Quick User Manual SH5K Grid-Connected Hybrid Inverter

Transcription

1 Quick User Manual SH5K Grid-Connected Hybrid Inverter SH5K-QUEN-Ver Version:2.0

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3 All Rights Reserved No part of this document can be reproduced in any form or by any means without the prior written permission of Sungrow Power Supply Co., Ltd.. Trademarks and other Sungrow trademarks used in this manual are owned by Sungrow Power Supply Co., Ltd.. All other trademarks or registered trademarks mentioned in this document are owned by their respective owners. Notice In no case shall this manual substitute for the user manual or related notes on the device. The contents will be periodically updated or revised due to the product development. Information in this manual is subject to change without advance notice! Make sure to read over, fully understand and strictly follow the detailed instructions of the user manual and other regulations before installation. Any violation could result in personal death or injury or device damage The latest manual can be acquired via Contact Information Should you have any question about this product, please contact us. Company: Website: Address: Sungrow Power Supply Co., Ltd. No.1699 Xiyou Rd., New & High Technology Industrial Development Zone, Hefei, P. R. China. Zip: Telephone: , Fax: I

4 System Overview II

5 III

6 IV

7 V

8 Contents System Overview... II 1 Installation Delivery Contents Location Requirements Installing the Inverter Installing the Meter Electrical Connection Terminal Description Meter Connection Grid Connection PV Connection Grounding the Inverter Communication Connection Battery Connection DO Connection Commissioning Button Fuction Commissioning Procedure Operation Main Screen LCD Menu Setting Country Code Setting Protection Parameters Setting Communication Parameters Troubleshooting Appendix VI

9 1 Installation 1.1 Delivery Contents Check the completeness according to the packaging list and the inner contents for any visible damage. Contact SUNGROW or the distributor for any damage or anything missing. Fig. 1-1 Delivery Contents a) Each set includes a tapping screw, a washer, a locking washer, and an expansion plug. b) One is for external grounding, and the other two for locking the inverter. c) Only qualified personnel are allowed to use the key. d) The documents include a Quick User Manual and 1 CD, quality certificates, packaging list, and product test reports. 1

10 1 Installation Quick User Manual 1.2 Location Requirements The concrete wall should be suitable for the weight and dimensions of inverter. The location should be convenient for installation, cable connection or service. Don t install the inverter in living area. Noise during running may affect daily life. The location should be not accessible for children. The power output will be reduced when the ambient temperature exceeds 45 C. The location should be away from flammable materials or gas, and not closed. Shaded site of the building would be better. 2

11 Quick User Manual 1 Installation Be at eye level for easy operation and viewing: Install it vertically for sufficient heat dissipation: Clearance requirements for single and multiple installation: 1.3 Installing the Inverter Install the inverter onto the wall by means of the wall-mounting bracket and expansion plug sets. The depth of the holes should be about 70 mm. Be sure to adhere to the following screw assembly: taping screw, spring washer, fender washer, wall-mounting bracket. 3

12 2 Electrical Connection Quick User Manual 1.4 Installing the Meter The Sungrow single-phase energy meter supports 35 mm standard rail installation, as shown in the following figure. Fig. 1-2 Installing the Meter to Rail 4

13 2 Electrical Connection 2.1 Terminal Description Fig. 2-1 Configuration Circuit Board inside the Inverter No. Description Connection No. Description Connection 1 L, N, PE AC 6 BAT_Temp. Battery 2 Copper PV (Parallel) 7 CAN Battery 3 Ethernet Communication 8 DO1 Power management 4 RS485 (A1, B1) RS485 (A2, B2) Battery Meter 9 DO2 Power management 5 DI terminals Reserved 10 BAT+, BAT- Battery 2.2 Meter Connection 5

14 2 Electrical Connection Quick User Manual The Sungrow single-phase energy meter is installed next to the main switch. Connecting the Power Cable 1. Strip the insulation from the cable. Item Description Remarks A Insulation - B Wire 5 mm~8 mm C Cross-section 16 mm² (L) The cross-section of N line is customized. Ensure that the lines are firmly fastened. 2. Connect the power cables to the terminals L and N. Connecting the RS485_2 Connect the terminals A and B to the terminals A2 and B2 on the inverter. The terminals C and E on the meter are reserved. 6

