REPAIR ANDMAINTENANCE OF PUMPS, COUPLING, FOUNDATION, NRVS, SLUICE VALVES, FOOT VALVES, PERIODICAL SERVICING OF ASSETS, DOZING SYSTEM, REWINDING OF MOTORS AND OTHER CONNECTED WORKS AT HQ, SMQ, RSPH AND TP AREA AT AF STN DIGARU

Amount

Taking down Centrifugal pump set of capacity 50HP from existing position for carring out repair works and re-assembling, re-installing the pump set in original position including transportation to workshop and back for the following model of pump. Note:- spare parts Shall be measured and paid separately under Sl items No 5 .

De-coupling the centrifugal pump from the motor of cap 50HP for carring out repair works and re-assembling, re-installing the motor original position including transportion to workshop and back, rewinding of motor with same gauge with super enamelled copper wire including removing burnt winding cleaning of slotes seperation of rotor and startor making insulation to all joint and replacement of existing U/S Parts complete all as specified and directed.

Supply only the following spare parts in repair for centrigugal pump set of cap 50 HP :-

(i) Impeller MS

(ii) Impeller lock nut GM

(iii) CI bushing as per sample

(iv) Pump shaft of mild steel complete with threading ,machining and groove cutting with shaft key for impeller locking arrangement .

(v) Bearing housing MS hole body with casing coller GM, Shre Coller GM, wall shearing with rubber ring, gland coller MS, pressure plate commplete all set.

(vi) Bearing of size 6307/6308 as per sample Make: SKF/NBC or equivalent

(vii) Bearing of size 6313/6312 as per sample Make: SKF/NBC or equivalent

(viii) Bearing of size 3307 (double bearing) as per sample Make: SKF/NBC or equivalent

(ix) Bearing of size 6307/6308 as per sample Make: SKF/NBC or equivalent

(x) Connection plate

Taking out Vertical Turbine pump set of capacity 50 HP from existing position for carrying out repair works and re-assembling, re-installing the pump set in original position including transportion to workshop and back for re-insatallation at its original position. Note :- Spare parts, winding wire etc required for renewal shall be measured and paid separately.

De-coupling the turbine pump from the motor for carring out repair works and re-assembling, re-installing the motor at its original position including transportion to workshop and back, rewinding of motor same gauge with super enamelled copper wire including removing burnt winding cleaning of slotes separation of rotor and startor making insulation to all joint and replacement of existing U/S Parts all as specified and directed .

Supply only the following spare parts in repair for Turbine motor and pump set 50 HP Kirloskar :-

(i) Gland collar mild steel fixing in repair

(ii) Bearing as per sample

(iii) CI collar for Ms shaft as per sample

(iv) Pump shaft (Min 3 Meter long) of mild steel with MS socket complete with threading, machining and groove cutting with shaft key as per sample.

(v) Connection plate suitable for 50HP motor

Disconnecting of electric cable from the panel board and taking out burnt submersible pumping set of capacty 30HP by using chain pulley arrangement from under ground tank by dismentling 150 mm dia CI column pipe and transporation of pumping set to civil work shop for repair & return to the store after repair complete all as specified and directed by Eng-in-charge.

De-coupling the pump from the motor and opening of submersible pump set of cap 30HP for repair and replacement of u/s parts i.e bearing bush, bearing sleeve, existing impelier, bush, coupling, shaft sleeve, nut etc including re-fixing of all the same and testing and commissioning complete all as specified and directed by Eng-in-charge.

Rewinding of submersible motor of cap 30HP with super enamelled copper wire including removing burnt winding cleaning of slotes sepration of rotor and startor making insulation to all joint and replacement of the u/s parts of motor i.e bearing ,bush,balancing ring,jointing kit, oil seal etc and testing and commissioning complete all as specified and directed by Engr-in- charge.

Disconnecting of electric cable from the panel board and taking out burnt submersible pumping set of capacty 15HP by using chain pulley arrangement from 150-220 Mtr deep 150/200mm dia borewell by dismentling MS/UPVC column pipes and transporation of pumping set to civil work shop for repair & return to the installation and reinstalltion the pumpset at its original position after repair complete all as specified and directed by Eng-in-charge.

