Zeversolar Zeverlution 1000S Assembly, Installation And Operating Instructions
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Zeversolar Zeverlution 1000S Assembly, Installation And Operating Instructions

Transformerless solar inverter
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  • Page 2: Table Of Contents

    Table of Contents 1 Notes on this Manual ..................4 1.1 Area of validity ......................4 1.2 Target group ......................4 1.3 Symbols used in this manual ..................5 2 Safety ......................... 6 2.1 Intended use ....................... 6 2.2 Safety standards ...................... 6 2.3 Important safety information ..................
  • Page 3 5.4.2 Grid connection ..........................22 5.4.3 Second protective grounding connection ............... 25 5.4.4 Residual current protection ....................26 5.4.5 Overvoltage category ......................... 27 5.4.6 Rating of miniature circuit-breaker ..................27 5.5 DC Connection ......................28 5.5.1 Requirements for the DC Connection ................. 28 5.5.2 Assembling the DC connectors ....................
  • Page 4 8.1 Electrical checks ...................... 51 8.2 Mechanical checks ....................52 8.3 Start-Up ........................53 9 Disconnecting the Inverter from Voltage Sources ........54 10 Technical Data ....................56 10.1 DC input data ......................56 10.2 AC output data ...................... 57 10.3 General data ......................

  • Page 5: Notes On This Manual

    (AC) and feeds it into the utility grid. 1.1 Area of validity This manual describes the mounting, installation, commissioning and maintenance of the following Zeversolar inverters: Zeverlution 1000S, Zeverlution 1500S, Zeverlution 2000S, Zeverlution 3000S. Observe all documentation that accompanies the inverter. Keep them in a convenient place and available at all times.

  • Page 6: Symbols Used In This Manual

    1.3 Symbols used in this manual The safety precautions and general information are used in this manual as follows: DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury. WARNING indicates a hazardous situation which, if not avoided, can result in death or serious injury.

  • Page 7: Safety

    EMC in Australia and New Zealand market. They are labeled with the CE mark and RCM mark. For more information about certificates in other countries and regions, please visit website ( http:// www.zeversolar.com ). Installation and Operating Instructions V03...

  • Page 8: Important Safety Information

    2.3 Important safety information • All work on the inverter must only be carried out by qualified personnel who have read and fully understood all safety information contained in this manual. • Children must be supervised to ensure that they do not play with this device Danger to life due to high voltages of the PV array When exposed to sunlight, the PV array generates dangerous DC...
  • Page 9 Risk of injury due to electric shock and fire caused by high leakage current • The inverter must be reliably grounded in order to protect property and personal safety. Risk of injury due to hot heat sink • The heat sink may get hot during operation. Do not touch! Possible damage to health as a result of the effects of electromagnetic radiation •...
  • Page 10 Damage to the seal of the cover in sub-zero conditions • If you open the cover in sub-zero condition,the sealing of the cover can be damaged.This can lead moisture entering the inverter. • Do not open the inverter at ambient temperatures lower than -5℃. •...

  • Page 11: Symbols On The Label

    2.4 Symbols on the label Symbol Explanation Beware of high voltage and operating current. The inverter operates at high voltage and current. Work on the inverter must only be carried out by skilled and authorized electricians. Beware of hot surfaces. The inverter can get hot during operation.

  • Page 12: Basic Safety Protection

    2.5 Basic safety protection We provide the following safety protection: 1) Over-voltage, under-voltage protection; 2) Over-frequency, under-frequency protection; 3) Over-temperature monitoring; 4) Residual current monitoring; 5) Insulation monitoring 6) Anti-islanding protection; 7) DC feed-in monitoring; Installation and Operating Instructions V03...

  • Page 13: Unpacking

    3 Unpacking 3.1 Scope of delivery Object Description Quantity Inverter 1 piece Wall mounting bracket 1 piece Mounting accessory kit: Wall anchors and hexagon bolts (2× ) M5× 12 mm pan head screw (2× ) 1 set *M5× 14 mm pan head screw (1× ) *Ground washer (2×...

