REPAIR / MAINT OF LT PANEL, LT SWITCHGEARS AND ALLIED WORKS IN SOUTH AREA UNDER AGE E/M ELECTRIC SUPPLY AT GE(U) E/M MERRUT CANTT

Amount

Excavating in trenches, not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundations, laying of pipe and cables etc or for shafts, well cess pits, manholes,pier holes not exceeding 10 sqm on plan ,.including dressing/trimming sides and levelling/grading & ramming bottom of excavation and getting out in hard/dense soil complete all as specified.

Returning ,filling in , including spreading , levelling , watering and well ramming in layer not exceeding 25 cm thick in hard/dense soil complete all as specified.

Removing excavated material ( soils) not exceeding 50m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified.

Taking out/ down unserviceable GI pipe and Supplying and fixing 80mm nominal bore Galvanised mild steel pipe /tubing, light grade for protection of earth lead / passing cable complete with all fittings, laid in trenches / under roads, drain, paths, fixed to poles/ walls with Mild steel clamps , bolts , nuts and washers complete all as specified of the following bore (Excavation & Earth work , Mild steel clamps, bolts , nuts and washers shall be measured and paid separately)

M&L fly ash old size bricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection all as specified.

Material and labour for river sand, unwashed and screened dry ) for cushioning to under ground cable in trenches below and around under ground cable including spreading and levelling complete as specified and directed . (Note:Punned thickness shall be measured for the purpose of payment)

M&L for auguring of hole suitable for passing 40mm to 100mm bore pipe in true horizontal position under road, PCC paths etc., by means of mechanical ring/ auger after doing ultrasound to prevent any damage to existing cables pipe line specified and directed coming in the route not exceeding 1.5 m in depth below existing surface level of road and not excd 30M in length complete all as specified. Note: Pipe shall be measured and paid separately under appropriate items and any damage to existing cables of anytype shall be made good by the Bidder without any extra cost to department.

M&L Earthing complete with galvanised mild steel earth plate electrode 600x600x6mm thick, burried directly in ground to a depth not less than 2.25 metres deep below ground level with top edge of earth plate not less than 1.5 metre below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, using GI strip 32 x 6 mm as earth strip electrode bolted or rivetted to earth plate at one end and connected at another end, GI earth strip encased in and including 40 mm dia GI 'LIGHT GRADE ' pipe from upper end of earth plate upto equipments,20 dia bore GI pipe 'medium grade' as water pipe from earth chamber to upper edge of earth plate, GI funnel with wire mesh fixed on water pipe and PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 40mm thick precast RCC 1:2:4 type B-1, duly reinforced with XPM weighing not less than 4 Kg/sqm with 6mm dia MS round bar as in lifting handles, excavation, earth work including laying the GI pipe concealed in floor/wall all as described in electric plate number 3 of SSR Part I complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

Taking down unserviceable switchgear panel and Supplying, installing, commissioing and testing of LT switchgear panel board of size 1200mmx1000mmx500mm (min) , IP-54 (outdoor type) , 415 Volts, 50 Hz, AC supply, three phase and neutral ( 4 wire) , having busbar chamber for and including 1000 Amps insulated Aluminium bus bars , 4 pole , cubical type, factory made out of 3.15mm thick CRCA sheet structure mounted on Platform (as per Sketch), rigid mild steel angle iron frame of 50mmx50mmx5mm with 750mm long extended legs grouting in PCC platform , duly epoxy powder coated internally and externally with approved shade, rubber gasketted, hinged front and back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable allay, lugs , cable glands and making connections with MCCB spreaders, wiring with suitable size SC PVC insulated copper conductor cable, l65mm size lock with keys comprising of the followings and specified hereafter:-

MCCB 4 pole,630Amps, 415V, 36 kA ( Ics=100%Icu), 50 Hz, with adjustable thermal and fixed magnetic setting -01 No.(incoming)

LED type indication lamps ( R-Y-B) with holder panel mounting type complete all as specified. -01 No.

MCCB 4 pole, 400Amps, 415V, 36 kA (Ics=100% Icu) , 50 Hz, with adjustbale thermal and fixed magnetic) setting -02 Nos.(outgoing)

MCCB 4 pole, 250Amps, 415V, 36 kA (Ics=100%I cu) , 50 Hz, with adjustbale thermal and fixed magnetic) setting -02 Nos.(outgoing)

Drawings of LT panel shall be got approved from GE before placing order for procuring.

Taking down unserviceable LT panel switchgear and Supplying, installing, commissioing and testing of LT switchgear panel board of size 1000mmx800mmx400mm (min) , IP-54 (outdoor type) , 415 Volts, 50 Hz, AC supply, three phase and neutral ( 4 wire) , having busbar chamber for and including 600 Amps insulated Aluminium bus bars , 4 pole , cubical type, factory made out of 3.15mm thick CRCA sheet structure mounted on Platform (as per Sketch), rigid mild steel angle iron frame of 50mmx50mmx5mm with 750mm long extended legs grouting in PCC platform , duly epoxy powder coated internally and externally with approved shade, rubber gasketted, hinged front and back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable allay, lugs , cable glands and making connections with MCCB spreaders, wiring with suitable size SC PVC insulated copper conductor cable, l65mm size lock with keys comprising of the followings and specified hereafter:-

MCCB 4 pole,400Amps, 415V, 36 kA (Ics=100% Icu), 50 Hz, with adjustable thermal and fixed magnetic setting -01 No.(incoming)

LED type indication lamps ( R-Y-B) with holder panel mounting type complete all as specified. -01 No.

