Registration number (WIID)Project No.TitleStatus
47495LVS EN 61954:2002 /A1:2003Power electronics for electrical transmission and distribution systems - Testing of thyristor valves for static VAR compensatorsAtcelts
46778LVS EN 61954:2011Static VAR compensators (SVC) - Testing of thyristor valves (IEC 61954:2011)Atcelts
55354LVS EN 61954:2011 /A1:2014Static VAR compensators (SVC) - Testing of thyristor valves (IEC 61954:2011/A1:2013)Atcelts
61855LVS EN 61954:2011/A2:2017Static VAR compensators (SVC) - Testing of thyristor valvesAtcelts
44898LVS EN 61975:2011High-voltage direct current (HVDC) installations - System tests (IEC 61975:2010)Standarts spēkā
60322LVS EN 61975:2011/A1:2017High-voltage direct current (HVDC) installations - System testsStandarts spēkā
74405LVS EN 61975:2011/A2:2023High-voltage direct current (HVDC) installations - System testsStandarts spēkā
56344LVS EN 62040-1-1:2003Uninterruptible power systems (UPS) - Part 1-1: General and safety requirements for UPS used in operator access areasAtcelts
41977LVS EN 62040-1-1:2003/corrigendum Aug. 2004Uninterruptible power systems (UPS) - Part 1-1: General and safety requirements for UPS used in operator access areasAtcelts
56344LVS EN 62040-1-1:2004 +ACUninterruptible power systems (UPS) - Part 1-1: General and safety requirements for UPS used in operator access areasAtcelts
Displaying 271-280 of 374 results.