Designed specifically for photovoltaic systems with 1500VDC / 800VAC inverters
Mersen, is proud to introduce the extension of its Photovoltaic portfolio to support the development and the deployment of the 800V AC string inverters in PV installations.
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
Overview:
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.
The new Valvetrab MS Type 1+2 combined lightning current and surge arresters from Phoenix Contact have a 3+V circuit.