IEC 60056-4A:1974 ED1

Supplement A - High-voltage alternating-current circuit-breakers - Part 4: Type tests and routine tests - Appendix E: Methods of determining prospective transient recovery voltage waves

Publication date:   Jan 1, 1974

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99.60   Withdrawal effective   Nov 19, 2016

IEC

TC 17

International Standard

29.130.10   High voltage switchgear and controlgear

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IEC 60056-4A:1974 ED1
99.60 Withdrawal effective
Nov 19, 2016