IS: 2516 (Part I/Sec 2) - 1980; Specification for circuit-breakers Part I general and definitions section 2 for voltages above 1000V ac
IS: 2516 (Part I/Sec 2) - 1980; Specification for circuit-breakers Part I general and definitions section 2 for voltages above 1000V ac
- New Delhi BIS 1981
- 22p
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