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EVS-EN 61481:2002

Live working - Portable phase comparators for voltages from 1 kV to 36 kV a.c.

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Kehtetu alates 12.01.2015
Alusdokumendid
IEC 61481:2001; EN 61481:2001
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Standardi ajalugu

Staatus
Kuupäev
Tüüp
Nimetus
12.01.2015
Põhitekst
12.01.2015
Põhitekst
06.07.2005
Muudatus
01.03.2003
Muudatus
01.01.2003
Põhitekst
This standard is applicable to portable phase comparators with or without built in power source to be used on electrical systems for voltages of 1 to 36 kV a.c. and frequencies from 50 Hz to 60 Hz. This standard is applicable to two pose phase comparators having a connection lead between, two pole phase comparators operating with wireless connection, single pole phase comparators operating with memory system.
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Muudatus

EVS-EN 61481:2002/A1:2003

Live working - Portable phase comparators for voltages from 1 kV to 36 kV a.c.
Kehtetu alates 12.01.2015
Muudatus

EVS-EN 61481:2002/A2:2005

Live working – Portable phase comparators for use on voltages from 1 kV to 36 kV a.c.
Kehtetu alates 12.01.2015