15 Quick User Manual 2 Electrical Connection When the length of RS485 twisted-pair cable is longer than 100 m, push the "120ohM" (1) switch to ON to ensure the stable communication. 2.3 Grid Connection Fasten the lines with the torque 1.2 N m. 2.4 PV Connection The inverter has two PV inputs and can be configured in independent mode or parallel mode. Refer to the user manual for mode selection. Before connecting the PV arrays to the inverter, ensure that the impedances between the positive terminals of the PV string and Earth, between the negative terminal of the PV string and Earth are larger than 200 Kohm. 7

16 2 Electrical Connection Quick User Manual The inverter will not function properly if the DC polarities are reversed. Check the positive and negative polarity of the PV cells. For the same MPPT, reverse connection of a single string is prohibited. A permanent failure of the system or inverter may follow if otherwise. Cable Requirements: Cross-Section 4 mm mm 2 AWG12 AWG10 Cable Diameter 3 mm 6 mm Max. Withstand Voltage 600 V Max. Withstand Current Same as short-circuit current. Strip the insulation from the cables by 7 mm~8 mm. Tighten the cable gland with the torque Nm. 8

17 Quick User Manual 2 Electrical Connection 2.5 Grounding the Inverter Where there is only one inverter in the system, connect the PE cable to the PE bar. Fig. 2-2 Second PE Terminal Item Description Specification A Screw M5 12 mm (3.0 N m) B Spring washer - C Washer - D Cable socket - E Yellow-green cable 6-10mm 2 copper wire or 10-16mm 2 aluminum wire 2.6 Communication Connection Ethernet Connection Connect the inverter to PC through Ethernet port to set up Ethernet communication. Ethernet connection with a router is shown in the following figure. 9

18 2 Electrical Connection Quick User Manual Use the TIA/EIA 568B standard network cable with the diameter 3 mm ~5.3 mm. Remove the cable jacket by 8 mm~15 mm and use the Ethernet crimper to crimp the cable Wi-Fi Connection (Optional) 1. Unscrew the waterproof lid from the Wi-Fi terminal. 2. Install the Wi-Fi module. Slightly shake it by hand to determine whether it s installed firmly. 10

19 Quick User Manual 2 Electrical Connection 3. Refer to the Quick User Manual delivered with the module to configure the Wi-Fi. 2.7 Battery Connection Connecting the Power Cable Be sure to adhere to the following screw assembly: screw head, spring washer, fender washer, OT terminal Connecting the CAN Cable The CAN cable enables the communication between the inverter and Samsung Li-ion battery or LG Li-ion battery. Use the TIA/EIA 568B standard network cable with the diameter 4 mm ~5.3 mm. Remove the cable jacket by 8 mm~15 mm and use the Ethernet crimper to crimp the cable. 11

20 2 Electrical Connection Quick User Manual Connecting the RS485_1 Cable The RS485 cable enables the communication between the inverter and the Pylon Li-ion battery. Cross-section: 2*0.5 mm², cable diameter: 3 mm to 5.3 mm 12

21 Quick User Manual 2 Electrical Connection Connecting the Temperature Sensor It s recommended that the PT1000 is connected to the inverter to sample the temperature of lead-acid battery or the external environment of battery. Cross-section: 1.0 mm², cable diameter: 3 mm to 5.3 mm The temperature sensor is located next to the lead-acid battery. 2.8 DO Connection The inverter has two DO relays with different functions as follows: DO1: Consumer load control. Please choose the appropriate contactor according to the power of load, e.g. the contactor types of 3TF30 series from SIEMENS (3TF X). DO2: Earth fault alarm Relay Trigger condition Description Consumer load control Earth alarm fault The load control mode has been set via the LCD menu. The earth fault occurs. Relay is activated once the conditions of the control mode are satisfied. See the chapter Appliance Adjusting in the user manual. Once the inverter receives the signal of earth fault, the relay closes the contact. The relay remains triggered until the fault is removed. Cross-section: 1.0 mm², cable diameter: 3 mm to 5.3 mm 13