  • Page 14: Mounting

    4 Mounting 4.1 Ambient conditions Be sure the inverter is installed out of the reach of children. Mount the inverter in areas where it cannot be touched inadvertently. Ensure good access to the inverter for installation and possible service. To make sure that heat can dissipate, observe the following minimum clearance to walls, other inverters, or objects: Direction Min.
  • Page 15 The ambient temperature should be below 40° C to ensure optimal operation. Recommend to mount the inverter under the shaded site of the building or mount an awning above the inverter. Avoid exposing the inverter to direct sunlight, rain and snow to ensure optimal operation and extend service life.

  • Page 16: Selecting The Mounting Location

    4.2 Selecting the mounting location Danger to life due to fire or explosion • Do not mount the inverter on flammable construction materials. • Do not mount the inverter in areas where flammable materials are stored. • Do not mount the inverter in areas where there is a risk of explosion. Mount the inverter vertically or tilted backward by a maximum of 15°...

  • Page 17: Mounting The Inverter With The Wall Bracket

    4.3 Mounting the inverter with the wall bracket Risk of injury due to the heavy weight of the inverter •When mounting, take into account that the inverter weighs approx. 7.5kg. Mounting procedures: 1. Use the wall bracket as a drilling template and mark the positions of the drill holes, Drill 2 holes required using a drill with 10 mm bit.
  • Page 18 Holding the inverter and attach it tilted slightly downwards to the wall bracket. 4. Check both sides of the heatsink to ensure that it is securely in place. 5. Push the inverter as far as possible and attach it to both sides of the wall bracket using the M5 screws.

  • Page 19: Electrical Connection

    5 Electrical Connection 5.1 Safety Danger to life due to high voltages of the PV array When exposed to sunlight, the PV array generates dangerous DC voltage which is present in the DC conductors and the live components of the inverter. Touching the DC conductors or the live components can lead to lethal electric shocks.

  • Page 20: System Layout Of Units Without Integrated Dc Switch

    Damage to the inverter due to electrostatic discharge • Touching electronic components can cause damage to or destroy the inverter through electrostatic discharge. • Ground yourself before touching any component. 5.2 System layout of units without integrated DC switch Local standards or codes may require that PV systems are fitted with an external DC switch on the DC side.

  • Page 21: Overview Of The Connection Area

    5.3 Overview of the connection area Object Description DC SWITCH (optional): switch on or off for PV-load. DC input: plug-in connector to connect the strings. COM: connect the monitoring device with network cable. ANT (optional): antenna, transmit and receive Wi-Fi signal. AC OUTPUT: connect the grid.

  • Page 22: Ac Connection

    5.4 AC connection Danger to life due to high voltages in the inverter • Before establishing the electrical connection, ensure that the miniature circuit-breaker is switched off and cannot be reactivated. 5.4.1 Conditions for the AC connection Cable Requirements The grid connection is established using three conductors (L, N, and PE). We recommend the following specifications for stranded copper wire.

  • Page 23: Grid Connection

    The maximum cable lengths depend on the conductor cross-section as follows: Maximum cable length Conductor Zeverlution Zeverlution Zeverlution Zeverlution cross-section 1000S 1500S 2000S 3000S 2.5 mm² 37 m 28 m 17 m 4 mm² 74 m 59 m 44 m 27 m 6 mm²...
  • Page 24 Procedure: 1. Switch off the miniature circuit-breaker and secure it against being inadvertently switched back on. 2. Loosen the screws of the cover using a screwdriver (T25) and remove the cover. loosen the screws of the cover • During loosening the screws of the cover, it is not necessary to take off the screws and conical spring washers, which can remain on the cover and will not fall off.
  • Page 25 •Insert the protective conductor (green-yellow) into the screw terminal with the grounding sign and tighten the screw. •Insert the neutral conductor (blue) into the screw terminal with N sign and tighten the screw. •Insert the L conductor (brown or black) into the screw terminal with L sign and tighten the screw.

