General requirements for switchgear and controlgear for voltages not exceeding 1000 V ac or 1200 V dc
General requirements for switchgear and controlgear for voltages not exceeding 1000 V ac or 1200 V dc
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- New Delhi BIS 1983
- 35 p.
- ISI 4237 : 1982 .
BISI 4237 : 1982
BISI 4237 : 1982