SOLIS S6-EH3P29.9K-H User Manual
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SOLIS S6-EH3P29.9K-H User Manual

Hybrid inverter
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User Manual
for S6 Series Hybrid Inverter
Applicable models
S6-EH3P29.9K-H
S6-EH3P30K-H
S6-EH3P37.5K-H
S6-EH3P40K-H
S6-EH3P50K-H
S6-EH3P30K-H-LV
Applicable System
Three phase system
Version 1.0, Release Date:11,2023

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Summary of Contents for SOLIS S6-EH3P29.9K-H

  • Page 1 User Manual for S6 Series Hybrid Inverter Applicable models S6-EH3P29.9K-H S6-EH3P30K-H S6-EH3P37.5K-H S6-EH3P40K-H S6-EH3P50K-H S6-EH3P30K-H-LV Applicable System Three phase system Version 1.0, Release Date:11,2023...
  • Page 2 Every attempt has been made to make this document complete, accurate and up-to-date. Individuals reviewing this document and installers or service personnel are cautioned, however, that Solis reserves the right to make changes without notice and shall not be responsible for any damages, including indirect, incidental or consequential damages...

  • Page 3: Table Of Contents

    Contents 1. Introduction 01-04 ……………………………………………………………………………………………………………………………… 1.1 Product Overview ……………………………………………………………………………………………………………… 1.2 Inverter Wire Box and Connection Points ………………………………………………………………… 1.3 Product Features ………………………………………………………………………………………………………………… 1.4 Packaging ……………………………………………………………………………………………………………………………… 1.5 Tools Required for Installation ……………………………………………………………………………………… 2. Safety & Warning 05-07 …………………………………………………………………………………………………………… 2.1 Safety ……………………………………………………………………………………………………………………………………… 2.2 General Safety Instructions ……………………………………………………………………………………………...

  • Page 4: Introduction

    User Manual 1.1 Product Overview The Solis series is designed for commercial hybrid systems. The inverter can work with maximize self-consumption and provide backup power if the grid fails and there is not enough PV power to cover load demand.

  • Page 5: Inverter Wire Box And Connection Points

    This is the DC disconnect switch for the PV 1. DC Switch 2. COM Solis data logger gets connected here-only USB version of the loggers will work 3. COM1 RS485 and CAN communication cables and parallel cables should go through these RS485 and CAN communication cables and parallel cables should go through these 4.

  • Page 6: Product Features

    1. Introduction User Manual 1.3 Product Features Outstanding Performance Support dual batteries up to 70+70A/140A max charge/discharge current, flexible battery configuration for customers on site. Integrated 4 MPPTs and string current up to 20A, suitable for both 182mm and 210mm PV modules.

  • Page 7: Packaging

    RJ45 connector x10 Manual WiFi/GPRS Stick x1 GPRS Antenna x1 Manual x1 If anything is missing, please contact your local Solis distributor. 1.5 Tools Required for Installation Torqx T20 Screwdriver Wire Strippers 12AWG to 6AWG Wire Strippers 20AWG to 10AWG...

  • Page 8: Safety & Warning

    2. Safety & Warning User Manual 2.1 Safety The following types of safety instructions and general information appear in this document as described below: DANGER “Danger” indicates a hazardous situation which if not avoided, will result in death or serious injury. WARNING “Warning”...
  • Page 9 NEC Article 690, Part II. All Solis single phase inverters feature an integrated DC disconnect switch. CAUTION Risk of electric shock, do not remove the cover. There are no serviceable parts inside, refer servicing to qualified and accredited service technicians.

  • Page 10: Notice For Use

    2. Safety & Warning User Manual 2.3 Notice for Use The inverter has been constructed according to the applicable safety and technical guidelines, use the inverter in installations that meet the following specifications only: 1. Permanent installation is required. 2. The electrical installation must be compliant with all local and national regulations & standards.