  • Page 26: Second Protective Grounding Connection

    5.4.3 Second protective grounding connection If required, the grounding terminal can be used to connect a second protective conductor or as equipotential bonding. Procedure: 1. Take the terminal lug which is not included in the scope of delivery, insert the stripped grounding conductor into the terminal lug and crimp the contact.

  • Page 27: Residual Current Protection

    5.4.4 Residual current protection The inverter is equipped with an all-pole sensitive residual current monitoring unit (RCMU) with an integrated differential current sensor which fulfills the requirements of DIN VDE 0100-712 (IEC60364-7-712:2002). Therefore an external residual current device (RCD) is not required. If an external RCD needs to be installed because of local regulations, a RCD type A or type B can be installed as an additional safety measure.

  • Page 28: Overvoltage Category

    5.4.5 Overvoltage category The inverter can be deployed in grids of installation category III or lower, as defined under IEC 60664-1. This means that it can be permanently connected at the grid-connection point in a building. In installations involving long outdoor cable routing, additional overvoltage-reducing measures must be taken so that the overvoltage category is reduced from IV to III.

  • Page 29: Dc Connection

    5.5 DC Connection Danger to life due to high voltages in the inverter • Before connecting the PV array, ensure that the DC switch is switched off and that it cannot be reactivated. • Do not disconnect the DC connectors under load. 5.5.1 Requirements for the DC Connection Use of Y adapters for parallel connection of strings The Y adapters must not be used to interrupt the DC circuit.

  • Page 30: Assembling The Dc Connectors

    5.5.2 Assembling the DC connectors Danger to life due to high voltages on DC conductors When exposed to sunlight, the PV array generates dangerous DC voltage which is present in the DC conductors. Touching the DC conductors can lead to lethal electric shocks. •...
  • Page 31 Press the clamping bracket down until it audibly snaps into place. Ensure that the cable is correctly positioned: Result Measure If the stranded wires are visible in the • Proceed to step 5. chamber of the clamping bracket, the cable is correctly positioned. If the stranded wires are not visible in •...

  • Page 32: Disassembling The Dc Connectors

    5.5.3 Disassembling the DC connectors Danger to life due to high voltages on DC conductors When exposed to sunlight, the PV array generates dangerous DC voltage which is present in the DC conductors. Touching the DC conductors can lead to lethal electric shocks. •...

  • Page 33: Connecting The Pv Array

    5.5.4 Connecting the PV array The inverter can be destroyed by overvoltage If the voltage of the strings exceeds the maximum DC input voltage of the inverter, it can be destroyed due to overvoltage. All warranty claims become void. • Do not connect strings with an open-circuit voltage greater than the maximum DC input voltage of the inverter.

  • Page 34: Communication

    6 Communication 6.1 System monitoring via RS485 This inverter is equipped with RJ45 interfaces for multipoint communication. One ZeverCom/ZeverManager connects inverters via an RS485 bus. The overall length of the network cable should not exceed 1,000 m. The monitoring system layout for inverters is as follows.
  • Page 35 The pin assignment of the RJ45 socket is as follows: Pin1------- TX_RS485A Pin2-------TX_RS485B Pin3-------RX_RS485A Pin4-------GND Pin5-------GND Pin6-------RX_RS485B Pin7-------+7V Pin8-------+7V The network cable meeting the EIA/TIA 568A or 568B standard must be UV resistant if it is to be used outdoors. Connect the network cable: The inverter can be destroyed by wrong communication wiring •...
  • Page 36 1. Loosen the screws of the cover using a screwdriver (T25) and remove the cover. (see Section 5 " Electrical Connection "). 2. Unscrew the swivel nut of the M25 cable gland, remove the filler-plug from the cable gland and keep it well. If there is only one network cable, please keep a filler-plug in the remaining hole of the sealing ring against water ingress.
  • Page 37 If the inverter has integrated ComBox (with Ethernet module), you need to insert the network cable into the RJ45 keystone socket on the ComBox. 5. Connect the inverter to ZeverCom/ZeverManager or another communication device via the above- mentioned network cable. 6.

