BS-5524 › Complete Document History
Specification for gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above
Obsolete Revision Information: |
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1987 EDITION - WITHDRAWN, 6/15/1992 - Dec. 23, 1987
1978 EDITION - WITHDRAWN, 12/23/1987 - March 31, 1978 |