IEC 61439-2 pdf download

IEC 61439-2 pdf download Low-voltage switchgear and controlgear assemblies – Part 2: Power switchgear and controlgear assemblies 8.4.3.2.2 Requirements for earth continuity providing protection against the consequences of faults within the ASSEMBLY Replacement of last paragraph: When removable or withdrawable parts are equipped with a metal supporting surface, these surfaces shall be considered sufficient for ensuring earth continuity of protective...