  • Page 11: Installation

    3. Installation User Manual 3.1 Select a Location to Install the Inverter When selecting a location for the inverter, the following criteria should be considered: Exposure to direct sunlight may cause output power derating due to overheating It is recommended to avoid installing the inverter in direct sunlight. The ideal location is one where the ambient temperature does not exceed 40°C.
  • Page 12 Consult the technical specifications sections at the end of this manual for additional environmental condition requirements (temperature range, altitude, etc.) 3.1.3 Angle of installation This model of Solis inverter must be mounted vertically (90 degrees or backwards less than or equal to 15 degrees from 90 degrees straight up).

  • Page 13: Product Handling

    3. Installation User Manual 3.1.4 Avoiding direct sunlight Installation of the inverter in a location exposed to direct sunlight should to be avoided. Direct exposure to sunlight could cause: Power output limitation (with a resulting decreased energy production by the system). Premature wear of the electrical/electromechanical components.

  • Page 14: Mounting The Inverter

    3. Installation User Manual 3.3 Mounting the Inverter Mount the inverter on a wall or structure capable of bearing the weight of the machine. The inverter must be mounted vertically with a maximum incline of +/- 5 degree. Exceeding this may cause the output power to derate. To avoid overheating, always make sure the flow of air around the inverter is not blocked.
  • Page 15 3. Installation User Manual Dimensions of mounting bracket: unit:mm Figure 3.6 Inverter wall mounting Once a suitable location has be found according to 3.1 using figure 3.6 mount the wall bracket to the wall. The inverter shall be mounted vertically. The steps to mount the inverter are listed as below: 1.

  • Page 16: Inverter Wiring Overview

    Data Logger Monitoring of the system (For more details, please refer to the on SolisCloud (Optional) Solis data logger product manual) NOTE Conductor dimensions and OCPD sizing to be determined in accordance with the national electrical code (NEC) and local standards.

  • Page 17: Ground Cable Installation

    3. Installation User Manual 3.5 Ground Cable Installation An external ground connection is provided at the both sides of inverter. Prepare OT terminals: M5. Use proper tooling to crimp the lug to the terminal. Connect the OT terminal with ground cable to the right side of inverter. The torque is 3.5N.m. M5 Screw removed Torque: 3.5N.m Earth wire...

  • Page 18: Pv Cable Installation

    3. Installation User Manual 3.6 PV Cable Installation Before connecting inverter, please make sure the PV array open circuit voltage is within the limit of the inverter. Before connection, please make sure the polarity of the output voltage of PV array matches the“DC+”and“DC-”symbols. Please use approved DC cable for PV system.
  • Page 19 3. Installation User Manual 3. Pass the stripped DC cable through the nut and waterproof rubber ring. Positive terminal Negative terminal Figure 3.12 4. Connect the wire part of the DC cable to the metal DC terminal and crimp it with a special DC terminal crimping tool.
  • Page 20 3. Installation User Manual 6. Measure PV voltage of DC input with multimeter, verify DC input cable polarity. Figure 3.15 7. Connect the wired DC terminal to the inverter as shown in the figure, and a slight "click" is heard to prove the connection is correct. Click Figure 3.16 CAUTION:...

  • Page 21: Battery Cable Installation

    3. Installation User Manual 3.7 Battery Cable Installation DANGER Before installing the battery cables, be sure that the battery is turned off. Use a multimeter to verify that the battery voltage is 0Vdc before proceeding. Consult the battery product manual for instructions on how to turn it off. 3.7.1 Installation Steps Dimension of stripping line inside machine Dimension of stripping line outside machine...
  • Page 22 3. Installation User Manual 5. Insert the cable into the rubber core according to the line sequence, observe the perspective hole, the cable is in place, and the torque of the crimping screwdriver is 4 ± 0.1N. M. 6. Insert the main body into the rubber core and hear the "click" sound. 7.

  • Page 23: Ac Wiring

    3. Installation User Manual 3.8 AC Wiring DANGER Before installing the AC cables, be sure that the OCPDs (breakers) are turned off. Use a multimeter to verify that the AC voltages are 0Vac before proceeding. There are three sets of AC output terminals and the installation steps for both are the same. Backup GRID Figure 3.18 AC output terminals...

