000 00209nam a2200073 4500
080 _a
_b
245 _aIEC: 60044-1-Amendment No. 1-2000; Instruments transformers Part 1; Current transformers
700 _aI. E. C.
260 _aGeneva
_bIEC
_c2000
300 _a21
999 _c36725
_d36725