bids are invited for custom bid for services - providing and fixing of on load change over switches rccbs and power cables for new generator installation at naigaon ocm - supplying & erecting on load change over switch 4 pole, 415v, 63a, open execution having staggered termination, phase barrier, shroud termination and terminal cover along with auxiliary contacts and ready to upgrade with fuse protection kit, operational current category ac23a complying to is/iec 60947-3 part-1/3. , supplying & erecting on load change over switch 4 pole, 415v, 100a, open execution having staggered termination, phase barrier, shroud termination and terminal cover along with auxiliary contacts and ready to upgrade with fuse protection kit, operational current category ac23a complying to is/iec 60947-3 part-1/3. , supplying & erecting on load change over switch 4 pole, 415v, 200a, open execution having staggered termination, phase barrier, shroud termination and terminal cover along with auxiliary contacts and ready to upgrade with fuse protection kit, operational current category ac23a complying to is/iec 60947-3 part-1/3. , supplying, erecting & commissioning 4 pole rccb 100a, electromagnetic type with 30/100/300 ma sensitivity with earth leakage trip indication complete as per specification no. sw-rccb. , supplying, erecting & terminating fr xlpe insulated, galvanised steel wire armoured (round) cable, 1100 v 2 core 6 sq. mm. aluminium conductor complete erected with glands & lugs on wall/ trusses/pole or laid in provided trench/ pipe. , supplying, erecting & terminating fr xlpe insulated, galvanised steelformed wire armoured (strip) cable, 1100 v 3 core 25 sq. mm. aluminium conductor complete erected with glands & lugs on wall/ trusses/pole or laid in provided trench/ pipe.