GOODWE Series ET - Intelligent Commercial and Industrial UPS (15-30kW)
Comprehensive user manual for the GoodWe ET Series 15-30kW commercial and industrial energy storage system, covering installation, wiring, configuration, maintenance, and troubleshooting.
Table of contents
Product Overview
The GoodWe ET Series is an intelligent commercial and industrial energy storage system (15-30kW) designed to optimize energy flow. It integrates an inverter, battery system, and smart meter to manage electricity for commercial and industrial needs, allowing for self-consumption, battery storage, or grid export.
Safety Information
Danger: High voltage risks exist. All operations must be performed by qualified electrical technicians. Ensure the system is powered off before any maintenance. Use insulated tools and appropriate personal protective equipment (PPE).
System Installation
The system requires a flat, stable, and non-flammable foundation. Ensure proper ventilation and clearance around the equipment. The inverter and battery system can be installed indoors or outdoors, while the smart meter must be installed indoors. Follow the specific wiring diagrams provided for single-unit or parallel configurations.


System Operation and Configuration
The system supports various modes, including self-consumption, back-up mode (for unstable grids), and Time-of-Use (TOU) scheduling. Configuration is performed via the SolarGo or SEMS+ applications. Ensure the battery model is compatible with the inverter as per the official compatibility list.

Maintenance and Troubleshooting
Regular maintenance is required to ensure system longevity. This includes cleaning heat sinks and fans, checking electrical connections, and verifying sealing. In case of faults, refer to the detailed error code table in the manual for specific causes and corrective actions. Do not attempt to disassemble the battery or control box; contact authorized service centers for repairs.
Disposal
The equipment must not be disposed of with household waste. Follow local regulations for electronic waste disposal or return the equipment to the manufacturer.
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