Sungrow SH5K Quick User Manual
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Sungrow SH5K Quick User Manual

Grid-connected hybrid inverter
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Quick User Manual
SH5K
Grid-Connected Hybrid Inverter
SH5K-QUEN-Ver14-201708
Version：1.4

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Summary of Contents for Sungrow SH5K

  • Page 1 Quick User Manual SH5K Grid-Connected Hybrid Inverter SH5K-QUEN-Ver14-201708 Version：1.4...
  • Page 3 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.

  • Page 4: System Overview

    System Overview...
  • Page 10 VIII...

  • Page 11: Table Of Contents

    Contents System Overview ................II  1  Installation ................1      Location Requirements ..................1     Installing the Inverter ................... 2     Grounding the Inverter ..................3     Installing the Meter ....................4 2  Electrical Connection ............... 5   ...
  • Page 12     Setting the Protective Parameters ............... 33     Setting the Communication Parameters ........... 34 5  Troubleshooting ..............35      Troubleshooting of LED Indicators .............. 35     Troubleshooting of Faults ................35 6  Appendices ................44     ...

  • Page 13: Installation

    1 Installation 1.1 Location Requirements  The concrete wall should be suitable for the weight and dimensions of the inverter.  The location should be convenient for installation, cable connection and service.  The location should be not accessible to children. ...

  • Page 14: Installing The Inverter

    1 Installation Quick User Manual  Install vertically for sufficient heat dissipation.  Clearance requirements for single and multiple installation: 1.2 Installing the Inverter Install the inverter on the wall by means of the wall-mounting bracket and the expansion plug sets. The depth of the holes should be about 70 mm.

  • Page 15: Grounding The Inverter

    Quick User Manual 1 Installation 1.3 Grounding the Inverter A second protective earth (PE) terminal is equipped at the side of the inverter. Be sure to connect this PE terminal to the PE bar for reliable grounding. Fig. 1-1 Second PE Terminal In no case shall the second PE connection substitute for the PE connection on the terminal block of AC connector.

  • Page 16: Installing The Meter

    10–16 mm cable aluminum wire 1.4 Installing the Meter The SUNGROW meter should be installed next to the main switch. It supports a 35 mm DIN-rail installation, as shown in the following figure: Fig. 1-2 Installing the Meter to the Rail...

  • Page 17: Electrical Connection

    2 Electrical Connection 2.1 Terminal Description Fig. 2-1 Configuration Circuit Board Inside the Inverter Label Connection Tool Requirements Flat-head screwdriver C1, C2 Backup box STB5K with an open end of 3 mm Copper PV (Parallel mode) Phillips screwdriver Ethernet Communication Demand response enabling device (DRED) Flat-head...

  • Page 18: Meter Connection

    2 Electrical Connection Quick User Manual 2.2 Meter Connection The Sungrow single-phase energy meter is installed next to the main switch. Procedure: Take out the meter (with 1-phase sensor) and the cables from the packaging. Connect the cables to the meter.

  • Page 19: Grid Connection

    Quick User Manual 2 Electrical Connection Proceed as follows to connect the RS485 wires to the inverter. When the length of RS485 cable is longer than 100 m, push the 120ohM (2) switch to “ON” to ensure stable communication 2.3 Grid Connection Install an AC circuit breaker (recommended specification 32 A) between the inverter and the loads.

  • Page 20: Pv Connection

    2 Electrical Connection Quick User Manual 2.4 PV Connection The inverter has two PV inputs and can be configured in the 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, and between the negative terminal of the PV string and Earth are larger than 200 kOhm.

  • Page 21: Communication Connection

    Quick User Manual 2 Electrical Connection 2.5 Communication Connection 2.5.1 Ethernet Connection Connect the inverter to the PC through the Ethernet port to set up the Ethernet communication. The Ethernet connection with a router is shown in the following figure. Use a TIA/EIA 568B standard network cable with a diameter of 3 mm–5.3 mm.

