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IEC
IEC 61326-2-4:2020 RLV
En Vigor
2020-10-27
Electrical equipment for measurement, control and laboratory use - EMC
requirements - Part 2-4: Particular requirements - Test configurations,
operational conditions and performance criteria for insulation
monitoring devices according to IEC 61557-8 and for equipment for
insulation fault location according to IEC 61557-9
IEC
IEC 60077-2:2017 RLV
En Vigor
2017-07-28
Railway applications - Electric equipment for rolling stock - Part 2:
Electrotechnical components - General rules
IEC
IEC 60870-1-2:1989
En Vigor
1989-11-30
Telecontrol equipment and systems. Part 1: General considerations.
Section Two: Guide for specifications
IEC
IEC 60107-3:1988
En Vigor
1988-12-14
Recommended methods of measurement on receivers for television broadcast
transmissions. Part 3: Electrical measurements on multichannel sound
television receivers using subcarrier systems
