CEI EN IEC 60077-4 : 2020
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Railway applications - Electric equipment for rolling stock Part 4: Electrotechnical components - Rules for AC circuit-breakers
Hardcopy , PDF
10-15-2021
English
05-01-2020
In addition to the general requirements of IEC 60077-2, this part of IEC 60077 gives rules for AC circuit-breakers, the main contacts of which are connected to AC overhead contact lines; the nominal voltage of these circuits being in accordance with IEC 60850.
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