supply and delivery of miscellaneous electrical materials required for maintenance of different state owned & operated major rli scheme under gazole ( a-m ) sub-division under malda-i ( a-m ) division under non-plan programme , 3.5 core, 50 sq mm aluminium armoured cable. voltage rating :1.1 kv, specification as per is:1554 ( part-i ) -1988 , 100 amp , 3 phase, 440 volt, 02 pole, end seal changeover ( havells ) , 100 amp main switch ( havells / siemens / l&t or equivalent reputed make ) [ 100 amp main switch ac tpn sfu in ss enclosure with 3 nos. hrc fuse links din type, 415 v, 3 phase, 50 cycles ac supply conforming to is:13947 ( part-3 ) / iec:60947 ( part-3 ) & is:13703 ( part-1&2 ) / iec 60269-1&2 , 18 swg fuse wire , is 9926 ( 1981 ) tinned copper , 20 swg fuse wire is 9926 ( 1981 ) tinned copper