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: 40.99 Full report circulated: DIS approved for registration as FDIS Oct 2, 2026

Next stage: DECFDIS Next stage date : Nov 30, 2026

Originator: IEC

Owner: TC 82

Type: International Standard

ICS: 27.160 Solar energy engineering

IN_DEVELOPMENT
IEC 62788-1-4/AMD2 ED1
40.99 Full report circulated: DIS approved for registration as FDIS
Oct 2, 2026