GoodWe Lynx Home U Series Rechargeable Lithium Ion Battery System

Quick Installation Guide

Model: LX U5.0-30

Please note: Information in this guide is subject to change due to product updates or other reasons. This guide is for guidance only and does not replace product labels or safety precautions in the user manual unless otherwise specified. All operations should be performed by trained and knowledgeable technicians familiar with local standards and safety regulations. Strictly follow the installation, operation, and configuration instructions in this guide and the user manual. The manufacturer is not liable for equipment damage or personal injury due to non-compliance with instructions.

Installation Procedure Overview

The following diagrams illustrate the installation steps:

Optional Accessories: BCB-32-WW-0/BCB-33-WW-0, BCB-22-WW-0
Mounting Dimensions: Various dimensions are provided for wall mounting, including minimum clearances (e.g., ≥300mm, ≥200mm, <1500mm) and specific placement guidelines (e.g., 160mm, 460mm, 335mm, 580mm, 195mm, 339mm).
Type I Installation: Shows mounting bracket installation with specific screw types and torque specifications (M10 C 10N-m, M5 C 4N-m).
Type II Installation: Details the installation of the battery unit, including securing it with screws (ST5.5*70 C4N-m) and ensuring correct orientation (90°).

Electrical Connections

Detailed wiring diagrams are provided for various configurations:

General Wiring: Illustrates connections between batteries, inverters, busbars, and BMS using specific cable types (e.g., Cu, 10mm², 25mm², 35mm², 50mm², 70mm²) and torque settings (e.g., M5 4N·m, M6 6N·m, M8 12N·m).
Busbar Connections: Specific diagrams show how to connect batteries using BCB-22-WW-0, BCB-32-WW-0, and BCB-33-WW-0 busbars, with guidelines for different battery quantities (n≤6, n≤8, n≤15, n≤30).
Third-Party Busbar Connections: Diagrams are provided for using third-party busbars with varying battery quantities (n≤8, n>15).
Direct Connection: Shows direct connection between inverters and batteries.
Fuse Requirements: Specifies fuse requirements based on battery quantity (n>8), including voltage, current, and breaking capacity ratings (e.g., Nominal voltage ≥ 60V or ≥ 80V, Nominal current ≥ 300A or ≥ 1.6*system nominal current, Icu/Ics ≥ 50kA). For n>8, two fuses with a nominal current ≥ 600A are recommended.
Cable Specifications: Various cable sizes and diameters are specified for different connections and battery types (e.g., ES, EM, SBP: Cu, 25mm²; ES G2, SBP G2: Cu, 35mm²; ES Uniq 3-6kW: Cu, 25-35mm²; ES Uniq 8-12kW: Cu, 70mm²).

Commissioning and Monitoring

The document outlines the process for commissioning and monitoring the system:

Power ON Sequence: 1 → 2 → 3 → A1 → 4
Blackstart Sequence: 1 → 2 → 3 → A1 → A2 → 4
Power OFF Sequence: 4 → 3 / A3 → 1 → 2
Monitoring Options: SolarGo APP, SEMS Portal APP, SEMS Portal WEB (小固云窗 APP, 小固云窗 WEB).

Important Notes

Ensure terminal resistors are installed correctly.
Follow specific cable size and torque requirements for each connection.

For detailed information, refer to the full user manual.

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