REPAIR MAINTENANCE AND REPLACEMENT OF DEFECTIVE SPARES OF WATER SOFTENING PLANT CENTRIFUGAL SUBMERSIBLE AND JOCKEY PUMP SETS DG PUMS AND REWINDING OF PUMP MOTORS AND OTHER CONNECTED REPAIR REPLACEMENT WORK AND ALLIED WORKS IN NAVAL STATION KARANJA

Amount

Taking up defective submersible pump sets complete with motor through 50mm GI pipe of about 20 Nos of 3 metre length each, for replacing of defective pump parts such as pump coupling, bush and PVC impellors with new one including overhaulingn and fixing back the same in the tube well through 50mm dia GI pipe, testing, commissioning for satisfactory performance as per manufacturers instructions all as required costs of required for machining including load testing for stipulated period to entire satisfaction of Engr in charge are deemed to be included in quoted rate. Note :- (i) Any adjustment in the pump set if required. The same shall also be carried out by the contractor without any extra payment. (ii) Any damage to the pump set occurs due to improper installation of motor contractor shall be liable for repair.

M & L for Dismantling and taking down mono block pump set 5 HP, of M/S Kirloskar Ltd including provision of replacement of following defective parts all as required. (a) Bronze impellarsuitable for 5 HP pump set- 01 Nos (b) Ball bearing suitable for 5 HP pump set- 01 Nos. (c) Bronze bush suitable for 5 HP pump set- 01 Nos Reassambling complete set including connecting and testing in accordance with manufactures instruction to ensure stipulated performance all as desired to the entire satisfaction of dept. Note:- Painting of external portion complete set with allied parts after scraping with enamel paint is deemed to be included in quoted rate.

All as per sl item No : 2.00 but 7.5 HP capacity pump

All as per sl item No : 2.00 but 10 HP capacity pump

All as per sl item No : 2.00 but 15 HP capacity pump

Supply only spares for submersible pump sets of capacity 3 to 20HP make KSB CORA 100, all as specified and directed by Enge-in-charge.

(a) Pump coupling

(b) Pump bush

(c) Pump impellor made out of PVC

Opening the complete motor and removing the complete burnt out winding wire of the stator of the motor removed under sl item No 1 herein before, cleaning the stator with cleaning element, preparing the surface and rewinding with super enameled copper winding wire of pre existing gauge of approved quality by Engineer in charge, filling the slot with insulating material like fiber sleeves, tapes according to classification of motor, varnishing, heating, etc; and reassemble after repairs including testing and commissioning for rated RPM for the following motors complete all as specified and directed by Enge-in-charge and as per manufacturers instructions:- (a) Electric motor 3 HP capacity of submersible pump sets KSB CORA 100.

S&F in repairs 3 pole power contactor type ML-4 as per cat No SS90910 of Make M/s L&T equivalent of siemens/cutler Hammer, all as specified and directed.

All as per sl item No 8.00 above, but ML-3, Cat No : SS-90721

All as per sl item No 8.00 above, but ML-6, Cat No : SS-90921

All as per sl item No 8.00 above, but ML-10, Cat No : SS-90935

Supply and fix electronic timerrange 09to30 sec 240/415 volts ET 100 fixed in repairs of. Make L & Tcat pt noSE92006 or equivalent of siemens/cutler Hammer, all as specified and directed by Enge-in-charge.

All as per sl item No 12.00 above, but timing 36 to 120 seconds of Cat No SE-92007.

Supply and fix bimetal overload relay MN-5 relay range 60to110 cat pt noSS9413700KO of make M/s L & T or equivalent of siemens/cutler Hammer in repairs, all as specified and directed by Enge-in-charge.

All as per sl item No 14.00 but relay range 30 to 50 Amps as per Cat No : SS-9413600 GO.

Supply and fix bimetal overload relay type MN-12 relay range 135to225 CT operated of make L & T cat pt SS9413800PO or equivalent of M/s Siemens/ cutler Hammer in repairs, all as specified and directed.

S & F MCB, TPN, 63 Amps, 4 poles, 415 volts AC 50 HZ of make Standard,Indoasian & Havells in repairs, all as specified and directed by Enge-in-charge.