  • Page 38: System Monitoring Via Ethernet

    6.2 System monitoring via Ethernet User can monitor the inverter through the integrated ComBox with Ethernet module (optional), The connection diagram between the inverter and internet with network cable is shown as follows. Possible reason of communication failure due to closed port •...

  • Page 39: System Monitoring Via Wifi

    Open your mobile device or laptop’s WLAN page. The new access point called ZEVERSOLAR -XXXX is displayed. Note: "XXXX" stands for the last four digits in the Registry ID (Figure A). Connect to the access point using your mobile device or laptop, the password is ‘zeversolar’.
  • Page 40 SSID and WiFi password accordingly (default password is ‘zeversolar’). To ensure highest security of your system, please change the default password ‚zeversolar‘ and keep the new password confidential. If you do not change to a secure password, you expose your system to a risk of unauthorized access by persons who know the default password and are within the reach of the WiFi network.

  • Page 41: Inverter Demand Response Modes (Dred)

    6.4 Inverter demand response modes (DRED) DRMS application description • Only applicable to AS/NZS4777.2:2015. • DRM0, DRM5, DRM6, DRM7, DRM8 are available. The inverter shall detect and initiate a response to all supported demand response commands , demand response modes are described as follows: Mode Requirement DRM 0...
  • Page 42 Connect the network cable: Damage to the inverter due to moisture and dust penetration • If the cable gland are not mounted properly, the inverter can be destroyed due to moisture and dust penetration. All the warranty claim will be invalid. •...

  • Page 43: Active Power Control With Smart Meter &Combox

    6.5 Active power control with smart meter &ComBox The inverter can control active power output via connecting smart meter and ComBox integrated in Zeversolar’sinverter,following is the system connection mode. Smart meter(model: SDM120-Modbus) connecting method and baud rate setting method, please refer to smart meter user manual.

  • Page 44: Communication With Third-Party Devices

    5. Push the seal insert back into the cable gland. Tighten the swivel nut slightly. 6. Place the cover on the housing, then tighten all 4 screws with a Torx screwdriver (screw driver type: T25, torque: 2.2Nm). Possible reason of communication failure due to the wrong meter •...

  • Page 45: Operation

    7 Operation The information provided here covers the LED indicators, control button and display messages, and the language and safety regulation settings. 7.1 Overview of the control panel The inverter is equipped with a text display, three LEDs indicators and a control button.

  • Page 46: Display

    7.1.1 Display The display messages consist of 16 characters× 2 lines. The bottom line always shows the current output (Pac = xxxx.xW). The top line shows the current state by default, it will switch to different state information by pressing the control button, as follows.

  • Page 47: Control Button

    7.1.2 Control button The inverter has a control button which is necessary to switch between the various displays for measured values and data, enter next entry and lock the expected information. The display menus wrap around, which means that when you arrive at the last entry, the first entry is displayed when you press the button again.

  • Page 48: Display Messages

    7.2 Display messages Along with the various operating states, various messages may be shown on the display, as follows. State Error Description Causes code Initial PV voltage is between minimum DC Waiting input voltage and the start-up DC input voltage of the inverter. The inverter is checking the feed-in conditions after the start-up PV voltage Initializat-...
  • Page 49 The grid voltage is outside the permitted Vac Fault range. The utility cannot be detected, which may No Utility Grid be caused by no utility, grid disconnected, Available AC cables damaged, fuse broken or stand-alone grid. Residual current The residual current exceeds the fault permitted upper limit.

