REPAIR AND REWINDING OF MOTOR /PUMPS AND CONNECTED MISCELLANEOUS WORKS UNDER AGE E/M NO. I OF GE (UTILITY-II) VISAKHAPATNAM

Amount

Taking down carefully existing motor and pump set from the damaged MS frame and PCC bed and including cleaning and levelling the damaged bed with PCC 1:2:4 type B1 (using 20 mm graded stone aggregate) not exc. 100 mm depth to match with alignment of existing pipe line, replacement of MS frame work of existing size with foundation bolts and nuts suitable for mounting / re-errecting the pump and motor after necessary minor repairs, preparation and applying two coats of synthetic enamel paint over a coat of red oxide primer on MS frame for the following capacity complete all as specified and directed by Engr-in-Charge.

Upto 25 HP capacity.

30 to 75 HP capacity.

80 to 170 HP capacity.

Supply and fix 3 pole power contactor of existing model for AC 415 Volts, 50 Hz, 3 Phase suitable for electric motor of following capacity including removing existing unserviceable one from star delta starter complete all as specified and directed.

100 to 170 HP capacity.

50 to 75 HP capacity.

35 to 45 HP capacity.

20 to 30 HP capacity.

10 to 15 HP capacity.

Supply and replace burnt bimetal over load relay suitable for the following capacity of motor starters as existing at site complete all as directed

100 to 170 HP capacity (relay range 180-300 Amps)

40 to 75 HP capacity (relay range 45-75 Amps)

10 to 30 HP capacity (relay range 20-33 Amps)

Supply and replace Electronic Timers of type ET 100, 415 Volts for 9 - 13 Seconds complete all as per directed. Make:- CAT No SE92006 of L&T or its equivalent in ABB, BCH, Siemens , C&S Electric Ltd, Schneider

Supply and replace existing pressure guage 6" dial, 0-16 Kgs/Cm2 rating including necessary fittings complete all as directed by Engr-in-charge.

Material & Labour for painting to old painted steel surfaces of Centrifugal/ monoblock Pump sets along with connected pipes of the following capacity with one coat of synthetic enamel paint including cleaning, scraping foreign material and degreasing surfaces complete all as directed

Upto 5 HP capacity

7.5 to 10 HP capacity.

12 to 25 HP capacity

30 to 60 HP capacity

70 to 100 HP capacity

120 to 170 HP capacity

M&L for disconnecting and removing the existing defective Mono block pump set motor of the following capacity of any make from the installed position by putting dummy plate to suction and delivery removing the burnt out winding and re-winding the same with super enamelled copper wire of same gauge and same No of turns of existing make insulating winding with existing class of insulation varnishing baking up including replacement of base foundation nuts, bolts, wornout parts such as bearings, shaft sleeves, oil seal / gland rope, rubber packing / coupling greasing etc., and re-installation of pump, testing to satisfactory performance complete all as directed by Engineer-in-charge. Note : Bearings, CI gland plates, Terminal block, shaft shall be measured and paid separately under relavent item of BOQ

Upto 2.5 HP capacity

3 to 5 HP capacity.

5.5 to 12.5 HP capacity

15 to 30 HP capacity

M&L for disconnecting and removing the existing defective Mono block /centrifugal pump of following capacity of any make from the installed position by putting dummy plate to suction and delivery dismantle strip opening the pump renewal the worn out parts, and polishing shaft, overhauling and and re-installation of pump and testing to satisfactory performance complete all as directed by Engineer-in-charge. Note : Bearings, casing rings, shafts, gland plates, Impeller shall be measured and paid separately under relavent item of BOQ

Upto 2.5 HP capacity

3 to 5 HP capacity.

5.5 to 12.5 HP capacity

15 to 30 HP capacity

Supply only ball bearings suitable for centrifugal and mono block pumps motors as existing at site

Upto 2.5 HP capacity

3 to 5 HP capacity.

5.5 to 12.5 HP capacity

15 to 30 HP capacity

M&L for disconnecting and removing the existing defective centrifugal pump of following capacity of any make from the installed position by putting dummy plate to suction and delivery dismantle strip opening the pump renewal the worn out parts, and polishing shaft, overhauling and and re-installation of pump and testing to satisfactory performance complete all as directed by Engineer-in-charge. Note : Bearings, casing rings, shafts, gland plates, Impeller shall be measured and paid separately under relavent item of BOQ

40 to 60 HP capacity

75 to 100 HP capacity

110 to 150 HP capacity

170 HP capacity

Dismantling motor from Pump assembly of following capacity, removing side covers, unserviceable worn out bearings and replacing with new bearings suitable for driven end and non-driven end including cleaning the winding, improve the insulation and re-assembling the motor complete all as specified and directed by Engr-in-Charge. Note : Bearings, casing rings, terminal block shall be measured and paid separately under relevent items of BOQ.

10 to 15 HP capacity

20 to 30 HP capacity

40 to 60 HP capacity

75 to 100 HP capacity

110 to 150 HP capacity

170 HP capacity

Supply only bearings suitable for following capacity motors Note:- Labour for fixing the same is deemed to be included in rewinding / servicing of motors item as above.

Tapered roller bearing suitable for 150 to 170 HP Capacity

Tapered roller bearing suitable for 100 to 110 HP Capacity

Tapered roller bearing suitable for 70 to 80 HP Capacity

Taperedroller bearing suitable for 50 to 60 HP Capacity

Tapered roller bearing suitable for 25 to 40 HP Capacity

Tapered roller bearing suitable for 12.5 to 20 HP Capacity

Supply only Pump Shafts as per existing Model with necessary metal filling and machine suitable for the following capacity of pump sets.