22 2 Electrical Connection Quick User Manual 14

23 3 Commissioning Before starting the inverter, make sure all installation and connections are completed and verified. 3.1 Button Fuction Inverter offers two buttons with multiple functions. Please refer to the following table before any operation onto the inverter. Tab. 3-1 Button Function Button Operation Description Press 0.5s Press 2s Press 0.5s Press 2s Move upwards, or increase the setting value. Hereinafter Press. Return to the previous menu or cancel the command. Hereinafter Press ESC. Move downwards or right, or turn pages. Hereinafter Press. Enter into the submenu or confirm the command. Hereinafter Press ENTER. If there is no button operation for: 1 minute, LCD backlight is OFF; 2 minutes, system returns to the default menu (main screen). 3.2 Commissioning Procedure 15

24 3 Commissioning Quick User Manual 16

25 Quick User Manual 3 Commissioning 1. Default grid parameters: Tab. 3-2 Parameters of Grid Standards Code Company Vgridmax in max min Vgrid-m Fgrid- Fgrid- AG AusGrid, NSW V V Hz Hz EE * Ergon Energy, QLD V V Hz Hz EG * Energex, QLD V V Hz Hz PN SA Power Networks, SA V V Hz Hz PC Powercor, VIC V V Hz Hz WP Western Power, WA V V Hz Hz Default Australia standard V V Hz Hz *The 10min-vol parameters of EE and EG are V and V, respectively. 2. If choose Manual, set the single-stage or multiple-stage protection parameters manually. (single stage as an example) Press to move up or down, Press to enter the editing mode. Press to set value and Press to move the cursor. Press ENTER to confirm. 3. DD, MM, and YY stand for day, month, and year respectively. hh, mm, and ss stand for hour, minute, and second, respectively. 4. Battery parameters setting: Li-ion Samsung option: Li-ion LG option: 17

26 3 Commissioning Quick User Manual Li-ion Pylon option: Lead-acid Narada option: Other option: Lead-acid 5. LED indicator state: Tab. 3-3 Description of LED Indicators Name State Description On The inverter is running normally. Blinking The inverter is in the process of starting. RUN Other states except Running and Starting. (Refer to 0 for Off states description.) On Permanent fault, or upgrade failure. FAULT Blinking Other system faults or the main alarms. Off No fault occurs. If inverter s commissioning fails, Press to view current fault. Remove the existing malfunction and then repeat starting up inverter as the above procedure. 6. Visit or SolarInfo Moni APP to view inverter information. The related manuals can be acquired via Don t commission the system again until 5 minutes after the failure. The indicators will be steady on if the enclosure lid is moved after initial commissioning. Don t operate the inverter until 30s later. 18

27 4 Operation Refer to Tab. 3-1 Button Function for the operation instructions. 4.1 Main Screen If the inverter succeeds in commissioning, LCD screen will enter the main screen. No. Description 1 Current PV input power. 2 Current export power. 3 Warning information. 4 Total loads consumption. 5 Battery charge/discharge power 6 System status bar : The inverter and SolarInfo Bank server are successfully connected. : Blinks if the Wi-Fi is not connected to the router s WiFi network. Be steady if successfully connected to the router s WiFi network. Running: The inverter is in normal running state. 16:37: System current time. The background illumination of the LCD screen will go out if there is no button operation for 1 minute. Reactivate it by pressing any button. The LCD will automatically return to the main screen if there is no button operation for 2 minutes. Reactivate it by pressing any button. Tab. 4-1 States Description State Running Maintain Forced Description After being energized, the inverter tracks the PV arrays maximum power point (MPP) and runs with the combination of the energy management system. This mode is the normal mode. The system is normally running, with the battery module in maintenance process. The system is normally running, with the EMS in forced mode. 19

