000 00318nam a2200073 4500
080 _a
_b
245 _aIS: 2516 (Part I & II/Sec I) - 1977 : Specification for alternating current circuit-breakers parts I and II requirements and tests section I voltages not exceeding 1000 V DC
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1978
300 _a55p
999 _c26574
_d26574