prBAS IEC TS 62446-3:2027

Photovoltaic (PV) systems - Requirements for testing, documentation and maintenance - Part 3: Photovoltaic modules and plants - Outdoor infrared thermography

General information

Status:Project

Number of pages:37

Adoption method:Proglašavanje

Language:engleski

Edition:1.

Realization date:29.10.2026

Forseen date for next stage code:18.11.2026

Technical committee:BAS/TC 56, Conventional and alternative sources of electrical energy

ICS:

27.160, Solar energy engineering

Abstract

IEC TS 62446-3:2017(E) defines outdoor thermographic (infrared) inspection of PV modules and plants in operation. This inspection supports the preventive maintenance for fire protection, the availability of the system for power production, and the inspection of the quality of the PV modules. This document lays down requirements for the measurement equipment, ambient conditions, inspection procedure, inspection report, personnel qualification and a matrix for thermal abnormalities as a guideline for the inspection.

Lifecycle

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Original document and degree of correspondence

IEC TS 62446-3:2017, identical

Work material

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