IS: 8623 (Part 3) - 1993/IEC 439 - 3 - 1990; Specification for low-voltage switchgear and controlgear assemblies Part 3 particular requirements for equipment where unskilled persons have access for their use
IS: 8623 (Part 3) - 1993/IEC 439 - 3 - 1990; Specification for low-voltage switchgear and controlgear assemblies Part 3 particular requirements for equipment where unskilled persons have access for their use
- New Delhi BIS 1993
- 12p
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