28 4 Operation Quick User Manual State Standby Key-stop Starting Upgrading Fault Upd-fail Description In this mode the inverter will wait for sufficient sunlight or enough battery level. Then the DC voltage will recover. Refer to chapter 8 for standby time setting. The inverter will stop operation by manual OFF through LCD menu. Set to ON if you want to restart the inverter. The inverter is initializing and synchronizing with the grid. The DSP or LCD software is in upgrading process. If a fault occurs, the inverter will automatically stop operation, trigger the AC relay and show Fault on the LCD with the FAULT indicator lit. Once the fault is removed in recovery time, the inverter will automatically resume running. Refer to chapter 8 for recovery time setting. The master DSP program online upgrade failure. If the device is in standby mode for more than 10 minutes, please check: Whether the insolation is sufficient and the PV connection is correct. Whether the battery level is enough and the battery connection is correct. If no anomaly is found, disconnect the DC switch and main switch to restart. If it still does not work, contact SUNGROW. Viewing Current Fault If the icon appears on the main screen, Press to view the current fault. Refer to the section Troubleshooting of Faults in the user manual for fault definition. 20

29 Quick User Manual 4 Operation 4.2 LCD Menu Fig. 4-1 LCD Menu Tree (1) The power value indicated on the LCD represents the average value during the related unit interval. The energy yields displayed are indicative only. For the actual yields, please refer to the electric energy meter. (2) Do not change the battery type during operation. Otherwise the warning screen will prompt. (3) Do not load default during operation. All history information will be unrecoverable cleared and all parameters will return to the default value except the protection parameters and time once the load default operation is performed. Abbreviations Abbreviation Complete Abbreviation Complete Comm. Communication Vtg Voltage Prot. Protection Curr Current Csmp Consumption Stt State Tot Total Pwr Power Chrg Charge Frq Frequency Bat Battery Cap Capacity Temp Temperature Ver. Version SOC State of Charge Multi. Multiple SOH State of Health

30 4 Operation Quick User Manual 4.3 Setting Country Code Main Screen (Press ENTER) Menu (Press 4) Country (Press ENTER) Choose the correct country code by Pressing. For country code except AU, Press ENTER to confirm. For country AU and grids except Manual : Press / to choose the correct grid standard. Press ENTER to confirm. For parameters description of other grid standards, see Tab For country AU and grid Manual (Single stage): Refer to Fig. 4-2 for the button operation. For country AU and grid Manual (multi-stage): Refer to Fig. 4-2 for the button operation. 22

31 Quick User Manual 4 Operation The description of country codes is illustrated below. Country Code Full Name Language GB Great Britain English DE Germany German FR France French IT Italy Italian ES Spain English AT Austria German AU Australia English CZ Czech English BE Belgium French DK Denmark English GR_L Greece Land English GR_IS Greece Island English NL Netherlands English PT Portugal English CHN China Chinese SE Sweden English US America English Other Country not included above English 4.4 Setting Protection Parameters Main Screen (Press ENTER) Menu (Press 2) Settings (Press ENTER) Inputting password 111 (Press ENTER) Settings (Press 6) Prot. Param (Press ENTER) Press to move cursor and Press to set the values. Confirm the settings by Pressing ENTER. 4.5 Setting Communication Parameters The range of communication address is Acquire the IP, subnet mask, gateway, DNS1 and DNS2 from the network professional. Power off the system and start again. Then the WiFi-EN setting will become effective. 23

32 4 Operation Quick User Manual WiFi-EN ON: Wi-Fi function enabled. The running data can be uploaded to SolarInfo Bank via WiFi. WiFi-EN OFF: Wi-Fi function disabled. The running data cannot be uploaded to SolarInfo Bank via WiFi. Main Screen (Press ENTER) Menu (Press 2) Settings (Press ENTER) Inputting password 111 (Press ENTER) Settings (Press 4) Comm. Param (Press ENTER) Button operation: The button function for communication setting is different from that in other menus. Fig. 4-2 Button Operation for Setting If there is more than one inverter and all the inverters are set to DHCP [OFF], a unique IP address should be assigned to each inverter. The configuration procedure should be performed only by qualified personnel. 24

