page 7: Product Description

    Proper use · Alarm relay for realising simple monitoring locally The Sunways AT Solar Inverter is the link between your solar generator and the public power grid. · Interface for connecting an irradiation and tem- The energy from the connected solar generator is...

  • Page 8: Integration In Solar System

    This can lead to major decreases in yield. The design program Sunways Sundim may be help- ful 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: ·...

  • Page 9: Standard Components Of A Solar System

    1 Product description Standard components of a solar system Assembly description Depending on the recommendations of your PV planning expert, your PV system consists of the fol- lowing components: – 1 Solar generator – 2 Solar Inverter with integrated DC load break switch 3 Mains fuse and energy meter Options...

  • Page 10: Delivery Scope

    The delivery consists of: proper condition. Despite careful, recyclable pack- ing, transport damage may occur, for which the transport company is generally responsible. · Sunways Solar Inverter of the AT-Series · Installation frame · 2 pairs of Tyco Solarlok plug-in connectors Please check the delivered Solar Inverter thoroughly! ·...

  • Page 11: Safety Precautions

    Safety precautions Warranty and liability General safety precautions The Sunways AG „General Terms and Conditions of Sale and Delivery« always apply. Warranty and liabil- Observe information in operating manual! ity claims for personal injury or damage to property The condition for the safe handling and malfunc-...

  • Page 12: Explanation Of Symbols And Warnings

    2 Safety precautions Explanation of symbols and warnings Warnings and symbols on device To help you quickly understand this manual and The following warnings on the housing of the Solar safely use the Solar Inverter, the following warnings Inverter point out dangers. Always observe the and symbols are used.

  • Page 13: Basic Safety Measures

    VDE regulations, national and other regulations. inverter controller: The Solar Inverter may only be opened by persons · DC overvoltage authorised by Sunways AG to do so. · Overvoltage L1, L2, L3 · Undervoltage L1, L2, L3 When circuit breakers are tripped, the fault cause ·...

  • Page 14: Installation

    Installation · Ensure sufficient heat dissipation when installing the Solar Inverter in a switch cabinet or closed Mechanical installation room. · The ambient temperature may not drop below or Requirements for installation location exceed -25°C and +40°C respectively. At ambient temperatures above 40°C, the inverter automati- cally reduces its output.

  • Page 15: Installation

    3 Installation Installation 6. Secure the Solar Inverter by tightening the lock- Proceed as follows to install the Solar Inverter: ing screw. 1. Hold the wall bracket at the point at which you want to attach the Solar Inverter and mark the mounting holes.

  • Page 16: Electrical Installation

    3 Installation Electrical installation · Always separate the grid connection first by switching off the corresponding mains fuse and Solar generator connection then the solar generator side by quickly opening the DC load break switch. Survey The solar generator can be directly connected to the Extreme danger from electric shock! Solar Inverter with two strings.
  • Page 17 3 Installation Tyco Solarlok plug-in connection system · During preassembly, the connectors must be The Solarlok plug-in connection system is used for separated from all other voltage sources. the simple, reliable connection of individual solar generators up to the Solar Inverter. ·...
  • Page 18 3 Installation The following sequence must be observed during assembly: 1. Stripping the voltage-free line. CAUTION The connectors may not be separated while under load. The circuit must be opened at a suitable point for this purpose. 2. Crimping on the circular contact with the Tyco Release the locking device by pressing on the rib- Solarlok hand crimping pliers.
  • Page 19 3 Installation Connection example – – – – – 1 Solar module box 2 Negatively coded socket 3 Negatively coded plug 4 Positively coded socket 5 Neutral connector 6 Solar inverter...

  • Page 20: Grid Connection

    3 Installation Grid connection – – Extreme danger from electric shock! · Touching live parts can result in death. 1 DC load break switch · All electrical work must be conducted by a quali- 2 AC connection fied electrician while observing the VDE regula- tions, national and other regulations! A basic distinction is made between two different ·...
  • Page 21 A corresponding circuit breaker is recommended as a line protection element in the grid feed direction: AT 2700: 16 A AT 3000: 16 A AT 3600: 25 A 3. Connect the cable ends to the plug terminals in AT 4500: 25 A accordance with the pin assignment.

  • Page 22: Installing Communication

    3 Installation Pin assignment for AC bayonet connector Installing communication The interfaces are located behind the weather- proof connection box on the underside of the Solar Inverter. The diagram shows the connections inside the AC connector, as indicated by the cut-out at the PE connection.

  • Page 23: Networking Solar Inverters Via Can Bus

    Connect a terminating resistor The rate can be set via the Solar Inverter display or at the first and last Solar Inverter in the series. The the Sunways Browser. pluggable terminating resistors are included in the delivery.
  • Page 24 Network length / number of nodes / cable cross-section outside the table values – 1 or several CAN bridge(s) The CAN bridge is available from Sunways. For further information please contact the Technical Hotline. The CAN bridge subdivides the bus into two physi- cally independent segments.

