HD 409 S1:1981

Guide to the testing of circuit-breakers with respect to out-of-phase switching HD 409 S1:1981

Current stage: 99.60 Withdrawal effective Dec 6, 1988

Originator: CENELEC

Owner: CLC/TC 17AC High-voltage switchgear and controlgear

Type: Harmonization Document

WITHDRAWN
HD 409 S1:1981
99.60 Withdrawal effective
Dec 6, 1988

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