IEC - International Electrotechnical Commission - IEC 60056-4:1972
High-voltage alternating-current circuit-breakers - Part 4: Type tests and routine tests
revised
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Organization: | IEC - International Electrotechnical Commission |
Publication Date: | 1 January 1972 |
Status: | revised |
Page Count: | 141 |
Document History

June 30, 1981
amendment 3 - High-voltage alternating-current circuit-breakers - Part 4: Type tests and routine tests
A description is not available for this item.

January 1, 1978
High-voltage alternating-current circuit-breakers - Part 4: Type tests and routine tests
A description is not available for this item.

December 31, 1977
Amendment 2 - High-voltage alternating-current circuit-breakers - Part 4: Type tests and routine tests
A description is not available for this item.

December 31, 1975
Amendment 1 - High-voltage alternating-current circuit-breakers - Part 4: Type tests and routine tests
A description is not available for this item.

IEC 60056-4:1972
January 1, 1972
High-voltage alternating-current circuit-breakers - Part 4: Type tests and routine tests
A description is not available for this item.

April 30, 1965
Amendment 1 - IEC specification for alternating current circuit-breakers - Chapter 4: Rules for the erection and maintenance of circuit-breakers in service
A description is not available for this item.

January 1, 1959
IEC specification for alternating current circuit-breakers - Chapter 4: Rules for the erection and maintenance of circuit-breakers in service
A description is not available for this item.