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Ginlong Solis 5G Series User Manual

Ginlong Solis 5G Series
91 pages
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User Manual
for 5G Series Grid Inverter
Version 1.6, Release Date: 11,2022
Applicable models
Solis-185K-EHV-5G-US
Solis-255K-EHV-5G-US
Solis-125K-EHV-5G-US-PLUS
Solis-185K-EHV-5G-US-PLUS
Solis-255K-EHV-5G-US-PLUS

Table of Contents

Questions and Answers:

Ginlong Solis 5G Series Specifications

General IconGeneral
TopologyTransformerless
Number of MPPTs2
THDi<3%
Enclosure RatingIP65
Max. Efficiency98.4%
CommunicationWiFi
Operating Temperature Range-25°C ~ +60°C
CoolingNatural convection
AC Voltage Range180-280 V
Frequency50/60 Hz
Output Power5 kW
Nominal AC Output Power5 kW
Max. AC Output Current22 A

Summary

Important notes

1. Introduction

1.1 Product Description

Overview of Solis three-phase transformerless grid support PV inverters.

1.2 Front Panel Display

Details the front panel interface of the inverter, including display and buttons.

1.3 LED Status Indicator Lights

Explains the meaning of the POWER, OPERATION, and ALARM LEDs on the inverter.

1.4 Unpacking

Lists the parts included with the inverter for unpacking and verification.

1.5 Inverter Circuit Diagram

Provides a schematic diagram of the inverter's internal electrical circuitry.

1.6 Tools Required for Installation

Lists necessary tools for the proper installation of the inverter.

1.7 Storage

Outlines proper storage instructions and environmental conditions for the inverter.

1.8 Notice for Disposal

Provides guidance on the environmentally responsible disposal of the product.

2. Safety & Warning

2.1 Safety symbols

Explains the meaning of various safety symbols used throughout the manual.

2.2 General safety instructions

Provides essential safety guidelines and warnings for installation and operation.

2.3 Notice for use

Specifies conditions and limitations for using the inverter according to safety guidelines.

2.4 Protection Circuitry and Controls

Details built-in protection features like AFCI and Anti-Islanding protection.

3. Installation

3.1 Environmental considerations

Discusses location requirements, temperature, humidity, and load bearing structure for installation.

3.2 Product handling

Instructions for safely moving and handling the inverter, requiring two people and specific handles.

3.3 Mounting the Inverter

Details how to mount the inverter on a wall or racking, including dimensions and mounting holes.

3.4 Electrical Connections

Explains DC and AC electrical connections, including terminal types, wire sizes, and torque specifications.

3.4.1 Grounding

Describes the methods for grounding the inverter, including cable preparation and terminal connection.

3.4.2 Connect PV side of inverter

Instructions and warnings for connecting the PV side of the inverter using MC4 terminals.

3.4.3 Connect grid side of inverter

Details connecting the AC conductors to the grid terminals and the grounding conductor.

3.4.3.1 Aluminum Cable Requirements

Guidelines for using aluminum cables with adapter terminals to prevent corrosion.

3.4.3.2 Connecting the inverter to the utility grid

Emphasizes compliance with local standards and codes for grid connection.

3.4.3.3 Wiring procedure

Outlines the steps for wiring, including safety precautions for AC terminals.

4. Comm. & Monitoring

4.1 RS485 communication connection

Explains how to set up a monitoring system using RS-485 daisy chain configuration for multiple inverters.

4.2 PLC (Power Line Communication) connection

Describes the setup for a multiple inverter monitoring system using PLC communication.

5. Commissioning

5.1 Selecting the appropriate grid standard

Importance of verifying the grid standard for the installation country before commissioning.

5.2 Changing the grid standard

Procedure for service technicians to change or set the grid standard.

5.3 Setting a custom grid standard

Instructions for creating a custom grid configuration, requiring technician access and approval.

5.4 Preliminary checks

Lists checks for DC/AC connections, DC configuration, and leakage to ground before operation.

5.4.4 AC configuration

Details verifying AC configuration, measuring VAC, frequency, and phase rotation tests.

6. Start and Shutdown

6.1 Start-up procedure

Step-by-step guide for safely starting up the inverter following all checks.

6.2 Shutdown procedure

Step-by-step guide for safely shutting down the inverter, including safety waiting periods.

7. Normal operation

7.1 Main Menu

Overview of the four submenus available in the main menu.

7.2 Information

Accessing operational data like voltage, current, power, energy, and serial number.

7.2.1 Lock Screen

How to lock and unlock the inverter's LCD screen using ESC and ENTER keys.

