IS:08623 (Part I) - 1993/IEC-0439 - 1 - 1985; Specification for low-voltage switchgear and controlgear assemblies Part I requirements for type-tested and partially type-tested assemblies

IS:08623 (Part I) - 1993/IEC-0439 - 1 - 1985; Specification for low-voltage switchgear and controlgear assemblies Part I requirements for type-tested and partially type-tested assemblies - New Delhi BIS 1993 - 68p

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