000 00302nam a2200073 4500
080 _a
_b
245 _aIEC: 439-1 - 1992 (Amendt. No.1 - 1995); Low-voltage switchgear and controlgear assemblies part 1- type-tested and partially type-tested assemblies
700 _aInternational electrotechnical commission
260 _aGeneva
_bIEC
_c1995
300 _a17p
999 _c35782
_d35782