  • Page 25: Networking Solar Inverters Via Rs485 Interface

    3 Installation Networking Solar Inverters via RS485 interface For joint monitoring of a solar system with Sunways Solar Inverters from the older NT generation (750 V or 850 V) you can use the RS485 interface integrated in the Solar Inverters. The system networked with the RS485 interface can be monitored with the Sun- ways Communicator.

  • Page 26: S0 Interface

    Connection of temperature and irradiation sensor The S0 pulse output enables, for example, the con- The optional addition of an irradiation sensor nection of a large display (Sunways Display) for (model Si-01TC-K from Ingenieurbüro Mencke & displaying the momentary output, the energy yields...

  • Page 27: Connecting Alarm Relay

    3 Installation Assignment of sensor connection Wiring diagram for a single device Sensor Sensor Solar Inverter connector pin connection connection assignment designation Pin 1 Plus signal Temp temperature Pin 2 Plus signal Solar irradiance Wiring diagram for several devices Pin 3 Reference earth Pin 4 Plus connection for...

  • Page 28: Commissioning

    Commissioning Connecting Connecting and disconnecting Solar Inverter 1. Switch on the grid connection with the external circuit breakers. 2. Switch on the solar generator voltage by quickly closing the DC load break switch (switching posi- tion 1). The Solar Inverter takes up operation CAUTION when sufficient input voltage is available.

  • Page 29: Commissioning

    4 Commissioning Commissioning 3. Select the country The commissioning menu is automatically opened the first time the Solar Inverter is connected. It helps you make the standard settings. Confirm the country of installation. For a better understanding of keyboard operation, please also see the chapter Operation.

  • Page 30: Commissioning Several Networked Devices

    4 Commissioning 6. Set password. Select password Commissioning several networked devices Default password is: * * * * * * * * System with several Solar Inverters A new password can be set with master slaves as an option. Please note: Numerals from 0 –...
  • Page 31 4 Commissioning Compatibility between Sunways Solar Inverters The following table provides an overview of which devices can be networked with each other and how, and lists any special considerations: NT Series (900 V) PT series AT series NT series (850 V)
  • Page 32 4 Commissioning Confirm with In mixed systems containing AT and PT Solar Invert- ers, the Solar Inverter PT is always the master. The other devices in the CAN network are automati- Commissioning the master cally configured as slaves. 1. During initial start-up the following appears on the display: 5.
  • Page 33 The data for the individual slaves can be assigned word you choose is fewer than 8 characters in in the Sunways Browser and in the menu of the length, the remainder, up to the full 8 characters, is master based on the IDs.

  • Page 34: Later Commissioning

    4 Commissioning Later commissioning If you add new devices or replace existing ones in your solar system, then you can display the device list in the display on the master under «Settings – Network – CAN bus». The new device can then be put into operation in accordance with the descrip- tion for commissioning slaves.

  • Page 35: Operation

    Operation Keyboard Operating elements The keyboard can be used to navigate in the menu, edit text fields, select entries from lists and enter numbers consecutively and digit by digit. User Operating field entries can only be made if the value to be changed The Solar Inverter is operated via the operating field is selected.

  • Page 36: Standard Screen (Single Device)

    5 Operation Standard screen (single device) Standard screen (system) The standard screen is always shown when no This screen shows the system data for a CAN-net- keyboard entry is made for more than 1 minute. It worked system. can also be called up manually with the menu item «Solar Inverter –...

  • Page 37: Access Rights

    Technical Hotline. These pass- The password has 8 digits or characters. The password can be entered in the menu item «Set- words are only relevant for the Sunways Browser. All tings – Login». commissioning procedures are accessible from the customer area.

  • Page 38: Menu Structure

    5 Operation Menu structure The menu provides access to all Solar Inverter screens. Open the main menu by pressing the left arrow key twice from the standard screen. START Standard screen Instantaneous values 1 Instantaneous values 2 Yield for week Yield for 15 days Yield for month Instantaneous values...

