000 00275nam a2200085 4500
080 _a
_b
245 _aIEC: 60214-1 (Ed - 2.0) - 2014-05; Tap changers part 1 - Performance requirements and test methods
100 _aINTERNATIONAL ELECTROTECHNICAL COMMISSION
250 _a2.0
260 _aGeneva
_bIEC
_c2014
300 _a156+4
999 _c40386
_d40386