Upto 2.0 HP capacity

2.5 to 5.0 HP capacity

7.5 to 10 HP capacity

12.5 to 20 HP capacity

25 to 35 HP capacity

40 to 60 HP capacity

75 to 110 HP capacity

170 HP capacity

Supply only pump shaft made out of carbon steel complete with key ways, keys and check nuts to lock the impeller pump assembly for the following capacity

Upto 5.0 HP capacity

7.5 to 15 HP capacity

20 to 30 HP capacity

40 to 60 HP capacity

100 to 120 HP capacity

170 HP capacity

Supply only Casing ring for Centrifugal / mono block pumps for the following capacity :-

10 to 15 HP capacity

25 to 35 HP capacity

40 to 60 HP capacity

75 to 100 HP capacity

110 to 170 HP capacity

Supply only CI gland plate high tension studs for Centrifugal / mono block pumps for the following capacity :-

10 to 15 HP capacity

25 to 35 HP capacity

40 to 60 HP capacity

75 to 100 HP capacity

110 to 170 HP capacity

Supply only CI impeller suitable for centrifugal / mono block pumps for the following capacities :-

Upto 5 HP capacity

7.5 to 10 HP capacity.

15 to 20 HP capacity

25 to 35 HP capacity

40 to 50 HP capacity

60 to 75 HP capacity

170 HP capacity

Supply only terminal Block suitable for following capacity motors

Upto 2.0 HP capacity

2.5 to 5.0 HP capacity

7.5 to 10 HP capacity

12.5 to 40 HP capacity

50 to 80 HP capacity

100 to 125 HP capacity

170 HP capacity

Supply and replace rubber bush coupling for pumpset of follwing capacity complete all as directed.

Upto 7.5 HP capacity

12.5 to 15.0 HP capacity

20 to 25 HP capacity

30 to 40 HP capacity

50 to 75 HP capacity

100 to 125 HP capacity

170 HP to 250 HP capacity

S & F MS Pully muff / Flexible Jaw Coupling joint Type SW type with necessary foundry work for pump of following capacity including taking out worn out coupling set by dismantling complete pump and motor from base foundation, re-assembling the motor complete all as specified and directed by Engr-in-Charge.

Upto 5 HP capacity

7.5 to 12.5 HP capacity.

15 to 25 HP capacity

30 to 50 HP capacity

60 to 75 HP capacity

100 to 110 HP capacity

170 HP capacity

Supply only Gland packing end cover (Stainless steel of suitable grade) as per existing size suitable for pumpset of following capacity

170 HP capacity

60 to 100 HP capacity

Upto 50 HP capacity

Disconnecting and taking out the existing submersible pump set including all connected cables, suction pipe, etc., from the deep bore well of any depth,kept a side for reuse and flushing of existing borewells of size 150 mm dia 150 Mtrs depth with drilling compressor including surging and flushing the bore at a pressure of 7 Kg / Sq cm complete with compressed air and flushing the sand, mud etc from the bore well till discharge of the fresh water including testing of water samples for chemical and bacteriological tests and yield testing for 8 hours complete and re-erecting the submersible pump set with necessary suction pipe, cables, etc complete including testing all as directed.

Supply, fix, testing and commissioning new 24 Volts, 180 AH Battery with In-built battery charger including removing existing unserviceable one complete all as directed. Make :- Exide, Amco, Nicco, Amaron or any other equivalent make as approved by GE

Disconnecting the delivery pipe line and electric connections of submersible pump set of capacity of 5.0 to 7.5 HP and lifting and removing it from its position along with pipes and fittings carefully with the help of required T&P and transporting the same to the work shop for inspection, repairs and re-assembling the pump and motor as per the original assembly after repairs / replacing the worn out unserviceable parts with new parts as ordered, including cleaning replacing the minor items like packing bolts, nuts washers and MS clamps etc and applying one coat of approved hammertene spray paint on exposed steel surface, making the pump and motor fully serviceable including lathework etc., and testing the same for satisfactory operation on its full load and refixing the same in its original position including connecting up of water and electric connections all as specified and directed by Engineer - in - Charge. NOTE :- Spares shall be measured and paid separately under relevant items of BOQ

Supply only the following spares for submersible pump set of 5 to 7.5 HP capacity

Motor bearing bush

Thrust bearing set

impeller

Stage casing

Suction Bush

Pump NRV

Discharge outlet bush

Discharge outlet

Middle bush

SS Sleeve

Neck ring stage casing

Sand guard

Oil Sleeve

Disconnecting the delivery pipe line and electric connections of submersible pump set of capacity of 7.5 HP and lifting and removing it from deep borewell of any depth along with pipes and fittings carefully with the help of required T&P and transporting the same to the work shop for repair / servicing and rewinding with PVC insulated copper conductor of same gauge and same number of turns as that of existing including tightning the winding and connecting the coils and bringing the connections as that of existing complete lowering and refixing the same in its original position including connecting up of water and electric connections including testing and commissioning complete all as specified.

M& L for servicing of LT panels of any size by cleaning the panel, bus bar chamber with CTC solution, and welding the door using arc welding and fixing hinges, necessary nut and bolts, washers and made it completely functional for open/ close including painting of panel by spraying with two coats of epoxy based paint over a coat of red oxide primer, after cleaning of rusty panel surface both inside/ outside by emery paper and necessary preparation of smooth surface suitable for painting and including checking of incoming and outgoing connections, Re-fixing of existing ACBs & MCCBs, testing & commissioning, connected PCC & frame works, rewiring of control and power wiring with suitable size of FRLS copper cable but not less than 1.5 Sqmm, replacing of various unserviceable ON/ OFF switches, lugs etc making the panel fully functional complete all as specified and as directed.

Supply and replace on load changeover switch 630 Amps 415 V, 4 pole with IP 65 enclosure as per site requirement complete all as specified and as directed.