IEC 60255-0-20:1974
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Electrical relays - Contact performance of electrical relays
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
01-12-1994
English - French, Russian
01-01-1974
Definitions. Preferred rated values. Preferred test conditions. Basic criteria of contact failure. Assessment and presentation of performance data.
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