  • Page 39: Overview Of Screen Displays

    5 Operation Overview of screen displays Display Description Menu selection Instantaneous Values – Device Current feed-in power, daily energy The screen appears automatically yield and device status when you have not made any entries with the keyboard for several minutes. MPP:Feeding in MPP mode Solar Inverter –...
  • Page 40 5 Operation Display Description Menu selection Events – Device Select starting data for event display Solar Inverter – Events Display event list Solar Inverter – Events – Display event details (error number, Solar Inverter – Events – – data, starting time, duration and number of occurrences per day) History –...
  • Page 41 5 Operation Display Description Menu selection DC current (5-min. values) Solar Inverter – History – DC values – AC current (5-min. values) Solar Inverter – History – AC values AC voltage (5-min. values) Solar Inverter – History – AC values –...
  • Page 42 5 Operation Display Description Menu selection Yields – Solar system (only on master) AC system yields and operating hours Solar system – Energy yield from today, yesterday, week and month AC system yields and operating hours Solar system – Energy yield – from year and total value Events –...
  • Page 43 5 Operation Display Description Menu selection Solar system monthly yields Solar system – History – Yield for month Solar system AC output Solar system – History – AC output (5-min. values) System info – Solar system (only on master) Device list for selecting a device Solar system –...
  • Page 44 5 Operation Display Description Menu selection Settings – General Display language Settings – General – Language LCD contrast Settings – General – LCD contrast Set date/time Settings – General – Date/Time (only possible with customer password) Set receiving time (starting time and Settings –...
  • Page 45 5 Operation Display Description Menu selection Settings – Network (only possible with customer password) Setting of the irradiation and temper- Settings – Network – Interfaces ature sensor and configuration of the S0 pulse output Network settings (Screen 1): Settings – Network – Ethernet Activate DHCP for the automatic IP address setting or enter IP address manually...

  • Page 46: Malfunction Displays

    5 Operation Malfunction displays The Solar Inverter indicates malfunctions in the LCD display and saves these in the internal error memory. · A restart may be attempted in the event of an error message. The malfunction display consists of a number and a short designation.

  • Page 47: Ac Network Fault

    5 Operation Display message Description Cause and possible remedies 103:AFI>30mA Your Solar Inverter is equipped with a A residual current jump has occurred universally sensitive AFI according to DIN during operation of the Solar Inverter. VDE 0126-1-1. This monitoring device has detected a relative residual current jump ·...
  • Page 48 5 Operation Display message Description Cause and possible remedies 203:UAC1>Max Your Solar Inverter continually monitors The cable cross-section in the AC supply 205:UAC2>Max the voltage level of the phases L1, L2 line to the Solar Inverter is too small. 207:UAC3>Max and L3.

  • Page 49: Inverter Fault

    5 Operation Display message Description Cause and possible remedies 213:UAC1>10% The voltage of the phase feeding in is The cable cross-section in the AC supply (Warning) higher than 10% above the nominal line to the Solar Inverter is too small. value.
  • Page 50 5 Operation Display message Description Cause and possible remedies 303:Overtmp. Your Solar Inverter is designed for an The maximum permissible ambient tem- ambient temperature of up to +40°C. perature has been exceeded. When a specified temperature threshold of the heat sink is reached, the out- ·...

  • Page 51: Interface/Communication Fault

    5 Operation Display message Description Cause and possible remedies 307:Overtmp. Your Solar Inverter is designed for an The maximum permissible ambient tem- (Warning) ambient temperature of up to +40°C. perature has been exceeded. When a specified temperature threshold of the heat sink is reached, the output ·...
  • Page 52 (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 channel 2 If you have connected a sensor: (Warning) (temperature). ·...
  • Page 53 (412). 413:DNS failed Warning: DNS has failed (413). Communication fault between the integrated web server and an Internet browser in conjunction with the Sunways 414:HTTP client Warning: HTTP client connection has Browser. failed (414). These warnings are non-critical and can be ignored if they only occur 415:HTTP auth.

  • Page 54: Service Fault

    5 Operation Display message Description Cause and possible remedies Service fault 9xx: Service A service fault has occurred. · Disconnect the Solar Inverter from fault the grid and from the solar generator 9xx: Service and reconnect it. warning If the error occurs again, please contact the Technical Hotline.

  • Page 55: System Monitoring

    Email. Number Value 2000 DC current · With the Sunways Portal connection the AT Solar 2000 DC voltage Inverter can send the operating data of your 2000 AC current solar system to the Sunways Portal daily without...

  • Page 56: Direct Ethernet Connection

    6 System monitoring Direct Ethernet connection The Solar Inverters are equipped with an Ethernet interface as standard for system monitoring and configuration with a PC. Connect your PC and the Solar Inverter with the included Ethernet cable. X-patch cables can also be used.

  • Page 57: Network Settings On Solar Inverter

    8. Confirm with After the network configuration is completed you can start the Sunways Browser by entering the IP Please note: address of the Solar Inverter in the address line of your web browser.

  • Page 58: Network Settings On The Pc

    6 System monitoring Network settings on the PC 5. Select «Internet Protocol (TCP/IP)» and click «Properties» again. To enable your PC to communicate with the Solar Inverter certain network settings are required. The procedure differs slightly depending on the operating system. A configuration example for Windows XP is shown below..
  • Page 59 8. In the «Status» menu item you can check the After the network configuration is completed you correctness of your entries and the status of your can start the Sunways Browser by entering the IP connection address of the Solar Inverter in the address line of your web browser.