  • Page 22: Battery Connection

    2 Electrical Connection Quick User Manual 2.5.2 Wi-Fi Connection Unscrew the waterproof lid from the Wi-Fi terminal. Install the Wi-Fi module. Slightly shake it by hand to determine whether it is installed firmly. Refer to the Quick User Manual delivered with the Wi-Fi module to configure the Wi-Fi.
  • Page 23 2.6.2 Connecting the CAN Cable The CAN cable enables communication between the inverter and the Li-ion battery from LG, Sungrow, GCL, BlueSun, Pylon (US2000B) or BYD. Take out the CAN cable from the packaging. Lead the cable through the cable gland and tighten the wires to the corresponding terminals.
  • Page 24 2 Electrical Connection Quick User Manual 2.6.3 Connecting the RS485 Cable The RS485 cable enables communication between the inverter and the Pylon Li-ion battery US2000A. Cross-section: 2*0.5 mm², cable diameter: 3 mm–5.3 mm 2.6.4 Connecting the Temperature Sensor It is recommended that the PT1000 is connected to the inverter to sample the temperature of the lead-acid battery or the external environment of the battery.

  • Page 25: Stb5K Connection (Off-Grid)

    Quick User Manual 2 Electrical Connection 2.7 STB5K Connection (Off-grid) The backup box is installed between the SUNGROW meter and the hybrid inverter. For the installation and the cable connection of STB5K, see the Quick Installation Guide delivered with the STB5K module.

  • Page 26: Do Connection

    2 Electrical Connection Quick User Manual Connecting the Control Cable and DI Cable The control cables (with end marks C1 and C2) and the DI cable (with end marks DI1, DI2, DI3 and VDD) are delivered with the backup box STB5K. 2.8 DO Connection The inverter has two DO relays with different functions as follows: ...

  • Page 27: Dred Connection

    Quick User Manual 2 Electrical Connection 2.9 DRED Connection The inverter supports the DRM (Demand Response Mode) function as specified in AS/NZS 4777:2015. The terminal block inside the inverter is used for connecting to a demand response enabling device (DRED). The DRED asserts DRMs. The inverter detects and initiates a response to all supported demand response commands within 2s.

  • Page 28: Retrofitting The Existing Pv System

    * The cable for connecting to the DRED is not included in the delivery. 2.10 Retrofitting the Existing PV System The SH5K hybrid inverter is compatible with any single-phase PV grid-connected inverters. An existing PV system can be retrofitted to be a PV ESS with the addition of SH5K.
  • Page 29 + [rated power of the existing PV system]). For example, retrofit an existing PV system (rated power: 3000 W) with SH5K hybrid inverter (rated power: 5000 W). The total export limit can be set from 3000 W to 8000 The export power limit can also be set via the submenu of Zero-export.

  • Page 30: Commissioning

    3 Commissioning 3.1 Button Function The inverter offers four buttons for operation. Please refer to the following table before any operation of the inverter. Tab. 3-1 Button Function Button Description For navigating up or increasing the setting value. For navigating down or decreasing the setting value. For navigating to the left, quitting the menu or canceling the settings.

  • Page 31: Commissioning Procedure

    (such as LG Li-ion battery, Pylon Li-ion battery and lead-acid battery). Rotate the DC switch to “ON”. The DC switch may be integrated in SH5K or installed by the customer. The LCD screen will be activated 5s later and enter the initial settings.
  • Page 32 3 Commissioning Quick User Manual Fig. 3-2 Initial Settings...
  • Page 33 Quick User Manual 3 Commissioning Tab. 3-3 Grid Standard Description Grid company Code Company AusGrid, NSW Ergon Energy, QLD Energex, QLD SA Power Networks,SA Powercor,VIC Western Power,WA Default Company not mentioned above Tab. 3-4 Parameters of Grid Standards Parameter Default Over-voltage 260.0 260.0...
  • Page 34 Lagging: the inverter is sinking reactive power from the grid. For the explanations of other modes, refer to the User Manual.  Battery parameters: “No Battery” or “Lead-acid Narada” option: “Li-ion Sungrow” option: “Li-ion LG” option: Set the battery capacity.
  • Page 35 Quick User Manual 3 Commissioning “Li-ion Pylon” option: “Li-ion GCL” option: “Li-ion BlueSun” option: “Li-ion BYD” option: “Other Lead-acid” option: Max. Chrg / Max. DChrg: Make sure that the charge or discharge current is not beyond the upper limit (65 A) to protect the battery from overcharging or deep discharging.
  • Page 36 3 Commissioning Quick User Manual Tab. 3-5 Description of Other Lead-acid Battery Parameter Parameter Description Default Range upper limit Max Chrg 0.300C 0.05C to 2C charging current upper limit Max DChrg 0.300C 0.1C to 2C discharging current The rated voltage of the Rate Vtg 48.0 V 30 V to 60 V...

