REPAIR, REPLACEMENT OF REWINDING OF SUBMERSIBLE / CENTRRIFUGAL PUMPS / MOTOR CONTROL PANEL WITH ALLIED WORKS AT AIR FORCE STATION THANJAVUR

Amount

Dismantling the delivery pipe line of submersible pump set from water mains, Lifting / taking out of GI column pipes of 50 mm dia / 80mm dia Submersible cable / defective Submersible pump set from bore well for repairs and lowering of repaired submersible pump set with GI column pipe 50 mm dia / submersible cable etc complete in the bore well at various sites under GE (AF) Thanjavur, complete upto 110mtrs deep all as specified and directed.

Disconnecting the electric power supply and opening the centrifugal monoblock pump set including opening the Pump checking the serviceability of spares and replacing minor spare parts such as gasket, gland packing, cleaning, painting, greasing, varnishing, reconnecting and testing including writting machine number on body complete. motor and pump painting with two coats of synthetic enamelled paint of approved quality and shade as specified below a) Motor and pump - Smoke Grey colour, (b) Coupling guard and motor air grill - Post office Red colour.(c) Suction line and delivery line in side pump house - Navy blue colour for fresh water pipe lines.(d) Writing SM/MES No 25 mm wide in white colour on motor and pump complete all as specified

M & L for slushing/ flushing of accumulated soil from borewell 150 mm dia & depth up to 120m by using compressed air / special tools / tackles accessories all as specified Note:The rate shall be inclusive of hiring of Air compressor with fuel /special tools / Accessories including transportation of the same & Labour charges, for specially trained man power for the work of desilting of bore well .

Supply and fix in repairs borewell cap made out of 5 mm thick MS plate for 250 mm ERW MS pipe and all as specified and directed.

Supply and lowering including fixing with MS clamp made of 75mm X 8 mm flat iron with pumps/motor down/sling 8 m dia complete all as specified.

Filling of gravel pack provided in fine aquifiers of suitable size around bore well casing pipe upto ground level as directed.

Carrying out yield test of bore well continuously for 16 hours all as specified and directed.

Dismantling and reassembling of the following submsersible pumpset and centrifugal monoblock pump set and after rewinding of motor with suitable size of submersible winding wire/ repairing of pump of different capacity of any model/ make including cleaning, painting greasing varnishing replacement of wornout nut & bolts etc:-

Submersible Pump motor 20 HP

Submersible Pump motor 15 HP

Submersible Pump motor 12.5 HP

Submersible Pump motor 7.5 HP

Submersible Pump motor 5 HP

Centrifugal Monoblock pump set 10 HP

Centrifugal Monoblock pump set 5 HP (i) Spare/Items/Parts for repairing submersible pump set shall be measured and paid separately under relevant items as supply only. (ii) Cost of item/parts which are not covered in sch `A' but are necessary for satisfactory functioning of the pump set shall be deemed to be included in the rate quoted for this item.

Supply only following spares/parts for motors :-

Housing bush for submersible motor.

D bolt for submersible motor.

Shaft grinding and jointing of submersible motor

Cable box for submersible motor

Thrust bearing for submersible motor.

Sand Guard for submersible motor

Gun metal bush for submersible pump.

CI bowl for submersible pump.

Gun metal Ring for submersible pump.

Stud nut for submersible pump.

Pump shaft for submersible pump.

IP for submersible pump & Motor .

Oil seal for submersible pump of any size.

Gun metal impellor for submersible pump.

Stainless steel sleeve for submersible pump of any size.

Rubber bush for submersible pump of any size.

Bearing for centrifugal monoblock Pump

Removing the unserviceable automatic Star Delta starter by disconnecting electric supply and fixing of new fully automatic Star Delta Starter for submersible pump set 3 phase 415 volts relay range 20-32 Amps. Make : L&T, ML2 FASD or equivalent in Havells/crompton greaves/Cutler hammer.

Removing the unserviceable automatic Star Delta starter by disconnecting electric supply and fixing of new fully automatic Star Delta Starter for submersible pump set 3 phase 415 volts relay range 13-21 Amps. Make : L&T, ML1.5 FASD or equivalent in Havells/crompton greaves/Cutler hammer..

Removing the unserviceable automatic Star Delta starter by disconnecting electric supply and fixing of new fully Digital soft Starter for submersible pump set 3 phase 415 volts relay range suitable for 20 HP Submersible pump. Make : L&T, cat no.CSX-015-41 or equivalent in Havells/crompton greaves/Cutler hammer.

