REPAIR AND MAINTENANCE TO BOREWELLS, PUMPSETS AND CONNECTED ACCESSORIES AT MIL STN PATIALA UNDER GE(S) PATIALA.

Amount

Disconnecting the electrical connections of submersible pumping set upto 30 HP from pannel board and taking out complete pump set with electric motor including column pipes mannually/ mechnically, dismantling pump from motor and lowering complete set after repairs as mentioned here in after all as directed by Engieer-in-Charge. Note: i)The parts to be replaced and repairs as required and ordered by Engineer-in-charge shall be paid separately under respective items here in after ii) Transport charges tp and fro upto approved are not included in quoted rate of this item.

All as per serial item no 1.00 here in before but for Electric motor 3 phase 40/45HP, 400/415 volts 50 C/S, complete all as specifed and directed.

All as per serial item no 1.00 here in before but for Electric motor 3 phase 50/55HP, 400/415 volts 50 C/S, complete all as specifed and directed.

M & L for rewinding the electric motor of capacity 3 phase 30HP, 400/415 volts 50 C/S of sumbersible pump by opening the motor , removing all burnt out coils, cleaning the slots and all insulating material and rewinding the same with PVC insulated copper wire of existing gauge including providing bamboo pieces for locking the slots and reassembling , testing and commissioning of electric motor on full load for 8 hours continuous running, including to and fro transporting charges upto approved workshop and duly painted with anti corrisive paint, complete all as specified and directed. Note :- pares i.e bearings etc if any required for replacement will be paid under respective items here in after. However cost of fixing of bearing or any machine work required is deemed to be included in the rates quoted by the contractor.

All as per serial item no 2.00 here in before but for Electric motor 3 phase 40/45HP, 400/415 volts 50 C/S, complete all as specifed and directed.

All as per serial item no 2.00 here in before but for Electric motor 3 phase 50/55HP, 400/415 volts 50 C/S, complete all as specifed and directed.

Transporting and repair to the pumping set of capacity 30 to 55 HP to work shop, dismantling the pump and replacing unserviceable parts i.e. impellers , bushes , sleeves , shafts and neck ring rubber bushes etc, bringing back to site duly painted with anti corrosive paint all as directed by Engineer-in-Charge. Note : Spares such as impellers , shaft , bushes, thrust plates , sleeves , neck rings , rubber bushes etc will be paid under respective items. However, the cost of minor repair such as lathe work / welding work, painting required to be done is included in rates quoted by the contractor.

Supply and replace stainless steel pump shaft suitable for 30 to 55HP submersible pumping set.

Supply and replace gun Metal/Bronze bush suitable for 30 to 55 HP submersible pumping set.

Supply and replace stainless steel impeller for 30 to 55 HP submersible pumping set.

Supply and replace thrust plate suitable for 30 to 55HP submersible pumping set.

Supply and replace stainless steel sleeve for submersible pumping set 30 to 55HP as per existing size of motor and pump shaft.

Supply and replace stage casing bowl suitable for pump set 30 to 55HP of any make and type/stage (as per existing sample).

Supply and replace neck ring bronze suitable for existing size of bowl (as per existing sample).

Supply and replace motor pump coupling assy made of cast iron including replacement of suitable size of studs/nut, bolts on pump and motor side (as per existing sample).

Supply and replace of motor oil suitable for electric motor 30 to 55 HP.

Supply and replace of water seals suitable for electric motor 30 to 55 HP (as per existing sample).

Supply and replace counter thrust bearing ring of electric motor 30 to 55HP (as per existing sample).

Supply and replace rotor support of electric motor 30 to 55HP (as per existing sample).

Supply and replace thrust bearing housing of electric motor 30 to 55HP (as per existing sample).

Supply and replace retainer ring with stainless steel ball for pump set 30 to 55HP (as per existing sample).

Supply and replace thrust pads (segments) suitable for electric 30 to 55HP (as per existing sample).

Supply and replace Thrust bearing plate runner suitable for electric motor 30 to 55 HP (as per existing sample).