  • Page 37: Result Verification

    Make sure that the L line and N line are connected to the right terminals. For Incorrect Installation Position Make sure that the 1-phase sensor of the SUNGROW meter should be placed to the phase line (L) from the main switch. If otherwise, the energy flow indicated on the...
  • Page 38 3 Commissioning Quick User Manual Action LCD Display Explanation Turn off all the household loads. All the PV power generation should be exported to the grid, as shown in the “Correct” figure. For Reverse Sensor Connection Make sure that the arrow on the 1-phase sensor must point away from the grid towards the load.

  • Page 39: Battery Information

    Quick User Manual 3 Commissioning 3.3.2 Battery Information After initial settings, check the detailed battery information on the LCD display. If the battery type or capacity setting is inconsistent with the actual, the charge/discharge current may be less than the actual charge/discharge ability. However, the system can operate normally.

  • Page 40: Operation

    Running: The inverter is in its normal running state. 16:37: Current system time. Neither the grid power nor the load power will be displayed on the main screen in case of no SUNGROW meter installed. Tab. 4-1 State Descriptions State Description After being energized, the inverter tracks the PV arrays’...

  • Page 41: Viewing The Fault Codes

     If no anomaly is found, disconnect the DC switch and main switch to restart.  If it still does not work, contact SUNGROW. 4.2 Viewing the Fault Codes Viewing Current Fault For the icon or the “Fault” state on the main screen, press to view the current faults.

  • Page 42: Lcd Menu

    4 Operation Quick User Manual Fault Type Explanation BATF1 Battery faults BATF2 Viewing Fault Records ×5)→Fault Record (Press ENT) Main Screen (Press ENT)→Menu (Press Press to turn pages and view all fault records. 4.3 LCD Menu Fig. 4-1 LCD Menu Tree...

  • Page 43: Setting The Country Code

    Quick User Manual 4 Operation (1) The power values indicated represent the average values during the time interval. The energy yields displayed are indicative only. For the actual yields, please refer to the electric energy meter. (2) The value of battery SOH will be displayed as “--” for Pylon US2000A and GCL battery that do not have this parameter.
  • Page 44 4 Operation Quick User Manual Press to choose the correct country code. Only the codes of GB, NL, BE, CHN, SA and AU are supported. Select the correct grid standard for the country code“AU”. For parameter descriptions of other grid standards, see Tab. 3-4. Set the single stage protective parameters manually for “AU”.

  • Page 45: Setting The Protective Parameters

    Quick User Manual 4 Operation Tab. 4-3 Description of Multi. Stage Protective Parameters Parameter Explanation Max-V prot. Over-voltage protection Grid over-voltage 1 (V>) 1-Time Grid over-voltage 1 (V>) tripping time Grid over-voltage 2 (V>>) 2-Time Grid over-voltage 2 (V>>) tripping time Min-V prot.

  • Page 46: Setting The Communication Parameters

    4 Operation Quick User Manual The inverter will automatically disconnect from the grid within 3 s when the average voltage for a 10 min period exceeds the set-point of 10 Min Over Vtg. The protective function is enabled by default with the default set-point of 255.0 V and lies in range 244 V–258 V.

