
Live Working - Portable Phase Comparators For Voltages Of 1 Kv To 36 Kv A.c.
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Applies to portable phase comparators with or without a built in power source to be used on electrical systems for voltages from 1 kV to 36 kV a.c. and frequencies from 50 Hz to 60 Hz.
Supersedes DIN IEC 78-219-CD. (07/2002) DRAFT 2011 issued in April 2011 is now cancelled. (01/2013) A transition period, as set out in DIN EN 61481issue 07-2002, DIN EN 61481-1 and DIN EN 61481-2 issues 09-2015 each, exists until 28-11-2017. (09/2015)
SS EN 61481:2001 - Identical
UNE EN 61481:2002 - Identical
I.S. EN 61481:2001 - Identical
IEC 61481 Ed. 1.2 - Identical
NF EN 61481:2001 - Identical
NBN EN 61481:2002 - Identical
BS EN 61481:2001 - Identical
SN EN 61481:2001 - Identical
VDE 0682-431:2002 - Identical