IS:08623 (Part 2) - 1993/IEC 439 - 2 - 1987; Specification for low-voltage switchgear and controlgear assemblies Part 2 particular requirements for Busbar trunking systems (Busways)
IS:08623 (Part 2) - 1993/IEC 439 - 2 - 1987; Specification for low-voltage switchgear and controlgear assemblies Part 2 particular requirements for Busbar trunking systems (Busways)
- New Delhi BIS 1993
- 11p
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