REPAIRS AND REWINDING OF MOTOR PUMPS AT M GEDDA FILTRATION PLANT 104 BPH MEGADRIPETA NAUSHAKTI VIHAR AND CONNECTED MISC WORKS UNDER GE UTILITY II VISAKHAPATNAM

Amount

Taking down existing electric motor 3 phase 415V 50 cycles AC from foundations bed/coupling opening the motor, taking to workshop and removing the burnt windings cleaning the stater and rotor with cleaning agent, rewinding the motor with appropriate gauge of super enamelled copper wire of same gauge and same number of turns of existing make, insulating winding with existing class of insulation, varnishing baking up including supply and replacement of base foundation nuts bolts same to site and re-installation of motor with suitable packing materials and connecting to the pump and testing the motor upto satisfactory performance for the following capacity and any make of the motor, complete all as specified and directed:- Note:- Bearings shall be measured and paid separately under relevant item of BOQ.

Up to 7.5 HP Capacity

10 to 15 HP Capacity

20 to 40 HP Capacity

50 to 75 HP Capacity

100 to 150 HP Capacity

170 HP Capacity

Taking down carefully the existing motor from foundation bed for servicing by removing the coupling, cleaning the motor & stater body with cleaning agent, varnishing to improve the insulation values, reassembling and re-installing the motor with necessary bolts, nuts and washers and connecting the pump sets of the following capacities, complete all as specified and directed:- Note:- Bearings shall be measured and paid separately under relevant item of BOQ

Up to 7.5 HP Capacity

10 to 15 HP Capacity

20 to 40 HP Capacity

50 to 75 HP Capacity

100 to 150 HP Capacity

170 HP Capacity

M&L for dismantling centrifugal pump coupled with 3 phase 415 volt, 50 Hz electric motor of following capacities from the foundation bed for repairs by removing the coupling and foundation bolts etc, dismantling the complete pump and separate the serviceable and unserviceable parts. Replace the unserviceable parts/spares, reassembling and reinstall the pump with necessary bolts nuts and washers including cleaning and removing the scales and replacement of spare parts like impeller nut, keys, lock washer, gasket and greasing, re-assembling coupling, testing and commissioning the pump set up to satisfaction level, complete all as specified and directed:- Note:- Spare parts shall be measured and paid separately under relevant items of BOQ

170 HP Pump Set

120 to 150 HP Pump Set

50 to 75 HP Pump set

20 to 40 HP Pump Set

10 to 15 HP pump set

Upto 7.5 Hp pump set

Supply and fix in repairs, pump set Star coupling made out of mild steel including drilling holes and suitable size of nuts, bolts for the following capacities of motors, complete all as specified and directed:-

Up to 7.5 HP Motor

10 to 15 HP Motor

20 to 40 HP Motor

50 to 75 HP Motor

100 to 170 HP Motor

Supply and fix in repairs terminal block of 6 terminals of the following capacities, complete all as specified and directed :-

Up to 7.5 HP Motor

10 to 15 HP Motor

20 to 40 HP Motor

50 to 75 HP Motor

100 to 170 HP Motor

Supply only the following bearings required during rewinding /servicing of motors to incorporate under relevant items, complete all as specified and directed:-

Up to 7.5 HP Capacity

10 to 15 HP Capacity

20 to 40 HP Capacity

50 to 75 HP Capacity

100 to 150 HP Capacity

170 HP Capacity

Tapper roller bearing suitable for 50 HP to 75 HP Capacity pump set, complete all as specified and directed.