33 5 Troubleshooting Troubleshooting of LED Indicators See Tab. 3-3 Description of LED Indicators for the definition of indicator states. Fault Type LED indicators and LCD screen cannot be lit RUN indicator goes out Fault indicator is lit Troubleshooting 1. Disconnect the AC circuit breaker. 2. Rotate the DC Switch to OFF. 3. Check the polarity of DC inputs. 1. Disconnect AC circuit breaker. 2. Rotate the DC Switch to OFF. 3. Check the correctness of electrical connection. 4. Check whether DC input voltage exceeds the start voltage of inverter. 5. If all above are OK, please contact SUNGROW. 1. A fault is not removed. 2. Perform troubleshooting according to the fault type on LCD screen. See 0Troubleshooting of Faults. 3. If it cannot be solved, please contact SUNGROW. Troubleshooting of Faults When faults occur, Fault state will be shown on the main screen. Press to view all the current fault information pages. If all conditions for the inverter are OK but the fault still occurs, contact SUNGROW Service Dept.. If all conditions for the battery are OK but the fault still occurs, contact the distributor, or the manufacturer, or SUNGROW Service Dept.. The default ranges are only applied to the grid standards in Australia. Refer to Tab. 3-2 for the specified values. We need the following information to provide you the best assistance: Type, serial number of the inverter, fault code/name, and the brief description of the problem. 25

34 5 Troubleshooting Quick User Manual For Inverter Side Code Specification Troubleshooting Grid overvoltage. (default value range: 255 V~270 V) Grid overvoltage temporarily. (default value: 400 V) Grid undervoltage. (default value range: 200 V~226 V) Grid undervoltage. (default value: 192 V) AC overcurrent temporarily. The instantaneous AC current has exceeded the allowable upper limit. Grid overfrequency. (default value range: 51.5 Hz~52 Hz) Grid underfrequency. (default value range: 47 Hz~48 Hz) Islanding. Abnormal connection between the system and the grid. DC component overcurrent. The DC component of AC current exceeds the upper limit. 1. Check the grid voltage. 2. If the grid voltage exceeds the permissible range, consult utility grid for solution. This is a short-term fault. Wait a moment for inverter recovery or restart the system. 1. Check the grid voltage. 2. If the grid voltage exceeds the permissible range, consult utility grid for solution. Wait a moment for inverter recovery or restart the system. 1. Check the grid frequency. 2. If the grid frequency exceeds the permissible range, consult utility grid for solution. 1. Check whether the AC circuit breaker is triggered. 2. Check whether all the AC cables are firmly connected. 3. Check whether the grid is on service. Wait a moment for inverter recovery or restart the system Leakage current overcurrent. The leakage current exceeds the upper limit. The average grid voltage is not within the permissible range for over 10 minutes. (default value range: 255 V~257V) Grid overvoltage. (default value: 276 V) Check whether there is a grounding fault of PV strings. 1. Check whether the grid is operating normally. 2. Wait a moment for inverter recovery or restart the system. 1. Check the grid voltage. 2. If the grid voltage exceeds the permissible range, consult utility grid for solution. 26

