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UNE-EN 50522
Earthing of power installations exceeding 1 kV a.c.
Edition
2012-07-11
UNE-EN IEC 62271-102
High-voltage switchgear and controlgear - Part 102: Alternating current disconnectors and earthing switches
Edition
2021-02-24
UNE-EN 50522
Earthing of power installations exceeding 1 kV a.c.
Edition
2022-11-02
UNE-EN IEC 62271-102/A1
High-voltage switchgear and controlgear - Part 102: Alternating current disconnectors and earthing switches
Edition
2023-03-15
NF C64-471-102/A1 ; NF EN IEC 62271-102/A1:2022-06-10
High-voltage switchgear and controlgear - Part 102: Alternating current disconnectors and earthing switches
Edition
2022-06-10
ABNT NBR IEC 62271-102
High-voltage switchgear and controlgear Part 102: Alternating current disconnectors and earthing switches
Edition
2022-12-20
SN EN IEC 62052-11/A11
Electricity metering equipment - General requirements, tests and test conditions - Part 11: Metering equipment
Edition
2022-06
BS EN IEC 61869-14
Instrument transformers. Additional requirements for current transformers for DC applications
Edition
2019-07-12
BS EN 61000-4-34+A1
Electromagnetic compatibility (EMC). Testing and measurement techniques. Voltage dips, short interruptions and voltage variations immunity tests for equipment with mains current more than 16 A per phase
Edition
2007-06-29
BS EN 61881-1
Railway applications. Rolling stock equipment. Capacitors for power electronics. Paper/plastic film capacitors
Edition
2011-03-31