M & L MS column pipe ISI Marked 150 mm bore size heavy duty , MS Flange Heavy Duty both ends flanged and suitable to fix as per site requirement in vertical position, including lowering in tube well all jointing material flange gasket, MS Nut & Bolt with washer complete all as specified and directed.

All as per item Srl No. 24 here in before but pipe of 125 mm bore.

Re-Development and stabilzing of tube well in accordance with IS : 2800 (part I) and IS: 11189 , to establish maximum rate of usable water yield without sand content (beyond permissible limit), with air compressor of capacity 550 cfm at 600, operation for PSI, running the compressor for required time till well is fully developed, measuring yield of well by "V" notch method or any other approved method, collecting water samples & getting tested in NABL approved laboratory, i/c disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc., all as per requirement and complete all as specifed of Engineer-in-charge.

Re-winding of CF / Monoblock / submerssible electric motor by disconnecting electrical & mechanical connections, opening the motor , removing all burnt out coils, cleaning the slots and rewinding the same with supper enameled copper wire / insulated copper winding wire as per the existing gauge and reassembling, testing and commissioning of electric motor on full load capacity 12.5 HP, three phase 415Volts 50 HZ including repair to pump by replacing unserviceable bush, bearings of existing size and lathe work if required and refixing the same complete all as specified and directed by Engineer-in-Charge.

All as per item Srl No. 27 here in before but for CF / Monoblock electric motor of capacity upto 7.5 HP, complete all as specified and direcetd.

All as per item Srl No. 27 here in before but for CF / Monoblock electric motor of capacity upto 3 / 5 HP, complete all as specified and direcetd.

All as per item Srl No. 27 here in before but for CF / Monoblock electric motor of capacity upto 1.5 HP, complete all as specified and direcetd.

Re-winding of induction motor by opening the motor , removing all burnt out coils, cleaning the slots and rewinding the same with super enameled copper winding wire of same as existing gauge and reassembling , testing and commissioning of electric motor on full load for 4-6 hours continuous running of the capacity 75 HP, complete all as specified and direcetd. Note - Spares if any required for replacement will be paid under respective items here in after. However cost of fixing of spare or any machine work required is deemed to be included in the rates quoted by the contractor.

All as per item Srl No. 27 here in before but for induction motor of capacity 50 HP, complete all as specified and direcetd.

All as per item Srl No. 27 here in before but for induction motor of capacity 40 HP, complete all as specified and direcetd.

Labour only for taking out the Vertical Turbine pump assembly of 75 HP along with connected shaft , after unscrewing the nuts /bolts , screws etc and reassembling after necessary repairs complete all as specified and directed . The cost element includes the following elements, (i) Disconnecting the connection of incoming cables to the motor. (ii) Taking down the 75 HP motor from the pump ( appx – wt 250 kgs ) after disconnecting the coupling and foundations bolts. (iii) Taking out the VT pump from sump . ( Appx. Depth of sump 20 feet and wt appx 500 kg ) complete with outer casing , etc . (iv) Strip opening the pump after unscrewing nuts / bolts , screws etc for servicing and replacement of any defective part. (vi) Reassembling the pump , lowering down , remounting the motor on pump , making connections and testing complete all as directed.

Note - Any defective part to be replaced shall be measured and paid separately under respective item of schedule , here in after . GEs/EIC approval shall be taken before declaring any part as defective. Required T&P such as lifting chain – pulley block ( not less than 2 ton capacity ) and other lifting arrangement and icluding to and fro transporting charges upto approved workshop shall be deemed included in quoted rate.

Supply and replace motor pump coupling for 75 HP Vertical Turbine pump complete with nuts , bolts , washers , rubber bushing complete all as specified and directed .( Making hole in the coupling matching with dia of motor - pump , cutting slot for key and other required lathe work shall be part of job at no extra cost )

Supply and replace shaft of Vertical Turbine pump of length 1.5 – 2 mtr , made out of 25 mm dia stainless steel rod complete all as specified and directed .

Supply and replace shaft of Vertical Turbine pump of length 1.5 – 2 mtr , made out of 50 mm dia stainless steel rod complete all as specified and directed .