MCCB 4 pole, 200Amps, 415V, 36 kA (Ics=100% Icu), 50 Hz with adjustble thermal and fixed magnetic) setting -02Nos.(outgoing)

MCCB 4 pole, 160Amps, 415V, 25 kA (Ics=75% Icu), 50 Hz with adjustble thermal and fixed magnetic) setting -02Nos.(outgoing)

Drawings of LT panel shall be got approved from GE before placing order for procuring.

Taking down old unserviceable switchgear panel board and Supplying, installing, commissioing and testing of LT switchgear panel board of size 1000mmx800mmx400mm (min) , IP-54 (outdoor type) , 415 Volts, 50 Hz, AC supply, three phase and neutral ( 4 wire) , having busbar chamber for and including 400 Amps insulated Aluminium bus bars , 4 pole , cubical type, factory made out of 3.15mm thick CRCA sheet structure mounted on Platform (as per Sketch), rigid mild steel angle iron frame of 50mmx50mmx5mm with 750mm long extended legs grouting in PCC platform , duly epoxy powder coated internally and externally with approved shade, rubber gasketted, hinged front and back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable allay, lugs , cable glands and making connections with MCCB spreaders, wiring with suitable size SC PVC insulated copper conductor cable, l65mm size lock with keys comprising of the followings and specified hereafter:-

MCCB 4 pole,250Amps, 415V, 36 kA (Ics=100% Icu), 50 Hz, with adjustable thermal and fixed magnetic setting -01 No.(incoming)

LED type indication lamps ( R-Y-B) with holder panel mounting type complete all as specified. -01 No.

MCCB 4 pole, 125Amps, 415V, 25 kA (Ics=75% Icu), 50 Hz with adjustable thermal and fixed magnetic setting , -02Nos.(outgoing)

MCCB 4 pole, 63Amps, 415V, 25 kA (Ics=75% Icu), 50 Hz with adjustable thermal and fixed magnetic setting , -02Nos.(outgoing)

Drawings of LT panel shall be got approved from GE before placing order for procuring.

Cutting of wornout / burnt aluminium cable terminal lugs from the HT/LT cable , crimping of new aluminium cable core and fixing with transformer, Panel MCCB terminal stud including cutting/ dressing of cable,disconnecting under ground cable from over head conductor , cutting down wornout portion under ground cables of any type and size for repairs including taking out under ground cable loop from ground and making connections of restoration of electric supply complete all as specified. Note:- Excavation, earth work , taking out cable protection covers, and sand cushion and relaying the same shall be deemed included in the unit rate quoted by Contractor)

Taking out/ down unserviceable electric cable and Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene ( XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 marked, with aluminium conductor multi stranded , heavy duty 1100 Volts grade of 120 sqmm 3 1/2 core ,complete all as specified laid in trenches/ laid under floor or fixed naked with walls / on poles/ in ducts /in GI pipes etc.( Excavation, earth work, sand cushioning, protection bricks/ tiles/ block,clamps, nuts , bolts, washers and pipe shall be measured and paid separately under appropriate items ).

Taking out/ down unserviceable electric cable and Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene ( XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 marked, with aluminium conductor multi stranded , heavy duty 1100 Volts grade of 150 sqmm 3 1/2 core ,complete all as specified laid in trenches/ laid under floor or fixed naked with walls / on poles/ in ducts /in GI pipes etc.( Excavation, earth work, sand cushioning, protection bricks/ tiles/ block,clamps, nuts , bolts, washers and pipe shall be measured and paid separately under appropriate items ).

Taking out/ down unserviceable electric cable and Supplying, laying or fixing, jointing and testing LT under ground electric power cable Crossed linked polyethylene ( XLPE Cable) insulated, galvanised steel strip or wire armoured, ISI-7098 marked, with aluminium conductor multi stranded , heavy duty 1100 Volts grade of 240 sqmm 3 1/2 core ,complete all as specified laid in trenches/ laid under floor or fixed naked with walls / on poles/ in ducts /in GI pipes etc.( Excavation, earth work, sand cushioning, protection bricks/ tiles/ block,clamps, nuts , bolts, washers and pipe shall be measured and paid separately under appropriate items ).