  • Page 47: Troubleshooting

    “RUN” indicator goes out 4. Check whether the DC input voltage exceeds the start voltage of the inverter. 5. If all of the above are OK, please contact SUNGROW. 1. A fault is not resolved. 2. Perform troubleshooting according to the fault type “Fault”...
  • Page 48 5 Troubleshooting Quick User Manual For Inverter Side Code Specification Troubleshooting 1. Check the grid voltage. Grid over-voltage. 2. If the grid voltage exceeds the (default range: 257 V–270 V) permissible range, consult the utility grid for a solution. Temporary grid over-voltage in This is a short-term fault.
  • Page 49 45℃. If not, please contact SUNGROW for a solution. Wait 5 minutes for inverter recovery Relay fault on the grid side. or restart the system. 041, Wait 5 minutes for inverter recovery Leakage current sampling fault.
  • Page 50 1. Check if the fan is blocked. Fan2 abnormal speed warning. 2. Restart the system. 1. Check whether the power cable connections are correct. 2. For Sungrow single-phase meter, Warning reverse cable check whether the CT clamp of the connection Sungrow 1-phase sensor is correctly placed.
  • Page 51 PV1 boost short-circuit fault The inverter may be damaged. PV2 boost short-circuit fault Contact SUNGROW for a solution. 1. Check and clean the heat sink. 2. Check whether the inverter is installed in sunlight or the ambient INV over-temperature fault.
  • Page 52 Abnormal communication Check whether RS485 warning of the Sungrow Meter. connection is correct. (Inverter normally 3. Check if the 120 Ohm (2) resistor connected to the grid.) for RS485_2 is pushed to “ON” when the length of RS485 cable is longer than 100 m.
  • Page 53 Quick User Manual 5 Troubleshooting Code Specification Troubleshooting installed in sunlight or the ambient temperature enclosure exceeds 45℃. 3. Restart the system. 1. The inverter can normally be connected grid Transformer direction charge/discharge has stopped. recognition error. 2. Wait a moment for system recovery or restart the system.
  • Page 54 4. Wait a moment for system recovery or restart the system. Restart the system, if the fault persists, ID competing failure. please contact SUNGROW for a solution. inverter normally connected grid 837, charge/discharge has stopped.
  • Page 55 Quick User Manual 5 Troubleshooting Code Specification Troubleshooting imbalance fault. battery communication cable connection. 3. Force a shutdown and restart the Battery cable connection inverter and battery system. fault. 4. Wait a moment for system recovery or restart the system. inverter normally connected...

  • Page 56: Appendices

    6 Appendices 6.1 Inverter Technical Data PV Input Data Max. PV input power 6500 W Max. PV input voltage 600 V Startup voltage 125 V Nominal input voltage 360 V MPP voltage range 125 V–560 V MPP voltage range for nominal power 260 V–520 V No.
  • Page 57 Quick User Manual 6 Appendices > 0.99 at default value at nominal power Power factor (adj. overexcited/leading–0.8 underexcited/lagging) Protection Anti-islanding protection AC short circuit protection Leakage current protection DC switch (solar) Optional DC fuse Over-voltage protection III [Main], II [PV] [Battery] System Data Max.

  • Page 58: Stb5K (Backup Box) Technical Data

    6 Appendices Quick User Manual Weight 20 kg Backup Data Nominal voltage 230 Vac (±2 %) Total harmonic factor output 4 % (full load) Frequency range 50 Hz (±0.2 %) Switch time to emergency mode 10 s overexcited/leading–0.8 Power factor underexcited/lagging Max.
  • Page 59  damage caused by the natural environment beyond the rated operating range of the inverter. The use of supplied software produced by SUNGROW is subject to the following conditions:  SUNGROW rejects any liability for direct or indirect damage arising from the use of the SolarInfo software.
  • Page 60 The power rating of SUNGROW products covers from hundred watt to mega-watt systems. The vision of SUNGROW is to help our customers acquire stable and clean power with minimum cost, maximum reliability and enhanced safety. Contact Information Should you have any problems, please contact us through the following information.

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