  • Page 50: Language And Safety Regulation Settings

    DRED Communication DRED device disconnection（S9 open） Fault operate DRED Inverter disconnect from grid as disconnection order（S0 close） An interruption in the supply voltage of ≤ 3s does not result in any loss of failure reports (according to VDE-AR-N 4105). 7.3 Language and safety regulation settings Before setting, switch on the DC switch, and ensure that the circuit breaker is switched off and cannot be reactivated, while the inverter should be reliably grounded.
  • Page 51 Step 2: Press the control key (see section 7.1.1) approx. once per second until the LCD display shows: ZL × × × × S Pac= 0.0W Then press the control key for 10 seconds. The LCD will show the safety regulation as illustrated below: DE VDE-AR-N 4105 stands for the German safety regulation (VDE4105) DE VDE-AR-N 4105...

  • Page 52: Commissioning

    8 Commissioning Risk of injury due to incorrect installation • We strongly recommend carrying out preliminary checks before commissioning to avoid possible damage to the device caused by faulty installation. 8.1 Electrical checks Carry out the main electrical tests as follows: ①...

  • Page 53: Mechanical Checks

    Danger to life due to the presence of AC voltage • Only touch the insulation of the AC cables. • Wear personal protective equipment such as insulating gloves. ⑤ Check the grid voltage: check that the grid voltage at the point of connection of the inverter complies with the permitted value.

  • Page 54: Start-Up

    8.3 Start-Up After finishing the electrical and mechanical checks, switch on the miniature circuit-breaker and DC-switch in turn. Once the DC input voltage is sufficiently high and the grid-connection conditions are met, the inverter will start operation automatically. Usually, there are three states during operation: Waiting: When the initial voltage of the strings is greater than the minimum DC input voltage but lower than the start-up DC input voltage, the inverter is waiting for sufficient DC input voltage and cannot feed power into the grid.

  • Page 55: Disconnecting The Inverter From Voltage Sources

    9 Disconnecting the Inverter from Voltage Sources Prior to performing any work on the inverter, disconnect it from all voltage sources as described in this section. Always adhere strictly to the prescribed sequence. Destruction of the measuring device due to overvoltage •...
  • Page 56 Damage to the inverter due to electrostatic discharge •Touching electronic components can cause damage to or destroy the inverter through electrostatic discharge. • Ground yourself before touching any component. Use a suitable measuring device to check that no voltage is present at the AC screw terminal blocks between L and N and L and PE.

  • Page 57: Technical Data

    10 Technical Data 10.1 DC input data Zeverlution Zeverlution Zeverlution Zeverlution Input (DC) 1000S 1500S 2000S 3000S DC convertible power 1150W 1750W 2350W 3150W (@cosφ=1) Max. input voltage 500V 600V MPP voltage range 70-450V 70-520V Rated input voltage 360V Min. start voltage Min.

  • Page 58: Ac Output Data

    10.2 AC output data Zeverlution Zeverlution Zeverlution Zeverlution Output (AC) 1000S 1500S 2000S 3000S Rated active power 1000W 1500W 2000W 3000W Max. apparent AC power 1100VA 1650VA 2200VA 3000 VA Nominal AC voltage / 220V,230V,240V / 180V-280V range AC power frequency / 50,60 / ±...

  • Page 59: General Data

    10.3 General data Zeverlution Zeverlution Zeverlution Zeverlution General data 1000S 1500S 2000S 3000S Communication interfaces: RS485 / RS485 ) & ● / ○ Ethernet & WIFI & a.RJ45 )(DRED) 16 x 2 characters Display 346 x 346 Dimensions 346 x 346 x 132mm x 146mm (W x H x D) 6.5Kg...