Tapper roller bearing suitable for 100 HP to 120 HP Capacity pump set, complete all as specified and directed

Tapper roller bearing suitable for 150 HP to 170 HP Capacity pump set, complete all as specified and directed

Supply and replace rubber couplings, complete all as specified and directed :-

Rubber coupling R 110

Rubber coupling R 150

Rubber coupling R 190

Rubber coupling R 225

Supply only for following spare parts for centrifugal pump set up to 7.5 HP capacity, complete all as specified and directed

Casing Ring

Latern Ring

Shaft sleeve DE/NDE

CI Gland covers with MS Studs

Ball Bearing

Supply only for following spare parts for centrifugal pump set of capacity 10 to 15 HP, complete all as specified and directed :-

Casing Ring

Latern Ring

Shaft sleeve DE/NDE

CI Gland covers with MS Studs

Ball Bearing

Supply only for following spare parts for centrifugal pump set of capacity 20 to 40 HP, complete all as specified and directed :-

Casing Ring

Latern Ring

Shaft sleeve DE/NDE

CI Gland covers with MS Studs

Ball Bearing

Supply only for following spare parts for centrifugal pump set of capacity 50 to 75 HP, complete all as specified and directed:-

Casing Ring

Latern Ring

Shaft sleeve DE/NDE

CI Gland covers with MS Studs

Ball Bearing

Supply only for following spare parts for 100 to 150 HP centrifugal pump set, complete all as specified and directed :-

Casing Ring

Latern Ring

Shaft sleeve DE/NDE

CI Gland covers with MS Studs

Ball Bearing

Supply only for following spare parts for 170 HP centrifugal pump set, complete all as specified and directed :-

Casing Ring

Latern Ring

Shaft sleeve DE/NDE

CI Gland covers with MS Studs

Ball Bearing

Supply only CI Impellers as per existing Model for the following capacities, complete all as specified and directed:-

Up to 10 HP Capacity

15 to 30 HP capacity

40 to 75 HP Capacity

120 to 75 HP Capacity

Supply only Pump Shafts as per existing Model for the following sizes, complete all as specified and directed:-

Up to 10 HP Capacity

15 to 30 HP capacity

40 to 75 HP Capacity

100 to 170 HP Capacity

Taking down carefully the existing motor from the bed and taking up the VT pump by split, opening the pump by removing coupling, line shaft and pump set and identifying the defects and replacing the worn-out partsas per requirement, cleaning and over hauling the pump and testing, commissioning after repairs and carry out re-erection of Pump set complete upto satisfactory performance, complete all as specified and directed Note:- Spare parts shall be measured and paid separately under relevant items.

Supply only following spare parts suitable for 30/ 40/50 HP VT water lubricated pump, complete all as specified and directed

Head shaft

Bearing holder assembly

Head shaft coupling

Stuffing box with bush complete

Line shaft bearing

M&L for Damaged column pipe by removing and cutting, welding & Threading, complete all as specified and directed.

Taking down carefully existing motor and pump set from the unserviceable bed and taking up the complete MS bed from the PCC and cleaning & levelling the bed including new PCC work along with fabrication of new MS bed by using new MS work with foundation bolts and nuts suitable for mounting/re-erecting the pump & motor after necessary minor repairs complete, with two coats of existing colour painting over a coat of red oxide and testing, commissioning up to satisfaction levels of following sizes, complete all as specified and directed:-

S&F over load relay of existing model for AC 415 V, 50 Hz, 3 phase for the following capacity of electric motor including disconnecting / removing old unserviceable thermal over load relay from existing star delta starter,complete all as specified and directed:-

150 to 170 HP Capacity

100 to 120 HP Capacity

30 to 75 HP Capacity

Up to 25 HP Capacity

Supply and fix contactors as per existing model for AC 415 V, 50 cycles, 3 phase suitable for the following capacity of electric motors including disconnecting/removing the old unserviceable contactors from the starter, complete all as specified and directed:-

150 to 170 HP Capacity

100 to 120 HP Capacity

40 to 75 HP Capacity

20 to 30 HP Capacity

Upto 20 HP Capacity

Supply and fix DOL starter for AC, 415V 50 Hz 3 phase suitable for Up to 10 HP capacity of electric motor including disconnecting / removing the old unserviceable starters from the panel, complete all as specified and directed.

All as per Item No. 25 of the above but of capacity 10 HP to 40 HP.

