REPAIRS / REPLACEMENT OF BURNT/ DEFECTIVE MCB / DB / MCCB, BLDG EARTHING PITS AND OTHER MISC ITEMS AT AF STN SURYALANKA

Amount

S&F in replacement of MCB, SP 6-32 Amps, C Curve, 10 kA, Complete all as specified and as directed.

S&F in replacement of MCB, SP 40 Amps, C Curve, 10 kA, Complete all as specified and as directed.

S&F in replacement of MCB, SPN 6-32 Amps, C Curve, 10 kA, Complete all as specified and as directed.

S&F in replacement of MCB, SPN 40-63 Amps, C Curve, 10 kA, Complete all as specified and as directed.

S&F in replacement of MCB, Four Pole 40 - 63 Amps, C Curve Complete all as specified and as directed.

S&F in replacement of MCB, Three Pole 40 to 63 Amps, C Curve Complete all as specified and as directed.

S&F in repair MCB DB Double Door, SPN 8 way IP 54, fixed to wall in concealed by distrubing the exisitng wall surface and making good complete all as specified and as directed.

All as per item No. 7 above, but SPN 12 way

All as per item No. 7 above, but TPN 04 way

S&F in replacement MCCB 3 Pole, 125 Amps, 25kA in existing DB/ Panel with necessary extended copper terminals complete all as specified and as directed.

S&F in replacement two pin and earth Metal clad plug and socket with MCB SP 20Amps, complete all as specified and as directed.

S&F submain wiring with two run of single core cable FRLS PVC insulated sheathed cable 1100 volts grade 6.0 Sqmm copper multistranded conductor including and drawing into concealed/surface PVC conduit, fixed on/in wall, ceiling including 6.0 sqmm FRLS PVC insulated unsheathed multistranded for earth wire connected to earth complete including taking down existing submain wiring complete all as specified and as directed.

All as per Item No.12 above but with 4.0 sqmm wire

M&L in repairs for Earthing complete with earth galvanized steel plate electrode 600x600x6mm buried directly in ground earth pit not less than 2.25 mtr below ground level with top edge of the plate not less than 1.5 mtr below ground level, surrounded from all sides with mixture of charcoal and common salt and electrode connected with galvanized earth lead GI wire 4 mm dia by means of bolts, check nut and washers of GI or steel, GI pipe light grade of 15 mm bore as protection pipe, GI wire of length not more than 7.5 mtr and connected to test point. GI pipe 20mm dia light grade for watering, funnel with wire mesh, PCC pit and RCC (1:2:4) type B-1 for cover with 8 mm dia bar reinforcement both ways @ 140 c/c including excavation and earth work disposal of surplus soil to a distance not exceeding 50 mtr as shown on electrical plate No 3 of SSR 2009 complete all as specified and as directed.

S&F in repairs Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4mm dia galvanised iron or steel wire complete all as specified and as directed.

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