  • Page 60: Safety Regulations

    10.4 Safety regulations Zeverlution Zeverlution Zeverlution Zeverlution Protective devices 1000S 1500S 2000S 3000S DC isolator ○ PV iso / Grid monitoring ● / ● DC reverse polarity protection / AC short- circuit ● / ● current capability Residual current ● monitoring(GFCI) function Earth Fault Alarm cloud based, audible and visible(AU)
  • Page 61 If you use the standard VDE-AR-N 4105, please refer to the information below ! • If a central NS protection device is used, then the value of the voltage protection U>1.1Un in the integrated NS protection can be changed with a password.

  • Page 62: Efficiency

    ). (according to EN 50524 (VDE 0126-13): 2008-10, cl. 4.5.3). ac,r Notes: Values are based on rated grid voltage, cos(phi) = 1 and an ambient temperature of 25℃. Efficiency curve Zeverlution 1000S Efficiency Max. efficiency / European weighted efficiency 95.8% / 94.4% MPPT efficiency 99.50%...
  • Page 63 Efficiency curve Zeverlution 1500S Efficiency Max. efficiency / European weighted efficiency 97.1% / 96.4% MPPT efficiency 99.50% Installation and Operating Instructions V03...
  • Page 64 Efficiency curve Zeverlution 2000S Efficiency Max. efficiency / European weighted efficiency 97.2% / 96.6% MPPT efficiency 99.50% Installation and Operating Instructions V03...
  • Page 65 Efficiency curve Zeverlution 3000S Efficiency Max. efficiency / European weighted efficiency 97.4% / 97% MPPT efficiency 99.50% Installation and Operating Instructions V03...

  • Page 66: Power Reduction

    PV modules. This device can decrease power output during certain periods of the day according to these parameters. Notes: Values are based on rated grid voltage and cos (phi) = 1. Power reduction with increased ambient temperature (Zeverlution 1000S) Power reduction with increased ambient temperature (Zeverlution 1500S) Installation and Operating Instructions V03...
  • Page 67 Power reduction with increased ambient temperature (Zeverlution 2000S) Power reduction with increased ambient temperature (Zeverlution 3000S) The power reduction curve is tested at normal air pressure! Different air pressure condition will cause different test result Installation and Operating Instructions V03...

  • Page 68: Tools And Torque

    10.7 Tools and torque Tools and torque required for installation and electrical connections. Tools, model Object Torque Screws for the cover Screw for second protective Torque screwdriver, T25 grounding connection 2.2-2.5Nm Screws for connecting the inverter and wall bracket Flat-head screwdriver, Screw terminal block for AC cable 1.2-1.5Nm blade with 1×...

  • Page 69: Troubleshooting

    11 Troubleshooting When the PV system does not operate normally, we recommend the following solutions for quick troubleshooting. If an error occurs, the red LED will light up. The corresponding causes are described in Section 7.2 "Display Messages". The corresponding corrective measures are as follows: Object Error Corrective measures...
  • Page 70 • Make sure the grounding connection of the inverter is reliable. •Make a visual inspection of all PV cables and modules. If this fault is still shown, contact the service. • Check the open-circuit voltages of the strings and make sure it is below the maximum DC input voltage of the inverter.

  • Page 71: Maintenance

    12 Maintenance Normally, the inverter needs no maintenance or calibration. Regularly inspect the inverter and the cables for visible damage. Disconnect the inverter from all power sources before cleaning. Clean the enclosure and display with a soft cloth. Ensure the heat sink at the rear of the inverter is not covered. 12.1 Cleaning the contacts of the DC switch Clean the contacts of the DC switch annually.

  • Page 72: Recycling And Disposal

    If these conditions are not met, Zeversolar has the right to refuse to provide with the relevant warranty service.

  • Page 73: Contact

    15 Contact If you have any technical problems concerning our products, please contact zeversolar service. We require the following information in order to provide you with the necessary assistance: • Inverter device type • Inverter serial number • Type and number of connected PV modules •...

This manual is also suitable for:

Zeverlution 3000sZeverlution 1500sZeverlution 2000s

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