7.3 Settings

Submenus for setting time, date, and inverter address for datalogger connection.

7.4 Advanced Info - Technicians Only

Accessing alarm messages, running status, version, energy data, and communication data.

7.5 Advanced Settings - Technicians Only

Access to configuration and operational parameters for qualified technicians.

7.5.1 Selecting Standard

Function to select the grid's reference standard or create a custom standard.

7.5.2 Switch ON/OFF

Enables starting or stopping power generation and controlling reactive power compensation.

7.5.3 Clear Energy

Resets the inverter's historical energy yield data.

7.5.4 Reset Password

Allows setting a new password for accessing advanced menus.

7.5.5 Power Control

Configuration of active and reactive power settings, including output power and power factor.

7.5.6 Calibrate Energy

Function to revise total energy values to match previous readings or monitoring website data.

7.5.7 Special Settings

Reserved for maintenance personnel; incorrect settings can prevent maximum power output.

7.5.8 STD Mode Settings

Accesses sub-menus for setting working modes, power limits, frequency derating, and voltage parameters.

7.5.8.1 Working Mode Set

Configuration of inverter working modes based on selected grid standards (UL, Rule21).

7.5.8.2 Power Rate Limit

Sets the power ramp-up rate when the inverter starts up or MPPT changes.

7.5.8.3 Freq Derate Set

Configures frequency derating settings applicable when UL standards are selected.

7.5.8.4 10mins Voltage Set

This function is disabled and not used for the US market.

7.5.8.5 Power Priority

Sets the priority between Active Power Control (Watt) and Reactive Power Control (Var).

7.5.8.6 Initial Settings

Resets all work modes from 6.5.8.1 to 6.5.8.4 back to their default values.

7.5.8.7 Voltage PCC Set

Sets the voltage at the Point of Common Coupling (PCC) as required by RULE 21.

7.5.9 Restore Settings

Restores all items in the special setting submenu to their default values.

7.5.10 HMI Update

Process for updating the inverter's LCD firmware via a USB stick.

7.5.11 Restart HMI

Manually resets the HMI screen by pressing a specific key combination.

7.5.12 FAN Test

A factory test function to check the operation of the inverter's fans.

7.5.13 DSP Update

Process for updating the inverter's DSP firmware via a USB stick.

7.5.14 Compensation Set

Used to calibrate inverter output energy and voltage parameters.

7.5.15 I/V Curve

Function to scan and display I/V characteristic curves for each PV string.

7.6 AFCI function

Details on enabling and managing the built-in DC Arc-Fault Circuit Protection (AFCI).

8. Maintenance

8.1 Anti-PID Function

Explanation of the optional Anti-PID module that recovers PID effect to protect the PV system.

8.2 Fan Maintenance

Step-by-step instructions for replacing a damaged or broken inverter fan.

9. Troubleshooting

Troubleshooting Guide

Lists common alarm messages, failure descriptions, and their corresponding solutions.

10. Specifications

Solis-185K-EHV-5G-US Specifications

Detailed technical specifications for the Solis-185K-EHV-5G-US inverter model.

Solis-255K-EHV-5G-US Specifications

Detailed technical specifications for the Solis-255K-EHV-5G-US inverter model.

Solis-125K-EHV-5G-US-PLUS Specifications

Detailed technical specifications for the Solis-125K-EHV-5G-US-PLUS inverter model.

Solis-185K-EHV-5G-US-PLUS Specifications

Detailed technical specifications for the Solis-185K-EHV-5G-US-PLUS inverter model.

Solis-255K-EHV-5G-US-PLUS Specifications

Detailed technical specifications for the Solis-255K-EHV-5G-US-PLUS inverter model.

11. Appendices

11.1 Temperature Derating

Graphs showing output power derating based on ambient temperature for different models.

11.2 Input Voltage Derating

Graphs illustrating output power derating based on DC input voltage and temperature.

11.3 Output Voltage Derating

Graphs showing output power derating based on AC grid voltage and temperature.

11.4 P-Q Capabilities

P-Q capability curves at nominal output power and varying grid voltage conditions.

11.5 Default Grid Setting for UL-600-18

Table listing default grid protection settings for the UL-600-18 standard.

11.6 Default Grid Setting for UL-800-18

Table listing default grid protection settings for the UL-800-18 standard.

11.7 Product Certificate of Compliance

Certificate showing CSA compliance for various Solis inverter models.

11.8 Mechanical Dimension Drawing

Provides mechanical dimensions and installation layout drawings for the inverter.

11.9 Medium Voltage Transformer Winding Configuration

Diagrams illustrating compatible transformer winding configurations and their applicability.

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