Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

OVE EN 62788-1-4:2017-09

Действует
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 ( IEC 62788-1-4:2016) (english version)