British Standards

DD CLC/TS 50539-12 : 2013
Low-voltage surge protective devices. Surge protective devices for specific application including d.c. Selection and application principles.
SPDs connected to photovoltaic installations

Publication date: 31 July 2014
Replaces DD CLC/TS 50539-12: 2010


BS EN 62446-1:2016
Photovoltaic (PV) systems. Requirements for testing, documentation and maintenance.
Grid connected systems. Documentation, commissioning tests and inspection

Publication date: 30 April 2016
Replaces BS EN 62446:2009