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IEC
IEC 60840:2020/AMD1:2023
En Vigor
2023-06-02
Amendment 1 - Power cables with extruded insulation and their
accessories for rated voltages above 30 kV (Um= 36 kV) up to 150 kV (Um
= 170 kV) - Test methods and requirements
IEC
IEC 61094-8:2012
En Vigor
2012-09-19
Measurement microphones - Part 8: Methods for determining the free-field
sensitivity of working standard microphones by comparison
IEC
IEC 60664-3:2016 RLV
En Vigor
2016-11-04
Insulation coordination for equipment within low-voltage systems - Part
3: Use of coating, potting or moulding for protection against pollution
IEC
IEC 60027-4:2006
En Vigor
2006-12-11
Letter symbols to be used in electrical technology - Part 4: Rotating
electric machines