Supply and replace Gun metal bush 6" to 8" long of suitable dia with lathe work, complete all as specified and directed.

Labour only for taking out the non return valve 200 mm bore of Vertical Turbine pump unit after unscrewing nuts /bolts etc , refixing the same after replacement of rubber / leather gland complete all as specified and directed .

Material and labour for replacement of stainless – steel pin of 200 mm dia non return valve , including necessary reboring , welding for fixing of pin complete all as specified and directed .

Material and labour for replacement of ball bearing of 75 HP VT motor - size 6315 CB as per existing size. Make: SKF/NBC

Material and labour for replacement of ball bearing of 75 HP VT motor - size 6311 CB as per existing size. Make SKF/NBC

Supply and fix in repairs of nuts, bolts, washer and studs of any size as per sample provided by Engr-in-charge, compete all as specified and directed by Engr-in-charge.

Labour only for taking out the foot valve assembly of 30 HP to 75 HP along with connected 8 inch suction pipe after unscrewing the nuts /bolts , screws etc and reassembling after necessary repairs complete all as specified and directed . The cost ofelement includes the following elements, (i) Taking out the foot valve assembly from sump . ( Appx. Depth of sump 15 feet and wt appx 200 kg ) complete with suction strainer etc. (ii) Reassembling the same after repair to foot valve , lowering down reassembling and testing complete all as directed. Note - Any defective part to be replaced shall be measured and paid separately under respective item of schedule , here in after . EIC approval shall be taken before declaring any part as defective. Required T&P such as lifting chain – pulley block and tripod (not less than 2 ton capacity and 20 feet lifting arrangement portable type ) and other lifting arrangement shall be deemed included in quoted rate.

Supply & fixing Cast Iron swing check type Non Return (Reflux) Valve as per IS 5312, part-I, PN 1.6 without bypass arrangement, ends flanged suitable for 200 mm bore pipe complete with nuts /bolts and washers of appropriate size and rubber gasket etc complete all as specified and directed.

Supply only rubber / leather seat suitable for 200 mm dia NRV complete all as specified and directed .

Taking down centrifugal pump set 30 HP to 75 HP from foundation after unscrewing nuts / bolts , inlet –out flanged pipes and carrying to work shop for repairs and reassembling after necessary repairs which shall include the following elements – (i) Disconnecting the pump from motor after unscrewing the coupling nuts / bolts. (ii) Strip opening the pump and replacement of unserviceable parts. (iii) Necessary lathe work for repair to pump. (iv ) Reassembling the pump and reinstallating in the installation including to and fro transporting charges upto approved workshop (v) Paint to pump with one coat of synthetic enameled paint matching with existing colour of motor. Note - Any defective part to be replaced shall be measured and paid separately under respective item of schedule , here in after . EIC approval shall be taken before declaring any part as defective. Required T&P such as lifting chain – pulley block and tripod (not less than 2 ton capacity and 20 feet lifting arrangement portable type ) and other lifting arrangement shall be contractors responsibility and shall be deemed included in quoted rate.

Supply only gun metal bush matching with the size of shaft as per sample complete all as specified and directed .

Supply only Cast Iron impeller matching with the existing size / design of manufacturer complete all as specified and directed .(Make of pump Mathar / Platt. )

Supply only ball bearing of pump DE/NDE matching with manufacturers design complete all as specified and directed. (Make of pump – Mathar / Platt.)

Supply only stainless steel shaft to match the existing manufacturers design complete all as specified and directed . (Make of pump – Mathar / Platt.)

Supply and fix mild steel / cast iron coupling suitable for centrifugal pump of rating 30 HP to 75 HP complete with rubber tyre / coupling nuts bolts and rubber washer, complete all as specified and directed. Note: Making hole in the coupling matching with the size of shaft of pump and motor , cutting key slot shall be deemed included in quoted rate.

Supply and fix in addition PVC insulated and sheathed flat submersible cable 3 core with copper conductor of size 16 Sq mm conforming to IS 694, complete all as specified and directed.

