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LONGI LR5-54HPH M Series User Manual

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Installation Manual for
LONGi Solar PV Modules
V15
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LONGI LR5-54HPH M Series Specifications

General IconGeneral
Maximum Power Output415W
Weight21.5 kg
Cell TypeMonocrystalline
Operating Temperature-40°C to +85°C
Rated Power415W
Maximum Power Voltage (Vmp)41.6V
Maximum System Voltage1500V
Dimensions1722mm x 1134mm x 30mm
Number of Cells108
ModelLR5-54HPH
Warranty25 years

Summary

Introduction

Laws and Regulation

General Information

Modules Identification

Details on module identification labels, including nameplate, classification, and serial number.

Junction box style and wiring method

Description of junction box styles and recommended wiring methods for PV modules.

Regular Safety

General safety precautions for installation and handling of PV modules.

Electrical Performance Safety

Safety guidelines concerning electrical hazards and module performance during installation and operation.

Operation Safety

Safety considerations for the operation and handling of PV modules.

Fire Safety

Fire protection requirements and ratings applicable to PV modules.

Installation Conditions

Installation Site and Working Environment

Guidelines for selecting appropriate installation sites and suitable working environmental conditions.

Selection of Tilt Angles

Guidance on selecting optimal tilt angles for PV modules to maximize power output.

Mechanical Installation

Regular Requirements

General requirements for mechanical installation, including load bearing and material specifications.

Monofacial assembly mechanical installation

Details on the mechanical installation of monofacial modules using various mounting methods.

Bolts Mounting

Instructions and specifications for the mechanical mounting of modules using bolts.

Clamp Mounting

Instructions and specifications for the mechanical mounting of modules using clamps.

Installation and Mechanical Load of Monofacial Module

Installation methods and mechanical load capacities for monofacial modules.

Bifacial module Mechanical Installation

Guidelines for the mechanical installation of bifacial modules.

Bolts Mounting

Instructions for mounting bifacial modules using bolts.

Clamps Installation

Instructions for mounting bifacial modules using clamps.

Installation and Mechanical Load of Bifacial Module

Installation methods and mechanical load capacities for bifacial modules.

Electrical installation

Electrical Performance

Electrical characteristics, series/parallel connection, and voltage calculations for PV modules.

Cables and Wiring

Guidelines for the selection and installation of cables and wiring for PV modules.

Connector

Best practices and precautions for connecting PV module connectors.

Bypass diode

Functionality and handling of bypass diodes within PV module junction boxes.

PID Protection and Inverter Compatibility

Information on Potential Induced Degradation (PID) and inverter compatibility for PV systems.

Grounding

Grounding by grounding clamp

Method for grounding PV modules using a grounding clamp.

Grounding by unoccupied mounting holes

Method for grounding PV modules using unoccupied mounting holes.

The third party grounding devices

Usage guidelines for third-party grounding devices with LONGi modules.

Operation and maintenance

Cleaning

Procedures and recommendations for cleaning PV modules to maintain performance.

Module Appearance Inspection

Visual inspection guidelines for identifying cosmetic defects on PV modules.

Inspection of Connectors and Cables

Periodic inspection of PV module connectors and cables.

Release and execution

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