  • Page 24: Meter/Ct Connection

    CT. 3.9.1 Meter Installation The Solis S6-EH3P(29.9-50)K-H Series inverters are able to connected standard Eastron meters to fulfill the control logic of the self-consumption mode, export power control, monitoring, etc. Eastron 3ph meter (With CT): SDM630MCT V2 (Provided by default).
  • Page 25 3. Installation User Manual...
  • Page 26 3. Installation User Manual 3.9.2 CT Installation The CT provided in the product box is compulsory for hybrid system installation. It can be used to detect the grid current direction and provide the system operating condition to hybrid inverter. CT Model: ESCT-T50-300A/5A CT Cable: Size –...

  • Page 27: Inverter Communication

    3.10 Inverter Communication 3.10.1 Communication Ports Port Port Type Description Used for Solis data logger connection 4 hole watertight cable gland Used for RJ45 connection inside wiring box COM1 4 hole watertight cable gland Used for RJ45 connection inside wiring box...
  • Page 28 3. Installation User Manual 3.10.2 Communication Terminals Figure 3.21 Communication terminals Terminal Type Description Used for CAN communication between inverter and Lithium RJ45 battery BMS. (Optional)Used for RS485 communication between inverter Meter RJ45 and the smart meter. (Optional) To realize Demand Response or Logic Interface RJ45 function, this function may be required in UK and Australia.
  • Page 29 3. Installation User Manual 3.10.3 BMS Terminal Connection 3.10.3.1 With Lithium Battery CAN communication is supported between inverter and compatible battery models. Please lead the CAN cable through the COM1 or COM2 port of the inverter and connect to the BMS terminal with RJ45 connector. NOTE: Before connecting CAN cable with the battery, please check whether the communication pin sequence of the inverter and the battery match;...
  • Page 30 User Manual 3.10.4 Meter Terminal Connection (Optional) If a smart meter is preferred to be installed other than the provided CT, please contact Solis sales rep to order the smart meter and corresponding meter CT. Please lead the Meter RS485 cable through the COM1 or COM2 port of the inverter and connect to the Meter terminal with RJ45 connector.
  • Page 31 3.10.5 DRM Port Connection (Optional) 3.10.5.1 For Remote Shutdown Function Solis inverters support remote shutdown function to remotely control the inverter to power on and off through logic signals. The DRM port is provided with an RJ45 terminal and its Pin5 and Pin6 can be used for remote shutdown function.
  • Page 32 If a 3rd party external device or controller needs to communicate with the inverter, the RS485 port can be used. Communication protocol is supported by Solis inverters. To acquire latest protocol document, please contact Solis local service team or Solis sales. NOTE:...
  • Page 33 3. Installation User Manual 3.10.8 14-pin Communication Terminal Block Terminal Block Connection Steps: Step 1. Lead the wires through the hole in COM3 port (Hole Diameter: 2 mm) Step 2. Strip the wires for 9mm length Step 3. Use slot type screwdriver to press the block on the top Step 4.
  • Page 34 3. Installation User Manual 3.10.8.2 G-V Terminal Connection The G-V terminal is a voltage-free dry contact signal for connecting with generator's NO relay to start up the generator when necessary. When generator operation is not needed, Pin7 and Pin8 is in open circuit. When generator operation is needed, Pin7 and Pin8 is in short circuit.

  • Page 35: Diesel Generator Wiring

    3. Installation User Manual 3.11 Diesel Generator Wiring...
  • Page 36 3. Installation User Manual...

  • Page 37: Parallel System Wiring

    3. Installation User Manual 3.12 Parallel System Wiring Figure 3.29...
  • Page 38 3. Installation User Manual 3.13 Lithium battery wiring Inverter supports the 3 wirings methods to connect to lithium batter y.
  • Page 39 3. Installation User Manual NOTE: For this battery wiring mode, the communication wire must be connected to the BMS 1 port of inverter.

