000 00364nam a2200073 4500
080 _a
_b
245 _aIS: 13947 (Part 5/Sec. 1) - 1993/IEC Pub. 947 - 5 - 1 - 1990; Specification for low-voltage switchgear and controlgear Part 5 control circuit devices and switching elements sec. 1 Electromechanical control circuit devices
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1993
300 _a68p
999 _c34448
_d34448