Supply and fix in addition PVC insulated and sheathed flat submersible cable 3 core with copper conductor of size 10 Sq mm conforming to IS 694, complete all as specified and directed.

Taking down old star delta starter and Supply and fixing fully Auto matic star delta starter suitable for Submersible pumpset 45/50 HP 3 Phase 415 volts 50 C/S with relay range obtained from existing panel, connecting up and testing complete all as specified and direcetd.

Taking down old starter and Supply and fix New motor starter direct online type suitable for motor of capacity 10 HP with relay range obtained from existing panel, connecting up and testing complete all as specified and direcetd.

All as per item Srl No. 52 here in before but of 7.5 HP capacity

All as per item Srl No. 52 here in before but of 5.0 HP capacity

Supply and replacement of bimetallic over load relay range 30 to 50 Amp, 3 phase, 415 V, for electric motor upto 50 HP Make- L &T, Havells, C&S

Supply and replacement of electronic timer suitable for electric motor 35HP to 55 HP, 415V,3 phase, complete all as specified and directed.

Supply and Replacement of single phase preventor power rating for single phase motor at 240 V, AC for submersible pump unit with 2 Pole contractor & 2 Pole relay capacity 0.75KW , complete all as specified and directed.

M & L in replacement of XLPE insulated screened PVC bedded galvanized steel strip wire armoured electric power cable heavy duty with aluminum conductor 1100 volts grade cross sectional area 95 sqmm 3.5 core with lugs glands and joints complete all as directed.

M & L in replacement of XLPE insulated screened PVC bedded galvanized steel strip wire armoured electric power cable heavy duty with aluminum conductor 1100 volts grade cross sectional area 70 sqmm 3.5 core with lugs glands and joints complete all as directed.

M & L in replacement of XLPE insulated screened PVC bedded galvanized steel strip wire armoured electric power cable heavy duty with aluminum conductor 1100 volts grade cross sectional area 35 sqmm 3.5 core with lugs glands and joints complete all as directed.

M & L in replacement of XLPE insulated screened PVC bedded galvanized steel strip wire armoured electric power cable heavy duty with aluminum conductor 1100 volts grade cross sectional area 16 sqmm 4 core with lugs glands and joints complete all as directed.

Supply & fix in replacement of MCCB 3 Pole 415Volts 36KA 200 Amps current capacity adjustable thermal fixed magnetic setting range overload/short circuit protection type complete with connected accessories including necessary connection with bus bar and out going cables all as specified and directed.

Supply & fix in replacement of MCCB 3 Pole 415Volts 36KA 160 Amps current capacity adjustable thermal fixed magnetic setting range overload/short circuit protection type complete with connected accessories including necessary connection with bus bar and out going cables all as specified and directed

Supply & fix in replacement of MCCB 3 Pole 415Volts 36 KA 125 Amps Cat part No-DN 125 current capacity adjustable thermal fixed magnetic setting range overload/short circuit protection type complete with connected accessories including necessary connection with bus bar and out going cables all as specified and directed.

Supply & fix in replacement of MCCB 3 Pole 415Volts 35KA 100 Amps current capacity adjustable thermal fixed magnetic setting range overload/short circuit protection type complete with connected accessories including necessary connection with bus bar and out going cables all as specified and directed.

M&L for earthing complete with galvanized steel earth plate electrode 600x600x6mm tthick buried directly in ground(earth plate not less than 3.25 mtr deep below the normal ground level ) with top edge of plate not less than 2.5 mtr below the normal ground level connected to galvanized earth strip 32X6mm thick by means of nuts bolts,washers,check nuts of iron or steel including test point PCC pits and RCC cover in PCC 1:2:4 (type B-1) medium grade GI watering pipe 20mm dia with funnel and wire mesh and 40 mm bore GI pipe light grade proection pipe up to test point etc including excavation and charcoalt ,common salt surrounded with 15cm all around the plate all as specified and shown in EP-3 of SSR Part-I

Supply and replace contactor AC 415 volt , operating coil -230 volts , 70 amps four pole rated capacity, complete all as specified and directed.