All as per sl item No 17.00 above, but 32 Amps

Supply and fix ball bearing No 7312/BEC BP of Make SKF for centrifugal pumps set 150 HP as in repairs, all as specified and directed by Enge-in-charge.

Supply and fix roller bearing NJ-412 Austria, Make SKF for centrifugal pump set 150 HP as in repairs, all as specified and directed by Enge-in-charge.

Supply and fix roller bearing N-219 Austria, Make SKF for centrifugal pump set 150 HP as in repairs, all as specified and directed by Enge-in-charge.

Supply and fix roller bearing 6217 Austria, Make SKF for centrifugal pump set, all as specified and directed.

Supply and fix roller bearing 7312 Austria, Make SKF for centrifugal pump set, all as specified and directed by Enge-in-charge.

Supply and fix roller bearing 6308 Austria, Make SKF for centrifugal pump set, all as specified and directed by Enge-in-charge.

Supply and fix roller bearing 6310 Austria, Make SKF for centrifugal pump set, all as specified and directed by Enge-in-charge.

Disconnecting and dismantling of unserviceable centrifugal pump set 125/150 HP of Kirloskar make of capacity 48 LPS at 140 metre head, type RKB 125-130 from motor side inlet, outlet pipes lines for carrying out repairs from authorised dealers of Kirloskar which includes rewinding, replacement of spare parts including testing and commissioning after reassembling complete unit, all as specified and directe by Engr -in-charge. Note :- (i) Any adjustment in the pump set if required. The same shall also be carried out by the contractor without any extra payment. (ii) Any damage to the pump set occurs due to improper installation of motor contractor shall be liable for repair.

Supply only following spare parts of centrifugal pumps set Kirloskar make to incorporate in sl item No : 30 above :-

(a) Enclosed CI impellor Cat part No 151. for 48 LPS Cap. pump

(b) Pump shaft Cat part No 180. for 48 LPS Cap. pump

(c) Adjustable washer Cat part No 209-1.for 48 LPS Cap. pump

(d) Diffuser with guide vanes Cat part No 129.for 48 LPS Cap. pump

(e) Oil seal (DE & NDE) Cat part No 500.for 48 LPS Cap. pump

(f) ‘O’ ring Cat part No 522-1,2 & 3.for 48 LPS Cap. pump

(g) Distance sleeve Cat part No 317.

(h) Key for impellor and coupling Cat part No 321 & 320-1.for 48 LPS Cap. pump

(j) Bearing lock nut cat part No 336.for 48 LPS Cap. pump

Supply and fix in replacementball bearing suitable for 150 HP Kirloskar motor

All as per SI item 28.00 but of NGEF motor

All as per SI item 28.00 but of 100 HP Kirloskar

All as per SI item 28.00 but of 40 HP Kirloskar

All as per SI item 28.00 but of 25 HP Kirloskar

Supply & fix in replacement cast iron pump motor coupling suitable for centrifugal pumpset of type L-190.Make love joy

Supply & fix in replacement cast iron pump motor coupling suitable for centrifugal pumpset of type L-225. Make love joy

Supply & lay in repairs cast iron pump motor coupling suitable for centrifugal pumpset of type SW-226 Make love joy

Supply & fix in replacement rubber spider suitable for pump motor coupling for centrifugal pump of type L-190 Make love joy,Rathi&sona

Supply & fix in replacement rubber spider suitable for pump motor coupling for centrifugal pump of type L-225Make love joy,Rathi&sona

Supply & fix in replacement rubber spider suitable for pump motor coupling for centrifugal pump of type Sw-226.Make love joy,Rathi&sona

Disconnecting and dismantling of unserviceable centrifugal pump set of capacity 40 HP of Kirloskar make having 2880 LPM discharge capacity from preexisting foundation complete with inlet/ outlet attachment and transporting to authorised dealer/ reputed workshop and reassembling complete unit after replacement of defective spares including machining of shaft as desired / required to ensure proper alignment with provisioning of commissioning/ testing of pumpset all to entire satisfaction of Engr in charge. NoteNew spares required will be measured and paid seperately under relevant items described here in after as supply only.

