000 00266nam a2200073 4500
080 _a
_b
245 _aIEC: 60947-6-1-1989 Amendment No. 2-1997; Low voltage Switchgear Part 6: multiple Function equipment Sec. 1:Automatic transfer switching equipment.
700 _aIEC
260 _aGeneva
_bI.E.C.
_c1997
300 _a15
999 _c36790
_d36790