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Maxeon MAX3 - User Manual

Maxeon MAX3
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SafetyandInstallationInstructions
UnitedStates
ThisdocumentappliestoMaxeonPVmodules
listedinTable1.
Contentsofthismanualaresubjecttochangewithoutnotice.
Forthelatestversionpleaserefertohttps://www.maxeon.com/us/InstallGuideUL
MaxeonSolarTechnologies,Ltd.
www.maxeon.com

Document544753Rev.A
This document includes references to MAX3 and MAX6 modules. These
modules do not have grounding restrictions andallarecompatiblewith high
efficiencytransformerlessinverters.
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Maxeon MAX3 Specifications

General IconGeneral
BrandMaxeon
ModelMAX3
CategoryControl Unit
LanguageEnglish

Summary

Introduction

Disclaimer of Liability

Maxeon assumes no responsibility for loss, damage or expense resulting from improper installation, handling, or use.

UL Listing Information

Product meets or exceeds UL 61730 and UL 61215 standards for flat-plate PV modules for building installation.

Limited Warranty

Details module limited warranties and exclusions, including misuse, improper installation, and exceeding operational specifications.

Product Serial Identification

Explains the rule for Maxeon PV module serial numbers, indicating year, week, factory, and unique ID.

Safety Precautions

Electrical Connection Safety

Warning about DC voltage, arcing, injury/death from improper connections or contact with damaged modules.

Module Integrity and Handling

Guidelines on preventing module damage from impact, liquids, environmental factors, and proper handling to avoid shock.

Installation and Environmental Considerations

Rules for qualified personnel, compliance with codes, cable bend radius, connector protection, and avoiding specific environmental risks.

Fire Rating

Electrical Characteristics

Module Electrical Specifications

Details electrical parameters including voltage, current, and temperature coefficients as measured at STC.

System Voltage and Current Calculations

Guidance on applying safety factors (1.25x) for voltage, conductor, fuse, and control sizing based on STC values.

Electrical Connections

Connector Compatibility

Requirement for using same-type, same-manufacturer plug and socket connectors; lists approved compatible connectors.

Cable Management and Connection Points

Advice on minimum bending radius, avoiding direct sunlight, water accumulation, and not retightening connector nuts.

Equipment Grounding

Requirement to ground module frames per NEC before wiring using UL 61730/61215 compliant hardware for anodized aluminum frames.

System Grounding

Grounding Material Compatibility

Recommendation for stainless steel between copper and aluminum to prevent galvanic corrosion.

Series Connection

Parallel Connection

Module Mounting

Site Considerations

Guidelines for module mounting locations including operating temperature, ventilation, and shading avoidance.

Design Strength and Environment

Information on module design strength, wind/snow load considerations, and handling aggressive environments like salt mist.

Mounting Configurations and Load Ratings

Top Clamps and InvisiMount

Details mounting configurations using top clamps, including load ratings for various zones and rail orientations.

Bolts for Mounting

Specifies bolt hole locations and associated load ratings for different mounting configurations.

Module Handling

Handling Precautions

Advice on avoiding abrasive surfaces, protecting the front glass, and using gloves when handling modules with anti-reflective coatings.

Storage and Environmental Protection

Guidelines for module storage temperature, humidity, and protection from rain or liquids to prevent damage.

Maintenance and Cleaning

Routine Inspection

Recommendation for annual inspection of modules by trained personnel for safety, mechanical connections, and corrosion.

Cleaning Procedures

Instructions for cleaning module glass using water, mild cleaners, and soft materials, warning against harsh chemicals.

Recommended Cable Management