EN-62501 Complete Document History
Voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) power transmission - Electrical testing

Complete Current Edition:
   2009/A2 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Dec. 22, 2017

Obsolete Revision Information:
   2009/A1 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Oct. 10, 2014
   2010 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Jan. 1, 2010
   2009 EDITION - ONLY AVAILABLE IN NATIONAL EDITIONS - Jan. 1, 2009