  • Page 40: Inverter Remote Monitoring Connection

    3.14 Inverter Remote Monitoring Connection The inverter can be remotely monitored via WiFi, LAN or 4G. The USB type COM port at the bottom of the inverter can connect to different kinds of Solis data loggers to realize the remote monitoring on Soliscloud platform.

  • Page 41: Overview

    User Manual 4.1 Intelligent LED Indicators There are five indicators on the The Solis S6 Series Inverter(Battery,Power,WiFi.Ethernet and Bluetooth)which indicate the working status of the inverter. The WiFi data logger shall be installed at COM port of the hybrid inverter before local debugging.

  • Page 42: Password Reset

    4. Overview User Manual 4.2 Password Reset When the password of the owner or the installer needs to be reset,please long press the Inverter indicator for 5s. If the reset command is successfully triggered,the status indicator will be blue and blink for 3s at the frequency of 0.5s, then restore the original state of the indicator.

  • Page 43: Commissioning

    5. Commissioning User Manual 5.1 Pre-Commissioning ● Make sure that no high voltage conductors are energized. ● Check all conduit and cable connection points ensure they are tight. ● Verify that all system components have adequate space for ventilation. ● Follow each cable to ensure that they are all terminated in the proper places. ●...

  • Page 44: Log In The App Via Bluetooth

    5. Commissioning User Manual 5.4 Log in the APP via Bluetooth Step 1: Connect with Bluetooth. Turn on Bluetooth switch on your mobile phone and then open the Soliscloud APP. Click “More Tools”->”Local Operation”->”Connect with Bluetooth” < Local Operation Register Register Hello, Hello,...

  • Page 45: Initial Set Up

    5. Commissioning User Manual 5.5 Initial set up If this is the first time the inverter has been commissioned, you will need to first go through the Quick Settings.Once this has been done,these settings can be changed later. Inverter Time -> Battery Model -> Meter Setting -> Grid Code -> Work mode A.
  • Page 46 5. Commissioning User Manual C. Meter Setting: Set both the Meter Type and the Meter Location. It is suggested to install the meter at the system grid connection point and select “Meter in Grid”.If there is no meter connected for the moment, please select”No Meter” to avoid alarms. Quick Setting Next Battery Model...
  • Page 47 5. Commissioning User Manual Self-Use Mode stores the excess PV power into the battery. If the battery is charged, or there is no battery, the excess PV power will be exported(sold)back to the utility company. If the system is set to not export any power, then the inverter will curtail the PV power(derate the inverter output power).
  • Page 48 5. Commissioning User Manual Self-Use Mode Off-Grid Mode Feed in Priority Mode Off-grid Mode Switch Self-Use Mode Switch Feed in Priority Mode Switch > Off-grid Overdischarge SOC Time of Use Switch Time of Use Switch Time of Use Charge Current Set Time of Use Charge Current Set 50.0A >...