35 Quick User Manual Code Specification Troubleshooting The instantaneous bus voltage Wait a moment for inverter recovery 019 exceeds the upper limit. or restart the system. PV1 overcurrent. 021 The input current of PV1 exceeds the upper limit PV2 overcurrent. The input current of PV2 exceeds the upper limit. The deviation of neutral point voltage exceeds the allowable limits. Reverse polarity of PV1 connection. Reverse polarity of PV2 connection. Enclosure over-temperature. The ambient temperature of the enclosure exceeds the upper limit. 1. Check the PV input power and configuration. 2. Wait a moment for inverter recovery or restart the system. The inverter will recover once the deviation falls below the protective limits. 1. Disconnect the DC switch. 2. Check the polarity of the PV inputs. 3. Reconnect the PV strings if the polarity is incorrect. 1. Check and clean the heat sink. 2. Check whether the inverter is installed under the sunlight or the ambient temperature exceeds 45~ Relay fault. Wait 5 minutes for inverter recovery 041 Leakage current sampling fault. or restart the system. The inverter will recover once the 043 The ambient temperature is too ambient temperature rises above low Faults detected in DC/AC inverter circuit. 045 Faults detected in PV1 boosted circuit. Wait 5 minutes for inverter recovery 046 Faults detected in PV2 boosted or restart the system. circuit. 048 Faults detected in phase current sampling channel. 083 Fan 2 abnormal speed warning. Restart the system Hardware overcurrent fault. AC current has exceeded the protection value. Grid overfrequency. Wait 5 minutes for inverter recovery or restart the system. (default value: 52 Hz) Check the grid voltage and Grid underfrequency. frequency. (default value: 47 Hz) Bus overvoltage hardware fault. Wait 5 minutes for inverter recovery The bus voltage exceeds the or restart the system. protection value. 27

36 5 Troubleshooting Quick User Manual Code Specification Troubleshooting 202 PV overcurrent hardware fault. The PV1 or PV2 current exceeds the protection value. 203 The PV input voltage exceeds the Check the functionality of the PV bus voltage. connection terminals. 1. Check and clean the heat sink. 2. Check whether the inverter is 300 The temperature of some installed under the sunlight or the components inside the cabinet is ambient temperature exceed too high. 45~60. 3 Restart the system. 302 PV insulation resistance fault. 1. Check whether the PV cable connection is intact. 3. Wait for the sunny day to check whether the system can run well. 308 Accessary processor fault. Redundant fault detected. 309 Faults detected in phase voltage sampling channel. 312 Faults detected in DC component sampling channel. 315 Faults detected in PV1 current sampling channel. 316 Faults detected in PV2 current sampling channel. 317 Faults detected in PV1 MPPT current sampling channel. Restart the system. 318 Faults detected in PV2 MPPT current sampling channel. 320 Leakage current CT self-check fault. 321 Communication faults between the master DSP and slave DSP. 322 Communication faults between the master DSP and LCD Permanent faults. 501 FRAM reading warning , Temperature sensor warnings Error alarm of DO power Settings. 1. Inverter can be connected to the grid normally. 2. Restart the system. Refer to the load power to reset the DO control power 28

37 Quick User Manual Code Specification Troubleshooting Manually reset the clock or 509 Clock reset fault. proofread the clock to the network time. Then the fault will be cleared. 510 PV over-power warning under high voltage. The PV input power exceeds the permissible range under high PV voltage. 1. Check whether the configuration of PV array exceeds the permissible range of the inverter. 2. Wait a moment for inverter recovery or restart the system. 513 Fan 1 abnormal speed warning. Restart the system Communication failure or reverse connection fault of the meter. Boost short circuit warning. Either PV1 or PV2 has been damaged. The instantaneous battery charging current exceeds the upper limit. The instantaneous battery discharging current exceeds the upper limit. Under-voltage of clamping capacitor. Overvoltage temporarily of clamping capacitor. Battery charge/discharge circuit self-check fault. The temperature of battery charge/discharge circuit exceeds the protection value. Battery charge/discharge over-current protection. Faults detected in the sampling channel of battery 1. Inverter can be connected to the grid normally. 2. Check whether the input and output connections of the meter are correct. 3. Check whether the RS485 connection between meter and inverter is correct. Restart the system. Wait a moment for system recovery or restart the system. 1. Check the cable connection of battery. 2. Wait a moment for system recovery or restart the system. Wait a moment for system recovery or restart the system. 1. Check and clean the heat sink. 2. Check whether the inverter is installed under the sunlight or the ambient temperature exceeds Restart the system. The system will resume once the battery charge/discharge current falls below the upper limit or restart the system. Wait a moment for system recovery or restart the system. 29