Supply and replacing the burnt terminal block of 5 HP monoblock pump set all as specified and as directed by Enginner in charge.

Removing the unserviceable automatic DOL starter by disconnecting electric supply and provision of new DOL Starter for Centrifugal pump set 3 phase 415 volts relay range 11-18 Amps. Make L&T, MK-1 DOL or equivalent in Havells/crompton greaves/Cutler hammer.

Supply and replacement of 3 phase contactor , range 32A suitable for Star Delta Starter. Make L&T ML2 FASD or equivalent in Havells/crompton greaves/Cutler hammer..

All as per iltem No. 15 here in above but contactor range 25A make L&T ML 1.5 FASD or equivalent in Havells/crompton greaves/Cutler hammer..

All as per iltem No. 15 here in above but contactor range 25A make L&T ML 1.5 FASD or equivalent in Havells/crompton greaves/Cutler hammer..

Supply and replacement of relay range 20-32 Amps suitable for Star Delta Starter ML-2 FASD . Make : L&T/Havells/CG.

All as per item No.18 above but relay range 13-21 Amps. Make Make : L&T/Havells/CG.

S & F new one including removing existing unserviceable MCB TPN 40A/63 A 10KA. Make : L&T/Havells/Standard.

S & F new one including removing existing unserviceable MCB TPN 25A /32A /10KA. Make : L&T/Havells/Legrand

S & F new one including removing existing unserviceable MCCB TPN 25A 16KA. Make : L&T/Havells/Legrand .

S & F new one including removing existing unserviceable MCCB TPN 63A 16KA. Make : L&T/Havells/Legrand

S & F new one including removing existing unserviceable MCCB TPN 100 Amps 25 KA. Make : L&T/Havells/Legrand

S & F MCCB TPN 160 amps, 25KA, four pole breaking capacity fixed in existing panel including taking down existing unserviceable MCCB complete at existing panels OTM pump house.Make : L&T/Havells/Standard.

Taking out of existing defective Ammeter and replacing new digital ampere meter of capacity 0-100 Amp existing complete all as specified.

Taking out of existing defective volt meter and fixing of new volt meter 0-500 V

Taking out of u/s single phase preventor and fixing new single phase preventor for motor, current rating 10-32 Amps (Make : L&T).

Earthing complete with galvanised earth plate electrode 600 mm X600 mm X6 mm thick buried directly in ground vertically to a depth not less than 2.25 metre below ground level not less than 1.5 m below normal ground level connectd to galvanised iron wire 4 mm dia as earth lead means of nuts and bolts, washser made out of copper of tinned brass and protection GI pipe of 25mm dia all as specified and testing complete including earth work, PCC chamber, RCC cover with handle, GI pipe 20 mm dia light grade for watering with GI funnel wire mesh, salt, charcoal, lugs complete all as specified. Note: The rate if inclusive of earth work and excavatioin in any strata, PCC chamber in PCC 1:3:6 type C1 RCC cover slab 50mm thick with 8mm dia TMT bars both ways at 140mm centre to centre.

Earthing complete with galvanised earth plate electrode 600mmX600mmX6 mm thick buried directly in ground vertically to a depth not less than 2.25 metre below ground level not less than 1.5 m below normal ground level connectd to galvanised iron strip 32x6 mm dia as earth lead means of nuts and bolts, wahser made out of copper of tinned brass and protection GI pipe of 25mm dia all as specified and testing complete including earth work, PCC chamber, RCC cover with handle, GI pipe 20 mm dia light grade for watering with GI funnel wire mesh, salt, charcoal, lugs complete all as specified. Note: The rate if inclusive of earth work and excavatioin in any strata, PCC chamber in PCC 1:3:6 type C1 RCC cover slab 50mm thick with 8mm dia TMT bars both ways at 140mm centre to centre.

Supply & lay cable XLPE insulated screened PVC bedded galvanised steel strip armoured , electrical power cable(heavy duty) 1100 volts grade with stranded aluminium conductor of size 25 Sqmm 3.5 core complete all as specified.

Supply & lay cable XLPE insulated screened PVC bedded galvanised steel strip armoured , electrical power cable(heavy duty) 1100 volts grade with stranded aluminium conductor of size 35 Sqmm 3.5 core complete all as specified. .

Supply & lay cable XLPE insulated screened PVC bedded galvanised steel strip armoured , electrical power cable(heavy duty) 1100 volts grade with stranded aluminium conductor of size 70 Sqmm 3.5 core complete all as specified..