De-coupling the pump from the motor and opening of submersible pump set of cap 15HP for repair and replacement of u/s parts i.e bearing bush, bearing sleeve, existing impelier, bush, coupling, shaft sleeve, nut etc including re-fixing of all the same and testing and commissioning complete all as specified and directed by Eng-in-charge.

Rewinding of submersible motor of cap 15HP with super enamelled copper wire including removing burnt winding cleaning of slotes sepration of rotor and startor making insulation to all joint and replacement of the u/s parts of motor i.e bearing ,bush,balancing ring,jointing kit,oil seal etc and testing and commissioning complete all as specified and directed by Engr-in- charge.

M&L for re-development of bore well of any capacity and size at the pressure 22 kg/sqcm to 25 kg/sqcm by DTH machine of capacity 1200 cfm includiing air pipe and connected items to improve the yield of tube well by DTH machine including transportation of machine complete all as specified and directed.

Taking down electric induction motor (squirrel cage type 3 phase, 415 volt with drive pully) from the base, dismantling the motor, removing all burnt wires from the slots, cleaning the slots, rewinding the motor with suitable gauge super enamelled copper wire, heating, varnishing with proper grade varnish, refixing of bearings with proper alignment of shaft, re-assembling properly and testing complete and re-fixing in position complete for the following capacity :-

(a) 40 HP centrifugal pump set

(b) 20 HP monoblock pump set

(c) 15 HP centrifugal pump set

(d) 10 HP centrifugal pump set

(e) 3 HP monoblock pump set

Taking down monoblock /centrifugal pump set from existing position for carrying out repair works and re-assembling, re-installation the pump set in its original position for the following capacities:- Note :- Spare parts, winding wire required for repair shall be measured and paid separately under relevant item.

(i) 20HP monoblock pump set

(ii) 15HP centrifugal pump set

(iii) 10HP centrifugal pump set

(iv) 3HP monoblock pump set

Supply only the following spare parts for pump set including complete for 10/15/20 HP monoblock pump :-

(i) Impeller mild steel

(ii) Impeller lock nut

(iii) Gland collar mild steel

(iv) Bearing as per sample

(v) Machine screw 10 mm dia

(vi) MS Shaft sleeve

(vii) CI bushing as per sample

Supply and fix in repair of three phase openwell submersible pump set of cap 30HP/ 22 KW, 2900 RPM, 415 Volts, 50 Hz head not less than 60 mtr discharge of pumping set min 780 LPM and max 2640 LPM, outlet 75/100 mm dia including addition and alteration of work for installing commisssioning and testing complete all as specified and directed.

S & F in repair stainless steel spindle of 100mm dia with check nut complete all as specified and directed. Note :- Necessary dewatering and tripod arrangement for lifting valve and replacement of gasket, nut, bolts & washers deemed to include in quoted rates.

All as per Item No.18 here-in-before but of size 150mm.

All as per Item No.18 here-in-before but of size 200mm.

M & L in replacement of cast iron Sluice valve heavy duty class PN 1.6 flanged both ends any pattern with hand wheel and Gun metal spindle ISI marked of 100 mm dia bore suitable to fix as per site requirement to fix in vertical position for rising/supply/overflow and wash out of overhead reservoir including all jointing material flanged joint, MS Nut & bolt with washer complete all as specified and directed. Make:- Kirloskar/BIR/Leader/Kartar

Description all as per item Srl No 21 here-in-before but size 150 mm bore.

Description all as per item Srl No 21 here-in-before but size 200 mm bore.

Taking down carefully, aluminium/copper wiring from panel including taking down total no of star delta/DOL starter, switching unit etc rewiring properly, replace same parts which is not working, using proper lug, ferrule, flexible PVC channel, terminal including wire of 1.0 sqmm,1.5 sqmm, 2.5sqmm and 4.0sqmm, 6 sqmm with control wire for panel and upto motor with casing capping all as specified and directed. Note : Spare electrical control equipment if necessary shall be measured and paid separately.

(i) Supply only Power contactor 3 pole, 70 Amps Type ML/MNX

(ii) Supply only Power contactor 3 pole, 45 Amps Type ML/MNX

(iii) Supply only Power contactor 3 pole, 32 Amps type ML/MNX

(iv) Supply only Auxilary contact 1 NO, 1 NC type ML/MNX

(v) Supply only Electronics Timer 110/240 V, 50 Hz AC, 9-30 Sec

(vi) Supply only Bimetal overload relays MN 5 direct operated 20-33 Amps.

