British Standard BS EN 61643-31 Requirements And Test Methods For SPDs For Photovoltaic installations Updated
- Published: Thursday, 02 January 2020 14:13
BS EN 61643-31
Low-voltage surge protective devices. Requirements and test methods for SPDs for photovoltaic installations
Publication Date: 03 December 2019
Replaces : BS EN 50539-11:2013+A1:2014
IEC 61643-31:2018 is applicable to Surge Protective Devices (SPDs), intended for surge protection against indirect and direct effects of lightning or other transient overvoltages.