REPAIR/ REPLACEMENT OF WORN OUT LT PANEL AND BUS BARS AND CONNECTED ITEMS IN DOMESTIC AREA AND TECH AREA AT AF STN LEH

Amount

Weather proof outdoor bus bar chamber cum LT panel, made out of 3.15 mm thick MS sheet with front & rear Opening, powder coated, dust & vermin proof, IP-66 Protection comprising 4 Nos aluminium strips each of 200 Amps, 60cm long having 10cm min distance from the body, duly insulated mounted on epoxy insulators in horizontal position in stepped manner with 4 No’s mounting legs made out of 40mm x 40mm x 6mm angle iron grouted in PCC block (30cm depth below ground level and 60cm above ground level) in cement concrete 1:3:6, type C-2 (using 40mm grade crushed stone aggregate), and connections with size of aluminium thimbles, nuts, bolts & washers including cable glands at entry and outlet points with one MCCB of 160 Amps 16 KA, 4 pole as incomer of the bas bar in and including taking down of old unserviceable Bus bar chamber , complete all as specified and directed by Engineer-in- Charge. Notes: (i) Drawings for Bus bar chamber shall be got approved from Engineer-in-Charge before placing the order .This aspect shall be inclusive in the quoted Rate. (ii) Quoted Rates are inclusive of taking down the existing all cables, dressing the cable properly with lugs, nuts, bolts washer etc. & refixing the same including excavation and earth work, returning filling and removal of surplus soils .

LT distribution panel, made out of 3.15 mm thick MS sheet, powder coated, dust & vermin proof, IP-66 Protection, Outdoor type factory made cubical totally enclosed type with front and rear door opening as per engineering practice provided with locking arrangement for opening of panel with provision of seperate chamber in upper part to enclose Aluminium busbar of cap 400 Amps on epoxy insulators in horizontal position and stepped manner with min 20cm distance between busbars & panel body and 06 Nos separate chambers of adequate size embedded in 40mm thick PCC 1:2:4 type B-1 (using 20mm graded aggregate), on angle iron of size 40x40x6mm with footing 30 cm clear space between bottom of panel and flooring including all accessories prewired with insulated copper wires of suitable size,in and including taking down of old unserviceable LT panel , complete all as specified and directed by Engineer-in- Charge. The panel shall compromise of the following fittings and fixture: (a) MCCB 250 Amps, 35 KA 4 pole - 01 No (incoming). (b) MCCB 160 Amps, 16 KA , 4 pole - 04 Nos. (c) MCCB 63 Amps, 16 KA, 4 pole - 02 Nos. (d) Indicating lamps Led type (RYB). (e) Mutifunction digital meter with CTs & PTs of suitable size & Type idicating Volts, Amperes, PF, kW, kVA including energy meter - 01 No. Notes : (i) Drawings for LT Panel shall be got approved from Engineer-in-Charge before placing the order .This aspect shall be inclusive in the quoted Rate. (ii) Quoted Rates are inclusive of taking down the existing all cables, dressing the cable properly with lugs, nuts, bolts washer etc. & refixing the same including excavation and earth work, returning filling and removal of surplus soils .

Earthing complete with galvanised steel plate earth electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25 meter below ground level) with top edge of the plate not less than 1.5 metre below normal ground level connected to GI strip 32x6mm at two points by means of bolts and nut, check nut and washers including charcoal dust, common salt, necessary excavation in hard/dense soil, returning filling in and removal of surplus soil to a distance up to 50metres, PCC pit in 1:3:6 type CI (using 20mm grade stone aggregate) RCC 1:2:4 type B-1 (using 20mm grade stone aggregate ) 50mm thick pit cover, reinforced with 8mm dia TMT bars 75mm c/c, both ways MS handle 12mm dia, GI funnel, wire mesh and GI watering pipe of 20mm bore GI (light grade) and earth lead protection pipe 40mm bore (light grade) all as specified, directed and shown in electrical plate No 5 of SSR Part-I and testing ,including dismanteling of old unserviceable earthing , complete all as specified and as directed by Engineer-in-Charge. Notes : (i) The unit rate includes earth lead and protection pipe up to maximum 7.5 metre from earth plate to earth point/test point. (ii) Earth pit shall be constructed minimum 1.00 metre away from earth.

Exhaust fan, 450 mm sweep, heavy duty, AC single phase, 230 volts including connection with 0.5 sqmm multistranded copper conductor flexible wire from ceiling rose, necessary fixing arrangement i.e anchor nut, bolt, washer and grouting and making good to disturbed surface ,in and including taking down of old unserviceable Exhaust Fan , complete all as specified and directed by Engineer-in- Charge. .

Exhaust fan, 380 mm sweep, heavy duty, AC single phase, 230 volts including connection with 0.5 sqmm multistranded copper conductor flexible wire from ceiling rose, necessary fixing arrangement i.e anchor nut, bolt, washer and grouting and making good to disturbed surface ,in and including taking down of old unserviceable Exhaust Fan , complete all as specified and directed by Engineer-in- Charge. .

Exhaust fan, 300 mm sweep, heavy duty, AC single phase, 230 volts including connection with 0.5 sqmm multistranded copper conductor flexible wire from ceiling rose, necessary fixing arrangement i.e anchor nut, bolt, washer and grouting and making good to disturbed surface ,in and including taking down of old unserviceable Exhaust Fan , complete all as specified and directed by Engineer-in- Charge. .

Cable route indiacator made out with 300 x 300 x 300 mm thick PCC Block of 1:3:6 type C1 by using 20mm gradded aggragate and embossing LT and HT indicator made out with MS / CI round shaped sheet welded with 200 mm long MS flat iron including 2 coats of synthetic enamel paint over one coat of red oxide primer to iron surfaces fixing at different cable routes ,complete all as specified and directed by Engineer-in- Charge.

Preparation of new steel surfaces of any description, not otherwise described over 10 cm width or girth & applying two coats of synthetic enamel paint (of approved shade) , complete all as specified and directed by Engineer-in-Charge. NOTE : Shades of colour shall be used as per direction of Engr-in-Charge.

Repairing of LT panels or bus bars by means of welding, replacement of hinges, locking arrangement, repair/replacement of door sheet complete etc. to make serviceable to the entire satisfaction of Engineer -in Charge , complete all as specified and directed by Engineer-in-Charge.

Dressing of LT panels/Bus bars by excavating the cable loop, dressing of cable properly by cutting the damaged part and dressed with insulation tape, thimble, nuts, bolts and washers etc., complete all as specified and directed by Engineer-in-Charge. Note: Quoted Rates shall deemed to be inclusive of taking down the existing cables, dressing the cable properly with lugs, nuts, bolts washer etc. & refixing the same including excavation and earth work, returning filling and removal of surplus soils .

Note : Schedule of credit to be deducted on acceptances of bid.Details of Schedule of credit is given in tender documents

osho traders

darshan kumar gandhi

R B TRADERS

KAMLA CONSTRUCTION COMPANY

national engineering