000 00248nam a2200073 4500
080 _a
_b
245 _aIS: 1885 (Part 28) - 1993/IEC 50 (321) - 1986; Electrotechnical vocabulary Part 28 instrument transformers
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1993
300 _a8p
999 _c35105
_d35105