Taking down old unserviceable MCCB and S&F MCCB, 3 pole, 63 Amps, 25KA (Ics=75% Icu), 50 Hz with adjustable thermal and fixed magnetic release , 415 volts, 50 hz, AC , duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 3 pole, 100 Amps, 25KA (Ics=75% Icu), 50 Hz , 415 volts, with adjustable thermal and fixed magnetic release duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 3 pole, 160 Amps, 25KA (Ics=75% Icu), 50 Hz, 415 volts, 50 hz, AC , with adjustable thermal and fixed magnetic release duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 3 pole, 200 Amps, Icu=36KA (Ics=100% Icu), 50 Hz , 415 volts, 50 hz, AC , with adjustable thermal and fixed magnetic release duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 3 pole, 250 Amps, Icu=36KA (Ics=100% Icu), 50 Hz , 415 volts, 50 hz, AC , with adjustable thermal and fixed magnetic release duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 4 pole, 100 Amps, Icu=25KA (Ics=75% Icu), 50 Hz with adjustable thermal and fixed magnetic release, 415 volts, 50 hz, AC , duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 4 pole, 160 Amps, Icu=25KA (Ics=75% Icu), 50 Hz with adjustable thermal and fixed magnetic release, 415 volts, 50 hz, AC , duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 4 pole, 200 Amps, Icu=36KA (Ics=100% Icu), 50 Hz with adjustable thermal and fixed magnetic release, 415 volts, 50 hz, AC , duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 4 pole, 250 Amps, Icu=36KA (Ics=100% Icu), 50 Hz with adjustable thermal and fixed magnetic release, 415 volts, 50 hz, AC , duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 4 pole, 400 Amps, Icu=36KA (Ics=100% Icu), 50 Hz with adjustable thermal and fixed magnetic release, 415 volts, 50 hz, AC ,duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 4 pole, 500 Amps, Icu=36KA (Ics=100% Icu), 50 Hz with adjustable thermal and fixed magnetic release, 415 volts, 50 hz, AC ,duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking down old unserviceable MCCB and S&F MCCB, 4 pole, 630 Amps, Icu=36KA (Ics=100% Icu), 50 Hz with adjustable thermal and fixed magnetic release, 415 volts, 50 hz, AC , duly connected with proper size lugs, nuts, bolts and washers for proper connections, all as specified and directed.

Taking out unserviceable straight through joints and Supplying and fixing STRAIGHT THROUGH cable jointing Kit for 1100 V grade XLPE cable for complete with jointing material ( heat shrink type) and accessories suitable for 70 sqmm to 150sqmm 3.5/4 core XLPE armoured aluminkium conductor cable and testing aftre jointing complete all as specified and directed. Note:- This shall be measured only when provided to rectify the defects occured in existing underground cable).

Taking out unserviceable straight through joints and Supplying and fixing STRAIGHT THROUGH cable jointing Kit for 1100 V grade cable for complete with jointing material ( heat shrink type) and accessories suitable for 185 sqmm to 240sqmm 3.5/4 core XLPE armoured aluminkium conductor cable and testing aftre jointing complete all as specified and directed. Note:- This shall be measured only when provided to rectify the defects occured in existing underground cable).

Taking out unserviceable straight through joints and Supplying and fixing STRAIGHT THROUGH cable jointing Kit for 1100 V grade XLPE cable for complete with jointing material ( heat shrink type) and accessories suitable for 300 sqmm to 400sqmm 3.5/4 core XLPE armoured aluminkium conductor cable and testing aftre jointing complete all as specified and directed. Note:- This shall be measured only when provided to rectify the defects occured in existing underground cable).

Taking down old unserviceable LED assembly and S&F LED type indicator ( R,Y,B) complete assembly with holder suitable for 220V, 50 Hz complete all as specified.

Taking down/ out wornout aluminum busbars of any capacity from existing LT panel Boards by unbolting/ unscrewing and S&F tinned aluminium busbars of capacities as directed and fixed in position and making connections to equpmnets complete all as specified and directed.

M&L preparation of old painted steel and iron surfaces of any description of panels , not otherwise described ,over 10 cm width or girth and painting one coat with synthetic enamel of approved shade using spray gun including cleaning, stopping and rubbing down and removing all drops etc. complete all as speciified.

Taking down of existing mild steel/ CRCA shutters of LT panel and repairing the same by welding and providing 100mm long medium weight mild steel hinges and 65mm size pad lock of make Godrej including painting the surafces to match with existing and making the shutter operations complete all as specified.

Taking down old unserviceable shuuter of panel Board and S&F 3.15mm thick mild steel/ CRCA steel shutters of LT panel duly fitted with 100mm long mild steel medium weight butt hinges -02 Nos per leaf duly painted with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed. (Note:- Superficial area of leaf shall be measured for the purpose of payment)

Taking down old unserviceable/ burntout thimbles and S&F aluminium thimbles suitable for 25 sqmm to 50 sqmm cable connections complete all as specified.

Taking down old unserviceable/ burntout thimbles and S&F aluminium thimbles suitable for 70 sqmm to 120 sqmm cable connections complete all as specified.

Taking down old unserviceable/ burntout thimbles and S&F aluminium thimbles suitable for 150 sqmm to 185 sqmm cable connections complete all as specified.

Taking down old unserviceable/ burntout thimbles and S&F aluminium thimbles suitable for 240 sqmm to 400 sqmm cable connections complete all as specified.

Shikha Enterprises