Normas IEC
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IEC
IEC
IEC 62770:2024
En Vigor
2024-10-08
Fluids for electrotechnical applications - Unused natural esters for
transformers and similar electrical equipment
IEC
IEC/IEEE 60255-118-1:2018
En Vigor
2018-12-17
Measuring relays and protection equipment - Part 118-1: Synchrophasor
for power systems - Measurements
IEC
IEC 60807-9:1993
En Vigor
1993-04-20
Rectangular connectors for frequencies below 3 MHz - Part 9: Detail
specification for a range of peritelevision connectors
IEC
IEC 61156-5:2020 RLV
En Vigor
2020-04-03
Multicore and symmetrical pair/quad cables for digital communications -
Part 5: Symmetrical pair/quad cables with transmission characteristics
up to 1 000 MHz - Horizontal floor wiring - Sectional specification
IEC
IEC
IEC 61156-7-2:2003/COR1:2003
En Vigor
2003-09-05
Corrigendum 1 - Multicore and symmetrical pair/quad cables for digital
communications - Part 7-2: Symmetrical pair cables with transmission
characteristics up to 1 200 MHz - Quality assessment procedure -
Sectional specification for digital and analog communication cables
IEC
IEC 60050-714:1992/AMD4:2019
En Vigor
2019-10-17
Amendment 4 - International Electrotechnical Vocabulary (IEV) - Part
714: Switching and signalling in telecommunications