(vii) Supply only Bimetal overload relays MN 5 direct operated 30-50 Amps.

(viii) Supply only Bimetal overload relays MN 5 direct operated 45-75 Amps.

(ix) Supply only Bimetal overload relays MN 5 direct operated 66-110 Amps.

(x) Supply only MCB DP 32A, C curve

(xi) Supply only MCB SP 20A, C curve

(xii) Supply only MCB TPN 63A, C curve

(xiii) Supply only MCCB, 200A, 36 KA 4 pole

(xiv) Supply only MCCB, 125A, 36 KA 4 pole

(xv) Supply only MCCB, 100A, 25 KA 4 pole

(xvi) Supply only MCCB, 63A, 25 KA 4 pole

Rewinding of submersible motor of cap 2/1/0.5 HP with super enamelled copper wire including removing burnt winding cleaning of slotes separation of rotor and stator making insulation to all joint and replacement of the u/s parts of motor i.e bearing, balancing ring, jointing kit, oil-seal etc and testing and commissioning and testing complete all as specified and directed.

Supply and fixing in repair CI non return/foot valve with GM working parts 200 mm dia with nut, bolts, rubber gasket etc ISI marked IS- 5312 complete all as specified and directed.

Supply and fixing in repair non return CI valve with GM working parts 150 mm dia with nut,bolts,rubber gasket etc ISI marked IS- 5312 complete all as specified and directed.

Supply and fixing in repair non return CI valve with GM working parts 100 mm dia with nut,bolts,rubber gasket etc ISI marked IS- 5312 complete all as specified and directed.

Supply and fixing in repair non return CI valve with GM working parts 80 mm dia with nut,bolts,rubber gasket etc ISI marked IS- 5312 complete all as specified and directed.

S&F in repair fully automatic star delta motor starter suitable for 50 HP, 3 Phase,415 V motors including sheet steel encloser with all connection and accessories complete all as specified and directed.

S&F in repair fully automatic star delta motor starter suitable for 30 HP, 3 phase 415 V motors including Sheet Steel encloser with all connection and accessories complete all as specified and directed.

S&F in repair fully automatic star delta motor starter suitable for 15 HP, 3 Phase, 415 V motors including sheet steel encloser with all connection and accessories complete all as specified and directed.

S & F in repair Submersible Cable PVC insulated 3 core 10 sqmm copper conductor 1100V IS 694:1990

M & L for CI socket for fixing of MS column pipe heavy duty of size 150 mm dia of Vertical turbine pump at Riverside Low Lift (Jackwell) all as specified and directed by Engr-in-Charge.

M&L for repair/replacement of old unservicable corroded mild steel column pipe heavy duty of size 150 mm dia with all necessary fittings for vertical turbine pump of capacity 50 HP at Low lift pump house complete all as specified and directed by Engr-in-Charge.

Supply and fix in repair of booster pressure pump 0.5 HP/ 0.37 KW single phase,frequency 50-60 Hz,voltage 180-240 volts complete all as specified and directed. Make:- Kirloskar/V-Guard/Crompton

M & L for periodical servicing of motor pumps of capacity 15/20 HP which includes strip opening of end plates cleaning of bearing housing with K-oil refilling with superior quality grease, realignment of motor pump with water level complete all as specified and as directed. Note:- Servicing will be done as per set periodicity of one month. Each service per motor pump to be measured and paid one unit.

All as per item No 37 above but for motor pumps of cap 40/50 HP.

Painting of centrifugal pumping set of cap of following cap including suction and discharge pipe line including valve controls with scrapping the existing paint with wire brush and painting with two coats of synthetic enamelled spray paint after making good to existing painted surfaces:-

M/s Dhruv Enterprises (BID ID -3097070)

M/S B.H. ENTERPRISE (BID ID -3099691)

M/s Capital Traders (BID ID -3097586)

M/s Ravi Enterprise (BID ID -3098908)

Nripen Kalita (BID ID -3098720)

FRIENDS ENTERPRISE (BID ID -3099798)

MS DAS CONSTRUCTION (BID ID -3100331)

M/S Vimal Enterprise (BID ID -3098465)