IEC 62788-1-4/AMD2 ED1

Amendment 2 - Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength

Current stage: 40.20 DIS ballot initiated: 12 weeks Jul 3, 2026

Next stage: PRVC Next stage date : Sep 25, 2026

Originator: IEC

Owner: TC 82

Type: International Standard

ICS: 27.160 Solar energy engineering

IN_DEVELOPMENT
IEC 62788-1-4/AMD2 ED1
40.20 DIS ballot initiated: 12 weeks
Jul 3, 2026