Supply only following spare parts of centrifugal pumps set Kirloskar make to incorporate in sl item No : 46 above :-

a) Bal bearing suitable for 40 HP pump-01 No

b)Roller bearing suitable for 40 HP pump-01No

c)Machining to bronz impellor-01Job

d)Sleeves suitable for 40 HP pump -01No

e)Bearing ring suitable for 40 HP pump-01No

f) shaft Key-suitable for 40 HP pump 01No

Disconnecting and taking down and disconnecting all electrical system and dismantling complete unit of diesel engine coupled pumset of 105 HP capacity of make Kirloskar installed at RMSF fire fighting pump house Chunabhatti including provisioning of checking and isolationg defective parts replacement of defective parts and machining of shaft as desired /required to ensure proper alignment ,reassembling complete unit and refixing to pre-existing place including greasing / oiling of hard wares such as nuts/ bolts, washers etc to ensure testing and commissioning to entire satisfaction of Engr in charge.

Disconnecting and dismantling of unserviceable centrifugal pump set 100 HP of Kirloskar make of capacity 1410 LPM from motor side inlet, outlet pipes lines for carrying out repairs including machining of shaft as desired / required to ensure proper alignment from authorised dealers of Kirloskar and including spare parts and testing and commissioning after repairs for improved and satisfactory performances, all as per manufacturers instruction. Note:- New spares required to be replaced will be measured and paid seperately under relevent items described here in after.

Supply only following spare parts of centrifugal pumps set Kirloskar make to incorporate in sl item No : 43 above :-

a) Bal bearing suitable for 100 HP pump make Kirloskar or equivelent -02 No

b)bearingRing suitable for 100 HP pump make Kirloskar or equivelent-02No

c)Sleeves suitable for 100 HP pump make Kirloskar or equivelent-02No

d) Oil seal suitable for 100 HP pump make Kirloskar or equivelent 02No

S&F in repairs fully automatic star delta starter in sheet steel encloser type MK1, of L&T or equivelent make

S&F Indication lamp 16.5 mm dia LED box(RYB) per set, set of three all as specified and directed

S&F Rotary switch for voltmeter RYB all as specified and directed

S&F Rotary switch for Ammeter all as specified and directed

S&F gland packing in 150 HP pump set all as specified and directed

S&F gland packing in 125 HP pump set all as specified and directed

S&F gland packing in 100 HP pump set all as specified and directed

S&F gland packing in 40 HP pump set all as specified and directed

S&F gland packing in 30 HP pump set all as specified and directed

S&F gland packing in 25 HP pump set all as specified and directed

S&F gland packing in 10 HP pump set all as specified and directed

S&F gland packing in 5/7.5 HP pump set all as specified and directed

Disconnecting , dismantling of existing control panel board and supply , install, testing and commissioning of indoor type cubical wall mounted IP52 LT distribution control panel board powder coated made out of 2mm thick CRCA sheet dust and vermin proof suitable for operation on 3 phase 50HZ 415 volts and panel board should be front opening and looking arrangement complete including suitable bus bar internal wiring with 1100 volts grade single core PVC copper conductor cables of suitable current carrying capacity and making good all connection of incoming and outgoing cable by using any type of copper lugs , including internal wiring complete comprising of the following accessories

Disconnecting , dismantling of existing control panel board and repair/replacement, testing and commissioning of indoor type cubical wall mounted IP52 LT distribution control panel board powder coated made out of 2mm thick CRCA sheet dust and vermin proof suitable for operation on 3 phase 50HZ 415 volts and panel board should be front opening and looking arrangement complete including suitable bus bar internal wiring with 1100 volts grade single core PVC copper conductor cables of suitable current carrying capacity and making good all connection of incoming and outgoing cable by using any type of copper lugs , including internal wiring complete comprising of the following accessories