38 5 Troubleshooting Quick User Manual Code Specification Troubleshooting charge/discharge current. 623 Communication faults between the slave DSP and LCD. 624 Battery charge/discharge soft start fault. 800,802 Battery charge/discharge inner 804,807 permanent fault. Restart the system 900,901 Battery charge/discharge inner temperature sensor warning: 1. Check and clean the heat sink. 2. Check whether the inverter is installed under the sunlight or the ambient temperature exceeds Restart the system. For Battery Side Code Specification Troubleshooting 1. The inverter can be normally 703 connected to the grid, but the Battery average charge/discharge is stopped. undervoltage fault. 2. Wait a moment for system recovery or restart the system. 707 Battery over-temperature 1. The inverter can be normally fault. connected to the grid, but the charge/discharge is stopped Check the ambient temperature of Battery under-temperature battery location. fault. 3. Wait a moment for system recovery or restart the system. 711 Battery overvoltage 1. The inverter can be normally instantaneously. connected to the grid, but the 712 charge/discharge is stopped. Battery average 2. Wait a moment for system recovery or overvoltage fault. restart the system Abnormal communication between BMS and the hybrid system. Battery hardware over-voltage fault. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Check the battery type and communication connection. 3. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Wait a moment for system recovery or 30

39 Quick User Manual Code Specification Troubleshooting restart the system. 732,740, 748, ,741, 749, ,742, 750, ,743, 751, ,744, 752, ,745, 753, ,746, 754, ,747, 755,763 BMS protection. overvoltage BMS over-temperature protection. BMS under-temperature protection. BMS charge/discharge overcurrent protection. BMS FET over-temperature protection. CAN communication error between battery BMS and inverter. BMS under-temperature protection. BMS protection. FET under-voltage 832, ,856 BMS FET fault. 833,841 BMS FET Over-temperature 1. The inverter can be normally connected to the grid. The charge is stopped but discharge is allowed. 2. Wait a moment for system recovery. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Check the ambient temperature of battery location. 3. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Check the ambient temperature of battery location. 3. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid. The charge is stopped. 2. Check whether the cable connection of BMS is normal. 3. Power off and then restart the battery system. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Check the ambient temperature of battery location. 3. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid. The discharge is stopped but charge is allowed. 2. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 31

40 5 Troubleshooting Quick User Manual Code Specification Troubleshooting 849,857 fault. 2.Check battery port voltage and the 834,842 communication cable connection of BMS over-current fault. 850,858 BMS. 835, Force a shutdown and restart the BMS short-circuit fault. 851,859 inverter and battery system. 864, Wait a moment for system recovery or BMS cell over-voltage fault. 880,888 restart the system. 865, ,889 BMS total voltage & tray voltage fault. 866,874 BMS precharge voltage 882,890 fault. 867, ,891 BMS under-voltage fault. 868,876 Cell voltage imbalance 884,892 fault. 869,877 BMS over-temperature 885,893 fault. 870, ,894 FET connection fault. 871, ,895 BMS power-off signal. 1. The inverter can be normally connected to the grid, but the 836,837 BMS fault of LG Li-ion charge/discharge is stopped. 838 battery. 2. Check the cable connection of battery. 3. Try to restart the inverter and battery. 1. The inverter can be normally 906 connected to the grid, but the Transformer direction charge/discharge is stopped. recognition error. 2. Wait a moment for system recovery or restart the system ,940, 948, , ,957 Low SOH (State of Health) warning. Abnormal warning of LCD FRAM BMS over-voltage warning. BMS over-temperature warning. 1. The inverter can be normally connected to the grid, and the charge/discharge function is normal. 2. Batteries are beyond the scope of warranty. It is recommended that contact the dealer to replace. Restart he inverter 1. The inverter can be normally connected to the grid. The charge is stopped but discharge is allowed. 2. The system will resume after certain time of discharging. 1. The inverter can be normally connected to the grid, but the 32