Supply and fixing in repairs of PVC insulated and sheathed 3 core flat, submersible cable with copper conductor 1100 volt grade of size 4 sqmm Make : PLAZA/HAVELLS/FINOLEX

supply & fixing in repairs 3 Core x 6sqmm flat cable PVC insulated & sheathed, multistranded copper conductor, water proof suitable for submersible pumpset .Make : PLAZA/HAVELLS/FINOLEX

S&F in repairs pressure guage 0 to 100 Kg/sq cm 100mm dia complete all as specified and directed.

supply Gland packing of size 15 mm suitable for centrifugal pumpset complete all as specified and directed

All as per item No:37 here in above but for 20 mm complete all as specified.

Supply of Rubber gasket suitable for flanges 2 to 6 inch and 4 mm thick complete all as specified.

Supply and providing in trenches using clean dry river/crushed sand for cable cushoining all as specified and as directed. (Note For the measurement only punned thickness only will be considered payment).

Supply and lay well burnt bricks sub class B, old size in trenches for cable protection all as specified and as directed .

Excavation in trenches not exceeding 1.5 M wide and not exceeding 1.5 mtr deep and getting out in hard/dense soil for laying of pipe line.complete all as specified.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm.complete all as specified.

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

supply and fix in repairs to GI pipe heavy duty 65 mm bore at centrifugal pump suction end pipe all as specified and as directed Make:Jindal/kalinga /Tata /Zenith or eqvt

Material and labour for servicing and repair & welded with suitable guage MS sheet/ channel, repair replacemnt to hinge and repair of locking arrengement and painting of LT panel board/ bore well panel board with two coat of synthetic enamel paints over a coat of red oxide primer to external surfaces including making good disturbed surfaces complete all as specified and as directed by Eng-in-charge

Supply,Install,Connect, test and commissioning, 3-ph 4-wire 50Hz,433 volts,outdoor LT main distribution panel cubical type double , dust and vermin proof, freestanding floor mounting type mounted on and including 1:3:6 PCC platform with required mounting channel fabricated out of 3.15mm thick CRCA Steel sheet duly pre treated and powder coated,factory fabdicated panel including cable glands of suitable sizes and consisting the following (a) aluminium busbars fixed on epoxy busbar insulator capacity 100 Amps 1 set (3 phase and one neutral) (b) MCCB 63 amps TPN 25 KA-1 No (in coming) (c) MCB 40-63Amps , TP - 1 set,s (out going to starter's) (d) Digital Voltmeter of capacity 0-500 volts - 01 No. (e) Digital Ammeter (0-100A) with CT's 100/5A - 01 Nos (f) Refixing of Existing Automatic star delta starter 20HP-01 no (g) Phase indicator lamps (R,Y,B) - 1 set

Repair to column pipe heavy duty 50 mm by cutting the worn out portion of threads & re-threading at end of pipe all as specified and directed.Note:Taking out column pipe from borewell for repairs shall be measured and paid seperately.

Replacement of wornout serviceable pipes from the column pipes by unserviceble column Pipe, supply & fix galvanised Pipe heavy duty 50 mm dia with ISI mark including long Socket at one end all as specified and directed.

Repair to column pipe heavy duty 80 mm by cutting the worn out portion of threads & re-threading at each end of pipe all as specified and directed.Note:Taking out column pipe from borewell for repairs shall be measured and paid seperately.

Replacement of wornout serviceable pipes from the column pipes by unserviceble column Pipe, supply & fix galvanised Pipe heavy duty 80 mm dia with ISI mark including long Socket at one end all as specified and directed.

Supply & fix in repairs gun metal foot valve 65mm dia for 5 HP Centrifugal pump set suction line (65mm GI pipe) with gasket. Complete all as specified.

Supply & fix in repairs CI body foot valve ball type with threded end 63mm dia for 5 HP Centrifugal pump set suction line (65 mm GI pipe) with gasket.Complete all as specified.

S&F Sub main wiring complete with four runs of 10.0 sqmm single core PVC insulated FRLS cable 1100 volts grade, multistranded copper conductor cable with two runs of 10.0 sqmm single core PVC insulated FRLS cable 1100 volts grade, multistranded copper conductor cable as earth continuity conductor, drawn through and including 32 mm dia pvc conduit and conduit accessories all as specified and as directed

Taking out the defective / unserviceable under ground cable of the cable of size 70 /35/25 sqmm from trenchess complete all as directed. Note : earth work will be measured and paid under relevant items

Supply and fix in repair on load change over switch ,3phase, 415 V,4pole 125A in sheet enclosure side handle type all as specified and as directed make:Havells /standard/Indoasian

M/S. SRI RAMANUJA CONSTRUCTIONS