All as per Item No. 25 of the above but of capacity 50 HP to 75 HP.

All as per Item No. 25 of the above but of capacity 120 HP to 170 HP.

Supply and replace PVC cooling fan suitable for the existing motors of various capacity including testing and commissioning, complete all as specified and directed.

Supply and replace Nut & Bolts, Gland Bolts Eye bolts of different sizes complete all as directed including taking down the unserviceable bolts, complete all as specified and directed.

Supply and replace pressure gauge 0-10 Kgs/Sq mm with 4" dia including necessary fittings, complete all as specified and directed.

Supply and replace Electronic digital multifunction meter 415 V, 3 phase including CT, complete all as specified and directed.

Supply and replace Rubber sheet of size 3/4/6/8 mm thick, complete all as specified and directed.

Supply and replace gland packing rope of 8/10/12/12.5/14/16mm sizes to pump sets of different sizes and capacities, complete all as specified and directed

Supply and replace unserviceable brass air cock of suitable size to pump sets, complete all as specified and directed

M&L Synthetic mat (rubber matting) suitable for 11000 Volts electrical grade 2mx1mx19mm thick chequered top, ISI marked to be laid in front of LT panel board, complete all as specified and directed.

Supply and fix MCCB in repairs, 4 Pole 400 Amps, breaking capacity 36 KA with continuously adjustable electronic release, complete all as specified and directed.

Supply and fix MCCB in repairs, 4 Pole 200 Amps, breaking capacity 25 KA with continuously adjustable electronic release, complete all as specified and directed.

Supply and fix MCCB in repairs, 4 Pole 125 Amps, breaking capacity 36 KA with continuously adjustable electronic release, complete all as specified and directed.

Supply and fix MCCB in repairs, 4 Pole 100 Amps, breaking capacity 36 KA with continuously adjustable electronic release, complete all as specified and directed.

Supply and fix MCCB in repairs, 4 Pole 63 Amps, breaking capacity 36 KA with continuously adjustable electronic release, complete all as specified and directed.

Supply only chlorine gas supplied in 100 kg cylinders for water treatment, complete all as specified and directed. Note:- (i) Testing the cylinders, and repair to outlet valves of cylinders and maintain the gas control and regulating system shall be the responsibility of Contractor and the rate is deemed to be included for the same (ii) Chlorine gas will be supplied in 100 Kg cylinders only

Supply only stable bleaching powder (SBP) (Calcium hypochlorite) Grade 1, Availability Chlorine 34% Min, Stability 1/15 Max, Moisture 0.3% Max, Confirming to IS -1065, in 25 kg bag, complete all as specified and directed.

Supply only CHLORINE 65%-70%(Calcium based granular disinfectant for water treatment more stable for water treatment than chlorine gas and stronger than bleaching powder and sodium hypochlorite) in 45 Kg drums, complete all as specified and as directed.

Supply and fixing 400 mm bore water meter having dry dialing magnetic driven interchangeable spare parts, copper casing dial as per IP 68, flanged ends, complete all as specified and directed.

All as per Srl item No. 42 of above but for 300 mm bore size.

Supply and replace spare parts for following chloronorm plant gravity feed as per sample including the taking down the unserviceable spare parts of the Chlorination plant, complete all as specified and directed.

Panel connecting copper tube set

Pressure releasing valve (diaphragm primary)

Primary filter PV 01

Supply and replace PVC Pipe of High Grade Flexible type of 20mm for Chlorine gas outlet pipe, complete all as specified and directed.

Supply and replace PVC Pipe of medium Grade Flexible type of 20 mm for priming outlet pipe, complete all as specified and directed.

Supply, fixing and testing of soft starter 415 Volts suitable for Pump of capacity 30 to 50 HP in existing LT panel with necessary fixing arrangements including taking down existing unserviceable, complete all as specified and directed.

All as per Item No. 45 of the above but of capacity 60 HP to 120 HP.

All as per Item No. 45 of the above but of capacity 150 HP to 170 HP.