41 Quick User Manual Code Specification Troubleshooting 934, , ,943, 951, ,944, 952, ,945, 953, ,947, 955,963 BMS under-temperature warning. BMS charge/discharge overcurrent warning. BMS FET over-temperature warning. BMS tray voltage imbalance warning. BMS warning. under-voltage charge/discharge is stopped. 2. Check the ambient temperature of battery location. 3. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid, but the charge/discharge is stopped. 2. Check the ambient temperature of battery location. 3. Wait a moment for system recovery or restart the system. 1. The inverter can be normally connected to the grid. Normally charge/discharge. 2. Check whether the cable connection of battery is correct. 1. The inverter can be normally connected to the grid. The discharge is stopped but charge is allowed. 2. The system will resume after certain time of charging. 33

42 6 Appendix Inverter Technical Data Parameters Input Side Data Max. PV input power 6500 W Max. PV input voltage 600 V Startup voltage 125 V Nominal input voltage 345 V MPP voltage range 125 V ~560 V MPP voltage range for nominal power 260 V ~520V No. of MPPTs 2 Max. number of PV strings per MPPT (DC1/DC2) 1/1 Max. PV input current (DC1/DC2) 20 A (10 A/10 A) Max. current for input terminals 12 A Short-circuit current of PV input 24 A (12 A/12 A) Max. inverter feedback current to array 0 A Output Side Data Nominal AC output power 5000 W Max. AC output apparent power 5000 VA Max. AC output current 21.7 A Max. output fault current 343 A a.c./3.2 ms (peak value/duration) Nominal grid voltage 230 Vac 180 Vac~276 Vac Grid voltage range (May vary as per corresponding country s grid standard) Nominal grid frequency 50 Hz 45 Hz~55 Hz Grid frequency range (May vary as per corresponding country s grid standard) Total Harmonic Distortion (THD) <3% (Nominal power) DC current injection Power factor Protection Anti-islanding protection AC short circuit protection Leakage current protection <0.5% In >0.99@defaultvalueatnominalpower (adj. 0.8overexcited to 0.8underexited) Yes Yes Yes 34

43 Quick User Manual 6 Appendix Parameters DC switch (solar) DC fuse Integrated Overvoltage protection III Battery Side Data Battery type Li-battery / Lead-acid battery Battery voltage 48 V (32 V~70 V) Max. charging/discharging current System Data No 65 A/65 A Max. efficiency 98.0% Max. European efficiency 97.6% Battery to grid efficiency 95.0% Isolation method (PV terminals) Isolation method (battery terminals) Ingress protection rating Night power consumption Noise emission Operating ambient temperature range Transformerless HF IP65 <1 W <30 db Allowable relative humidity range 0~100% Cooling method Max. operating altitude Display Communication Power management -25 ~60 (>45 derating) Natural convection 4000m (>2000m derating) Graphic LCD 2xRS485, Ethernet, CAN, WiFi (optional) 4 x Digital Inputs, 1 x Digital Output Grounding fault alarm Analogue inputs DC connection type AC connection type Certificates and approvals(planned) Mechanical Data Dimensions(W H D) Mounting method Weight 1 x Digital Output PT1000 (temperature sensor) MC4 Clamping yoke connector AS4777,AS/NZS3100,SI4777, G59/2,G83/2,IEC ,IEC , VDE-AR-N-4105,IEC 62619,IEC 61427, IEC mm 510 mm 150 mm Wall bracket 20 kg 35

44 6 Appendix Quick User Manual Meter Technical Data Parameters Nominal voltage 230 Vac Input voltage range 180 Vac~276 Vac Power consumption <2 W (10 VA) Nominal current/measuring range 10 A/80 A Grid frequency 50 Hz/60 Hz Measurement accuracy Class I Interface/communication protocol RS485 Ingress protection rating IP2X Operating ambient temperature range -20 ~50 Storage ambient temperature range -40 ~70 Allowable relative humidity range 0~95%, no corrosive or harmful substances in the air Certificates CE/CB Dimensions(W H D) 72 mm 90 mm 63 mm Mounting method 35 mm standard rail Weight 0.4 kg 36