M&L for opening water softening plant of make Thermax of capacity 600 LPH designed for reducing hardness from 300 PPM to less than 5 PPM. Removing the filters at the top plate and resin from the vessal ,cleaning the internal surface of filter layer resin of adiquate quantity refixing the filter including replacement of all rusted bolts & nuts with washer , cleaning the complete regeneration tank PVC multi layerdof capacity 425 ltrs including replaecement of brocken top cover filling of fresh sodium chlorid solution by new one, applying one coat of synthetic enamal paint of first quality of approved colour in the external portion of the plant including replacement of brine solution and hardware such as nut bolt washers etc. Assembling the plant complete with connected inlet outlet pipe lines, testing commissioning for the satisfactory performance i.e. reducing the water hardness from 300 PPM to less than 5 PPM including replacement of Rotational moulded Polyethylene water storage tanks( cylindrical vertical with closed top) hoisted, fixed in position, filling with brine solution all as specified and directed by Enng-in-charge. Note :-(i) The maintenance & certain essential repairs of water softening plants shall be carried out only through authorised agent by manufacturer or authorised workshop only the contractor has to submit certificate that have carried out work through authorised dealer or authorised workshop. (ii)The cost of resin, water storage tank etc will be measured and paid for seperatly under relevent item of sch "A".

Supply only resin model tulsion T-42 NA suitable for water softening plant to reduce the hardness from 300 PPM to less than 5 PPM. Note:- labour cost for filling resin testion commissioning not included in the unit rate and the same is deemed to be included in the item 1 of Sch "A".

Dismantling carefully centrifugal/monoblock/submersible electric motor from site of installation and transportion to work shop and them removing all burnt/ worn out coils cleaning of stator slots and insertion of insulating paper in the slots of appropriate size and rewinding with supper enameled copper wire ISI marked with existing size and varnishing with two coats of insulating varnish including all winding materials for 3 phase 415 volts 50 HZ 1460 RPM of any make and model complete reinstallation of motor at site upto the entire satisfaction of Engr-in-charge for the following capacity :- Note :- (i) Any adjustment in the pump set if required. The same shall also be carried out by the contractor without any extra payment. (ii) Any damage to the pump set occurs due to improper installation of motor contractor shall be liable for repair.

(a) Capacity 75HP

(b) Capacity 50 HP.

(c) Capacity 40 HP.

(d) Capacity 35/30 HP

(e) Capacity 20/25 HP

(f) Capacity 12/15 HP.

(g) Capacity 10 HP.

(h) Capacity 7.5 HP.

(j) Capacity upto 2 to 5 HP.

BLANK

Turning/cutting of existing cover bearing seat of capacity 30 HP to 75 HP of any make/model(approved by Engr-in-Charge) and fixing of CI sleeve of appropriate size in motor cover to make bearing fixed all as specified and directed.

Supply & Replacement of oil seal for 30 to 75HP electric motor of any make/model as directed and approved by Engr-in-Charge.

All as per SI item 66.00but upto 25 HP

Re metaling of motor rotor shaft by means of electric welding & turning to required size of bearing fixed in position 30 to 75 HP motor of any make/model as directed and by Engineer-in-Charge

Supply & Replacement of ratchet assy, complete suitable for 30 to 75 HP electric as directed.

All as per SI item 69.00up to 25 HP

Supply & Replacement of CI/MS connection box with cover for vertical hollow shaft induction motor capacity 30 to 75 HP with fiber sheet 6mm thick and brass stud for in coming and outgoing connection all as specified.

Supply & replacement of connecting plate with fiber sheet 3mm thick and brass struts of appropriate size capacity up to 25 HP induction motor horizontal shaft/vertical shaft.

Supply & replacement of following PVC insulated stranded copper conductor cable including lugs for connection as directed.

(a) Size 7/16 SWG

(b) Size 19/14 SWG

(c) Size 7/20 SWG

(d) Size 3/20 SWG

(e) Size 1.5 Sq mm Cross section Area

(f) Size 2.5 Sq mm Cross section Area

Supply & replacement of single phase prevent of ISI marked all as directed for AC induction 3 phase 415 volt motor including necessary rewiring for connection with appropriate size of copper wire.

R A Electric Co.

Sagar Electricals

SREE HARITHA ASSOCIATES

M.K Enterprises

LAXMI ENTERPRISES

D.N.PATIL

M/s S.D Construction Co