  • Page 49: App Interface

    5. Commissioning User Manual 5.6 APP Interface 5.6.1 APP Interface Structure Today Yield of PV Today Charge&Discharge of Battery Today Imported&Emported of Grid Home Time of Use Today Consumption of Load Self-Use Backup Mode GEN Energy Work Mode Time of Use Feed in Priority PV Energy Backup Mode...
  • Page 50 5. Commissioning User Manual 5.6.2 Home The home page can display the working state, Today Yield of PV, Today Imported/Exported of Grid, Today Charged/Discharged of Battery ,Today Consumption of household electricity and Today GEN yield. At the bottom of page are four submenus: Home, Info, Alarm and Settings. Today imported:0.0KWh Today Today Yield:00.0KWh...
  • Page 51 5. Commissioning User Manual 5.6.3 Information The Info page breaks down into four categories: Inverter, Battery, Grid, and Load. Inverter: inverter power production history, PV voltages and currents, inverter information (serial number, model number, and firmware version),grid code, and alarm code history. There are two additional information in the inverter page: GEN Information: generator power, today and total generator yield, and warning information.
  • Page 52 5. Commissioning User Manual 5.6.4 Alarm The alarm page can display the current alarm and the historical alarm. Solis-3115022B100041 Solis-3115022B100041 < < Update:15:28:46 Update:15:28:46 Current Alarm Historical Alarm Current Alarm Historical Alarm HeartbeatLose Alarm Message: Alarm Message: HeartbeatLose 1065 Alarm Code:...
  • Page 53 5. Commissioning User Manual Force-charge SOC: Due to the battery power consumption, when the over-discharge SOC drops to the force-charge SOC, the inverter will directly charge the battery according to the maximum battery charging current until the battery SOC reaches the over-discharge SOC. (The charging power is nor limited to sources, which may be from PV or from the grid.
  • Page 54 5. Commissioning User Manual Meter/CT Setting You can select meter or CT for system measurement. Meter Type: Please select a correct type. The wrong option may cause the meter RS485 communication Failed. If the battery and meter are not connected, please select the “NO Meter”...
  • Page 55 5. Commissioning User Manual Generator Setting With Generator: Please turn it on if the generator is ready to work. GEN Power Setting: GEN Rated Power/GEN Max.Charge Power. Generator Position: Grid Port/GEN Port. Grid Port Powered By: If the generator is connected in Grid Port and the generator works , please select “Generator”.
  • Page 56 The inverter commissioning process has now been completed. It is recommended to monitor the system closely over the next week to ensure that everything is working as it should. Please refer to the Solis data logger manual for assistance with registering a new plant on SolisCloud.

  • Page 57: Maintenance

    6. Maintenance User Manual Solis S6 Series inverter does not require any regular maintenance. However, cleaning the heatsink will help the inverter dissipate heat and increase the lifetime of inverter. The dirt on the inverter can be cleaned with a soft brush.

  • Page 58: Troubleshooting

    7. Troubleshooting User Manual Message Name Information Description Troubleshooting Suggestion 1. Turn on the device in the ON/OFF Setting. Control device to shutdown 1. Confirm whether the inverter is connected to an external EPM/meter to prevent reverse current. 2. Confirm whether the inverter is controlled The device's output is under LmtByEPM by an external third-party device.
  • Page 59 7. Troubleshooting User Manual Message Name Information Description Troubleshooting Suggestion 1. Grid side fault, restart the device. Surge Alarm On-site grid surge If it is still not eliminated, please contact the manufacturer's customer service. Grid voltage exceeds the OV-G-V01 upper voltage range Grid voltage exceeds the UN-G-V01 lower voltage range...
  • Page 60 7. Troubleshooting User Manual Message Name Information Description Troubleshooting Suggestion 1. Confirm whether the battery model selection Wrong battery brand selection BatName-FAIL is consistent with the actual one. 1. Can failure is a failure of communication between inverter and battery. Check cable conditions.
  • Page 61 7. Troubleshooting User Manual Message Name Information Description Troubleshooting Suggestion 1. Confirm that the grid is abnormal. 2. Confirm that the AC cable connection is not DCInj-FAULT The current DC component abnormal. (1037 DATA:0000) exceeds the limit 3. Restart the system, confirm that the fault continues.
  • Page 62 Please keep ready with you the following information before contacting us. 1. Serial number of Solis Singles Phase Inverter; 2. The distributor/dealer of Solis Singles Phase Inverter (if available); 3. Installation date. 4. The description of the problem together with necessary information, pictures, attachment.