Supply and replace contactor AC 415 volt , operating coil -230 volts , 45 amps four pole rated capacity , complete all as specified and directed.

Supply and replace contactor AC 415 volt , operating coil -230 volts , 32 amps four pole rated capacity, complete all as specified and directed.

Supply and replace contactor AC 415 volt , operating coil -230 volts , 9 amps four pole rated capacity , complete all as specified and directed.

M& L in replacement of existing unserviceable LT feeder pillar box with new feeder pillar, installation, testing and commissioning, factory fabricated prewired, CPRI aproved, cubical type of appropriate size out door, dust and vermin proof, made out of 50x50x6mm angle iron frame/legs and 3.15 mm thick CRCA sheet with openable shutters on both sides (front & rear), powder coated externally and internally, having locking arangement mounted on four legs 90cm high (30 cm below ground level and 60 cm above ground level), embedded in PCC (1:2:4 ) type B2 block and neccessary brick work as per site requirment complete and all as specified & directed by the Engr-in-Charge to accommodate the following accessories :- Incoming (a) Copper bus bar 400 A for three phase and neutral duly insulated with sleeves of different colour RYB . (b) MCCB 4 Pole 250 A 35KA - 1 Nos (c) Digital multi functional Panel metershowing V/I.Fq,Pf along with Cts - 01 Set (d) Indicators lamp LED type RYB 240 volts - 01 Set. Outgoing (e) MCCB 4 Pole 200A 35KA - 2 Nos (f) MCB 3 Pole 63 A - 02 Nos (g) MCB 3 Pole 40 A - 02 Nos (h) MCB 3 Pole 20 A - 06 Nos

Note : (i) Incoming and outgoing cable shall be fixed with appropriate size of copper thimble (ii) Apron shall be provided at bottom for protection of cable to avoid entry of vermins, reptiles. (iii) Entries of all sizes of cables in panel should be done through adequate size of metallic cable glands.

M & L in replacement of existing unserviceable LT panel with new cubicle type floor mounted LT Panel board indoor type,double door weather and vermin proof,CPRI approved made out of of CRCA sheet of 3.15 mm thick complete with anti-corrossive powder coated paint of approved colour complete with 300 A TPN Copper Busbar suitable for operation on 415V 3ph 50 c/s supplyand copper panel wiring,front & back door opening incl locking arrangement and all accessories consisting of the following items as required. Incoming (a) 200A, 4P MCCB (36KA) WITH MICROPROCESSOR BASED LSING RELEASE -1 No (b) R,Y,B Phase Indication lamp with fuse-1 set. (c) 0-100A Digital Ammeter , 100/5A Class-1.0, 15VA CTs-1 Set. (d) 0-500V Digital Voltmeter with control MCB -1 set. Outgoing (e) 32AF TP MPCB with star delta Starter (15HP) as per type -2 cordination -3 Nos (f) 32AF TP MPCB with star delta Starter (7.5HP) as per type -2 cordination - 3 Nos (g) 32A 4P MCB (10KA) - 1Nos

Note : (i) Incoming and outgoing cable shall be fixed with appropriate size of copper thimble (ii) Apron shall be provided at bottom for protection of cable to avoid entry of vermins, reptiles. (iii) Entries of all sizes of cables in panel should be done through adequate size of metallic cable glands.

Excavation in trenches not exceeding 1.5 mtr wide and not exceeding 1.5 mtr in depth for laying of cables including getting out in any kind of soil complete all as specified and directed.

Returning filling in including spreading, levelling, and well ramming, in layers not exceeding 25 cm each layer of any kind of soil.

Removing surplus excavated material from site not exceeding 50 mtrs from starting point and depositing where directed at level not exceeding 1.5 mtr above the starting point.

Sand cushioning for cables 8 cm below the cable and 15 cm above the cable all as specified and directed .

Material and labour for old size brick well burnt, laid flat, for cable protection complete all as specified and directed.

M/s Friends Engineering Works

Jawandha Enterprises