Servicing of soft starter 415 Volts suitable off size of different capacity installed at various location, dismantling the existing soft starter, servicing the same, replacing the defective spare parts and refixing it at the original place, complete all as specified and as directed.

M & L for preparation of old steel surfaces of Pipes of any dia (outer surface) and applying one coat of synthetic enamel paint of existing colour, complete all as specified and as directed.

M&L for preparation and applying spray paint of existing colour for electric driven pumpset of upto 10 HP capacity, complete all as specified and directed.

All as per Srl item No. 48 above but of 12.5 to 40 HP capacity

All as per Srl item No. 48 above but of 50 to 100 HP capacity

All as per Srl item No. 48 above but of 120 to 170 HP capacity

Supply and fixing CI sluice valve PN 1.6 conforming to IS 14846 flanged end with iron wheel head, stainless steel spindle, flange joints and including necessary nuts, bolts, washers, rubber washer etc, and taking down old sluice valve of size 300 mm dia, complete all as specified and directed:-

All as per Srl item No. 49 above but of size 200 mm bore

All as per Srl item No. 49 above but of size 150 mm bore

All as per Srl item No. 49 above but of size 100 mm bore

Supply and Fix in reapirs, Cast Iron Non return Valve of 200 mm dia size with by pass arrangement with necessary rubber gasket, bolts, nuts and washers, complete all as specified and directed.

All as per Srl item No. 50 above but of size 150 mm bore.

All as per Srl item No. 50 above but of size 100 mm bore.

Supply and fix in repair CI foot valve of 250 mm bore, complete all as specified and directed.

All as per Srl item No. 51 above but of size 200 mm bore.

All as per Srl item No. 51 above but of size 150 mm bore.

Supply and fix in repairs LED tube light fitting alongwith with fixture 22 Watts, complete all as specified and directed.

Supply and fix in repairs industrial corrosion proof LED flood light fitting of 200 Watt capacity with IP66 protection including electronic driver and accessories suitable for pole including GI bracket made of 40 mm gia Gi pipe light grade of length not less than 1.2 metre bend to shape as required including connecting up with twin core twisted flexible copper conductor cable with suitable size, necessary MS clamps, bolts, nuts, duly painted with 2 coats of synthetic enamel paint over a coat of primer, complete all as specified and directed. Make:- Havells Cat No. JETAADORNFLS200WLED757PR1SYMTOTG

Supply and install in repair including testing and commissioning of LT panel indoor type totally enclosed with front and rear opening hinged doors and raised platform of suitable sizes weather dust vermin proof made out of 3.15mm thick CRCA sheet, factory made powder coated as approved colour, aluminum bus bar suitable for 3 phase 4 wire LT, AC, 50Hz, 433 volts, 200 Amps capacity RYBN insulated with sleeved insulation complete with multifunctional meter LED type by showing Amps, volts, frequency etc along with suitable size of CT on outgoing, indicating lamp RYB , complete internal wiring with suitable size of PVC insulated copper conductor cable, including cable glands and lugs for incoming and out going cables as per required sizes, PCC platform made out of 1:2:4 type B1 and pedestal of 30 cm height from GL with suitable nut, bolts, washers to accomodate the following items including supply and fix the same, complete all as specified and directed :- (a)MCCB 125 Amps 4 pole 25 KA - adjustable type with extended terminal (incoming) -01 Nos (b)MCCB 63 Amps 4 pole 25 KA - adjustable type with extended terminal (outgoing) -02 Nos (c) Soft starter 30 HP with in built contactor and relay - 02 Nos (d)MCB TPN 40 Amps 4 pole 16 KA - 4 Nos (e)Multifunctional meter (KWH, Voltage,Ampere and frequency)-01 set (f) RYB indicator lamp-01 set

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 directed.

SCHEDULE OF CREDIT Note :- Amount of Rs. 38,343.00 indicated in Tender Documents as Schedule of Credit shall be deducted from the total quoted amount of BOQ.

MVV Prasad

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