  • Page 63: Specifications

    8. Specifications User Manual Technical Data S6-EH3P29.9K-H S6-EH3P30K-H Input DC (PV side) Recommended max. PV power 41.86kW 42kW Max. input voltage 1000V Rated voltage 600V Start-up voltage 180V MPPT voltage range 150-850V Full load MPPT voltage range 360-850V Max. input current 40A/40A/40A Max.
  • Page 64 8. Specifications User Manual Technical Data S6-EH3P29.9K-H S6-EH3P30K-H Input AC (Grid side) Max. AC passthrough current 152A Rated input voltage 3/N/PE, 380V/400V Rated input frequency 50 Hz/60 Hz Input AC (Generator) Max. input power 29.9kW 30kW Rated input voltage 3/N/PE, 380 V/400 V...
  • Page 65 8. Specifications User Manual Technical Data S6-EH3P29.9K-H S6-EH3P30K-H General data Dimensions(W/H/D) 530*880*290mm Weight 73kg Topology Non-isolated Self consumption (Night) <25W Operation temperature range -40℃～+60℃ Relative humidity 0-95% Ingress protection IP66 Relative humidity range 0-95% Noise emission <65 dB(A) Cooling concept Smart Fan Cooling Max.operation altitude...
  • Page 66 8. Specifications User Manual Technical Data S6-EH3P37.5K-H S6-EH3P40K-H Input DC (PV side) Recommended max. PV power 42.5kW 56kW Max. input voltage 1000V Rated voltage 600V Start-up voltage 180V MPPT voltage range 150-850V Full load MPPT voltage range 360-850V Max. input current 40A/40A/40A/40A Max.
  • Page 67 8. Specifications User Manual Technical Data S6-EH3P37.5K-H S6-EH3P40K-H Input AC (Grid side) Max. AC passthrough current 152A Rated input voltage 3/N/PE, 380V/400V Rated input frequency 50 Hz/60 Hz Input AC (Generator) Max. input power 37.5kW 40kW Rated input voltage 3/N/PE, 380 V/400 V Rated input frequency 50Hz/60Hz Output AC(Back-up)
  • Page 68 8. Specifications User Manual Technical Data S6-EH3P37.5K-H S6-EH3P40K-H General data Dimensions(W/H/D) 530*880*290mm Weight 73kg Topology Non-isolated Self consumption (Night) <25W Operation temperature range -40℃～+60℃ Relative humidity 0-95% Ingress protection IP66 Relative humidity range 0-95% Noise emission <65 dB(A) Cooling concept Smart Fan Cooling Max.operation altitude 4000m...
  • Page 69 8. Specifications User Manual Technical Data S6-EH3P50K-H S6-EH3P30K-H-LV Input DC (PV side) Recommended max. PV power 70kW 42kW Max. input voltage 1000V Rated voltage 600V Start-up voltage 180V MPPT voltage range 150-850V Full load MPPT voltage range 450-850V 360-850V Max. input current 40A/40A/40A 40A/40A/40A/40A Max.
  • Page 70 8. Specifications User Manual Technical Data S6-EH3P50K-H S6-EH3P30K-H-LV Input AC (Grid side) Max. AC passthrough current 152A Rated input voltage 3/N/PE, 220V/230V 3/N/PE, 380V/400V Rated input frequency 50 Hz/60 Hz Input AC (Generator) Max. input power 50kW 30kW Rated input voltage 3/N/PE, 220V/230V 3/N/PE, 380V/400V Rated input frequency...
  • Page 71 8. Specifications User Manual Technical Data S6-EH3P50K-H S6-EH3P30K-H-LV General data Dimensions(W/H/D) 530*880*290mm Weight 73kg Topology Non-isolated Self consumption (Night) <25W Operation temperature range -40℃～+60℃ Relative humidity 0-95% Ingress protection IP66 Relative humidity range 0-95% Noise emission <65 dB(A) Cooling concept Smart Fan Cooling Max.operation altitude 4000m...

  • Page 72: Appendix - Faqs

    A: OV-ILLC indicates there is an overcurrent issue on the internal LLC circuit. It could be transient status during extreme condition such as overload. If it happens constantly or too frequent and the extreme conditions have been excluded, please contact Solis service team. Q6: Why I have "OV-BATT-H" Alarm on the inverter ? A: OV-BATT-H indicates over voltage issue on the hardware of battery circuit.
  • Page 73 Ginlong Technologies Co., Ltd. No. 57 Jintong Road, Binhai Industrial Park, Xiangshan, Ningbo, Zhejiang, 315712, P.R.China. Tel: +86 (0)574 6578 1806 Fax: +86 (0)574 6578 1606 Please adhere to the actual products in case of any discrepancies in this user manual. If you encounter any problem on the inverter, please find out the inverter S/N and contact us, we will try to respond to your question ASAP.

This manual is also suitable for:

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