purchase and laying of electrical cable and distribution boxes purchase and laying of electrical cable and distribution boxes in research laboratory of civil engineering department , purchase and laying of electrical cable and distribution boxes , supply and clamping of 3½ x 70 sq.mm pvc armoured ltug cable on wall with ms clamp , supply and fixing of cable gland for 3½ x 70 sq.mm pvc armoured ltug cable , supply and providing cable end termination of3½ x 70 sq.mm pvc armoured ltug cable with aluminium cable socket by crimping etc., , supplying and fixing of 125 amps tpn main switch front handel with on suitable angle iron frame work with earth connection , supply and run of 10 sq.mm pvc insulated sc unsheathed cu. conductor of 1100v grade in suitable pvc rigid pipe on wall and ceiling with continuous earth wire connection of 14 swg tc wire only , supply and run of 4 of 16 sq.mm pvc insulated sc unsheathed cu. conductor of 1100v grade in suitable pvc rigid pipe on wall and ceiling with continuous earth wire connection of 14 swg tc wire only , supply and fixing of 6 way spmcb sheet steel enclosure distribution board 1 no. 100 amps 4 pole mcb as incoming with earth connection only. the mcb db and mcb’s should be with isi mark , supply and fixing of 6 way spmcb sheet steel enclosure distribution board 1 no. 63 amps 4 pole mcb as incoming with earth connection only. the mcb db and mcb’s should be with isi mark , supply and run of 1 of no 8 swg copper wire in suitable pvc rigid pipe on wall and ceiling for earth connection. , earthing as per the specification with an earth electrode class ‘b’ 2 inch gi pipe in earth with good condition. => limited