  • Page 60: Connection Via An Existing Ethernet

    Ask your network administrator for suitable settings for IP address, net mask and gateway. After the network configuration is completed you can start the Sunways Browser by entering the IP address of the Solar Inverter in the address line of your web browser.

  • Page 61: Access Via Dsl Router

    Solar Inverter distances during system monitoring and configura- accessible via the Internet. tion. Connect the Sunways Modem with the Solar Inverter. The Sunways Modem is available as an Requirement: analog, ISDN and GSM type.

  • Page 62: Dial-Up Connection From A Pc To The Solar Inverter

    6 System monitoring Connecting a Sunways Modem Dial-up connection from a PC to the Solar Inverter To establish a connection between your Solar INVERTER Inverter and a PC via the modem you have to estab- lish a dial-up connection in Windows. The procedure under Windows XP is described below.
  • Page 63 (Alternatively via the icon on your desktop or via «Start – Settings – Network Connections».) Further settings are required in the «Properties» section. 6. Specify the phone number for your Sunways Solar Inverter.
  • Page 64 12. Click «Dial» to establish the connection. After Obtain DNS server address automatically the connection is established you can start the Sunways Browser by entering the IP address of the Solar Inverter in the address line of your web browser.

  • Page 65: 6.10 Sunways Browser

    Sunways General information Browser) and the control software (control and monitoring) The Sunways Browser can be called up via a stand- ard Internet browser, e.g. Mozilla Firefox. One of the four possible connections between a PC and the Access protection...

  • Page 66: Overview - Menu

    6 System monitoring · If you cannot remember the password you can Setting the date/time request a device-specific password from the Tech- nical Hotline so that you can access your Solar This function can be accessed via Settings – Date/ Inverter again.

  • Page 67: Software Update

    If you use a modem to connect to the Internet, the communication and Sunways Browser) and the modem must be set up via the Sunways Browser. control software or the monitoring software can be First establish a connection between your PC and updated.

  • Page 68: E-Mail Settings

    Before conducting the SMTP test, the settings must be stored in the Solar Inverter with «Send». To enable the Solar Inverter to send E-mails, the E-mail settings must be stored via the Sunways · During the SMTP test an e-mail is sent to the Browser.

  • Page 69: 6.12 Active Alerting

    · Correct e-mail settings must be stored in the In the «Email address» field enter the e-mail address Sunways Browser (see «Email settings»). to which messages should be sent. Function buttons Click «Send» to save the settings in the Solar Inverter.

  • Page 70: 6.13 Sunways Portal Connection

    Sunways Portal. After activation the operating data are e-mailed to the Sunways Portal on a daily basis before the master is switched off for the night. Alternatively a shorter interval can be selected. If a change is made to your solar system (e.g.
  • Page 71 Click «Send» to save the settings in the Solar Inverter. To view your system data in the Sunways Portal, you require a user account. This will be issued to you if you follow the link in the confirmation e-mail and fill out the registration form.

  • Page 72: Appendix

    Appendix Technical data Model AT 2700 AT 3000 AT 3600 AT 4500 AT 5000 Article no. SI227AT0B SI230AT0B SI250AT0B SI245AT0B SI250AT0B DC Input Rated DC power 2850 W 3150 W 3800 W 4750 W 5250 W Maximum DC current 15,5 A...
  • Page 73 Ethernet, CAN, RS485, voltageless alarm relay, S0 pulse output, modem Sensor interfaces irradiation, temperature Display LCD, backlit, 128 x 64 pixels Plant supervision Active alarm via e-mail, Sunways Browser, Sunways Portal IP degree of protection according IP 54 to IEC 60529 Max. relative humidity Cooling free convection -25°C...40°C (at full load)

  • Page 74: Drilling Template For Wall Bracket

    7 Appendix Drilling template for wall bracket You can use the following template to install the wall bracket. All distances and measures are shown on this drawing. Ø 10...

  • Page 75: General Liability Disclaimer

    Sunways AG and the Sunways licensors. Registered trademarks The Sunways logo is a registered trademark of Sun- ways AG, Konstanz. HERIC is a registered trademark of Fraunhofer ®...
  • Page 76 7 Appendix...
  • Page 77 C&F | Werbung und Dokumentation, Villingen-Schwenningen · www.cundf.de...
  • Page 78 Sunways AG Photovoltaic Technology Macairestraße 3 - 5 78467 Konstanz Germany Phone +49 (0)7531 996 77-0 Fax +49 (0)7531 996 77-444 email info@sunways.de www.sunways.de Technical Hotline Germany: +49 (0)7531 996 77-577 Spain: +34 93 665 20-40...

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