000 00302nam a2200073 4500
080 _a
_b
245 _aIEC: 439-1 - 1992 (Amendt. No.1 - 1996); Low-voltage switchgear and controlgear assemblies Part 1 - type-tested and partially type-tested assemblies
700 _aInternational Electrotechnical Commission
260 _aGeneva
_bIEC
_c1996
300 _a9p
999 _c35799
_d35799