Table of Contents
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Table of Contents
Related Manuals for LONGI LR5-54HTB-435M
Summarization of Contents
Introduction
Laws and Regulations
Compliance requirements for PV module installation with national laws, local regulations, and industry standards.
General Information
Module Identification
Details on module nameplate, current classification, and serial number labels for identification.
Junction Box and Wiring Methods
Explains junction box location, recommended wiring configurations for portrait and landscape installations.
Regular Safety Precautions
General safety guidelines for handling and installing PV modules, including PPE and environmental considerations.
Electrical Performance Safety
Safety measures for electrical hazards like shock, burns, and proper connection procedures.
Operation Safety
Safe practices for unpacking, handling, mounting, and preventing damage to PV modules during installation.
Fire Safety
Fire ratings of LONGI modules and roof fire protection requirements for installation.
Installation Conditions
Installation Site and Working Environment
Guidelines for selecting suitable installation sites and environments, considering temperature, shadows, and corrosion.
Tilt Angle Selection
Recommendations for optimal module tilt angles to maximize power output and facilitate cleaning.
Mechanical Installation
Regular Requirements
General requirements for mounting structures, module fixing, spacing, and load-bearing capacity.
Module Mechanical Installation
Overview of module and bracket system connections using mounting holes, clamps, or embedded systems.
Bolts Mounting
Details on using M6 and M8 bolts for mounting, including hole positions and recommended accessories.
Clamp Mounting
Guidance on using dedicated clamps for module mounting, ensuring proper fit and avoiding damage.
Mono-facial Module Installation and Load
Maximum test loads for mono-facial modules based on different mounting methods and rail configurations.
Bifacial Module Installation and Load
Maximum test loads for bifacial modules across various mounting methods and bracket systems.
Electrical Installation
Electrical Performance
Explanation of module electrical performance, series and parallel connections, and tolerances.
Cables and Wiring
Recommendations for cable selection, installation, protection, and bending radius.
Connector
Instructions for keeping connectors clean, dry, and ensuring proper connection to prevent hazards.
Bypass Diode
Explanation of bypass diodes in the junction box and their role in preventing hot spots.
PID Protection and Inverter Compatibility
Measures to prevent Potential Induced Degradation (PID) and considerations for inverter compatibility.
Operation and Maintenance
Cleaning
Guidelines for cleaning module surfaces to maintain performance, including recommended methods and precautions.
Module Appearance Inspection
Key cosmetic defects and signs of aging to inspect on PV modules during operation and maintenance.
Inspection of Connectors and Cables
Preventive inspection schedule and checks for connectors and cables to ensure system reliability.
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