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IEC

IEC 60700-2:2016+AMD1:2021 CSV
En Vigor
2021-08-23
Thyristor valves for high voltage direct current (HVDC) power transmission - Part 2: Terminology
IEC

IEC 60051-4:2018
En Vigor
2018-08-30
Direct acting indicating analogue electrical measuring instruments and their accessories title - Part 4: Special requirements for frequency meters
IEC

IEC 60618:1978
En Vigor
1978-01-01
Inductive voltage dividers
IEC

IEC 61291-2:2023 RLV
En Vigor
2023-02-13
Optical amplifiers - Part 2: Single channel applications - Performance specification template