Electrical Repair and Maintenance Work at Various Govt. Buildings in Distt. Bikaner (EW)

S&F following sizes (dia.) of ISI marked MMS ( IS:9537 P - III ) PVC conduit along with ISI marked (IS:3419-1988) accessories as required in recess including making jhiri in the wall,clamps at suitable spacing, covering conduit and making good the same as required.

20 mm

25 mm

Supplying and laying FR PVC insulated & unsheathed flexible copper conductor of following nominal sizes with ISI marked (IS:694) and as per IS 8130 : 2013 of 1.1 kV grade . Wire should be made from copper, stranding in acc. to IS:8130/IEC 60228 for lower watt loss , oxygen free for less chances of oxidization, insulation PVC type A/C/D , flame retardant as per IS 10810-53, better amperage rating as per IS:3961 part 5, in existing surface or recessed PVC/ MS conduit/casing capping making connections with Copper Lugs of suitable size, Ferrules,testing etc. as required.

1x 1.5 sq.mm

2 x 2.5 sq. mm. + 1x1.5sqmm

2 x 4.0 sq. mm. + 1 x 2.5 sq. mm.

Providing & Fixing of 240/415 V AC MCB with positive isolation of 10 kA breaking capacity (B/ C/D tripping characteristic as per type of load and site requirement) 4 KV impulse withstand voltage, ISI marked IS 8828(1996) / conforming to IEC 60898-1 2002, IEC 60947-2, low watt losses, trip free mechanism , energy limiting of class 3 as per IEC, minimum phase termination capacity of 25 sq.mm., conductor line load reversibility , IP 20 contact protection and fitted in existing distribution board/sheets, minimum electrical operation 20,000 upto 20 A rating, 10,000 upto 63 A, 5000 for 80 A & above rating including making connections, testing etc. as required.

Single pole MCB (With B / C curve tripping characteristics)

6 A to 32 A rating