REPAIR/MAINT OF CENTRIFUGAL PUMPS UNDER GE (W) MATHURA

Amount

Dismantling of unserviceable centrifugal pumps from existing system of capacity 27,000 Gallons/Hour at 60 mtr head, DSM-4 type, Make Kirloskar, driven by 50 HP electric motor transported to civil workshop for repairing complete all as specified and directed. (Note:- Defective/damage spare parts which are not repairable shall be supply & fix new and will be measured and paid separatly under appropriate item of this schedule.)

M&L for renewal of under mentioned components/ spare parts suitable for above mentioned pump set, complete all as specified and directed. (a) Impeller Ist stage bronze.

(b) Impeller IInd stage bronze.

(c) Pump shaft C-40.

(d) Wear ring CI.

(e) Inter stage ring CI.

(f) Bottom portion of pump body CI

(g) Top portion of pump body CI.

(h) Sleeve DE/NDE CI.

(j) Split lantern ring (Bronze).

(k) Bearing cover DE CI.

(l) Bearing cover NDE CI.

(m) Bearing cover cap/plate CI.

(o) Pin bush coupling pully DE/NDE CI

(p) Water deflector (Aluminum).

(q) ‘O’ ring for shaft sleeves(CI).

(r) Impeller key (CI).

(s) Coupling key (CI).

(t) Shaft nut (CI)

(u) Gasket set.

(v) Brass greasing nipple.

(w) Brass air cock.

(x) Rubber spider suitable for tyre coupling

(y) Bearing cartridge DE/NDE.

S&F in replacement MS Screw with bolts hexagonal or square heads at one end and screwed the other end or screwed both ends, nuts, washers, length of bolt 150mm to 225mm dia of bolt 16mm & above complete all as specified and directed.

S&F in replacement pressure gauge 0-10 Kg/Sqcm, 4 inch dia round type including suitable size symphonic pipe connection complete all as specified and directed.

S&F in renewal of bearing No 6313 of ISI marked suitable for 50 HP induction motor 3 Phase complete all as specified and directed.

S&F in renewal of cooling fan made of cast iron suitable for 50 HP induction motor 3 Phase complete all as specified and directed.

S&F in replacement of steel cushion vibration pad suitable for 50 HP centrifugal pump set complete all as specified and directed

Taking down old unservicable single phase preventer and S&F new single phase preventer automatically will correct reverse phase also protection against single phasing, unbalancing. Low voltage, high voltage with time delay, rating 31-50 HP including all electric connection complete all as specified and directed.

S&F in replacement PVC insulated and unsheathed multistrand copper conductor cables 1100 volts grade of size 50 sqmm single core including Copper lugs suitable size complete all as specified and directed.

S&F in replacement PVC insulated and unsheathed multistrand copper conductor cables 1100 volts grade of size 70 sqmm single core including Copper lugs suitable size complete all as specified and directed.

M&L for rewinding (renewal of winding) of induction motor of rating 50 HP, 3 Phase, 440V, 1440 RPM (Make Kirlosker) with super enameled copper winding wire of existing gauge including insulating materials, heating/drying and testing complete including dismantling, transportation, loading, unloading & installing in position complete all as specified and directed.

Dismantling of unserviscable booster pump multi stage coupled with 2HP electric motor for chloronome plant transporting to civil workshop for repairing including renewal of brass impeller, bearings, shaft, check nut, bush stainless steel coupling with the key complete all as specified and directed.

Dismantling of unserviceable burnt out electric motor of capacity 2HP, 3 phase 415 Volts transporting to civil workshop and rewinding with super enamelled copper winding wire of existing gauge including insulating materials reinstalled in position, connecting and testing complete all as specified and directed.

M&L for scraping/removing of complete old paint from centrifugal pumpset with eletric motor of capacity 50 HP and painting the same with two coat of synthetic supper enamelled paint over one coat of primer as existing color including writing SM/MES No complete all as specified and directed.

M&L for in repair of LT panel by replacement of the following items:- (Note:-panel shall be rapaired by skilled technician having good knowledge of L&T,SIEMENS,etc) (a) Copper cable PVC single core unarmoured ,unsheathed of size 25 sqmm

(b) Copper cable PVC single core unarmoured ,unsheathed of size 2.5 sqmm

(c) Ampere meter 0 to 100 Amps of existing size.

(d) Volt meter 0 to 500 volts of existing size.

(e) CTs 100/05 Amp.

(g) Phase indicator R,Y,B as per existing shape and size

(h) MCCB three pole 125 Amps, 35 KA, 415 volts

(j) MCCB three pole 400 Amps, 36 KA, 415 volts

(k) Electronic timer

(l) Terminal plate

(m) Single phase preventer

(n) Copper lugs ,thimbels,bottel lugs of any size

(o) Contactor of 80 Amp, 415 volts

(p) Contactor of 50 Amp, 415 volts

(p) Contactor of 95 Amp, 415 volts

(r) Electronic Relay

M&L for in repair /replacement of Earth continuity conductor of size 32x6 mm galvanised iron strip complete all as specified and directed.

M&L for removing of complete old paint from header size 400mm dia and painting the same with two coat of synthetic enamelled paint over one coat of primer as existing color complete all as specified and directed.

M&L and T&P for removing of complete old paint from EOT Crane of capacity 5 Ton including chain pully block greasing the complete crane and painting the same with two coats of synthetic enamelled paint over one coat of primer as existing color complete all as specified and directed.

M&L for repair of EOT Crane of capacity 5 Ton, with gear box, gear, shaft rotating, bearing including replacement of break, thruster breakes, cadmium compound for wire ropes, replacement of Push Buttons with NO/NC elements of EOT Cranes and making serviceable of Crane complete all as specified and directed.

Taking out existing rusted MS pipe from the headders of main rising line in any position at site with fittings & removing of 125 mm dia sizes and supply and laying MS flanged pipe 125 mm dia bore, 5 mm thick heavy grade including fittings, nuts & bolts laid in trenches through walls/floor/inside UG sump including dewatering of sump, welding and connecting with existing complete all as specified and directed.

Taking out the existing unservicable NRV of 125mm from the outlet pipe line at CPS and S&F new non return valve of 125mm size complete all as specified and directed.

S&F in replacement of LED 25W IP-65 new generation post top energy saving, envrironment friendly long life aesthetically designed with good indirect symmetrical light distribution, SPUN aluminium landscape luminaire with high power LED as light sources with all connected accessories bolts, nuts, brackets, suitable size of pipes for mounting of Light all as specified and directed.

S&F Security Light LED 70W new generation energy saving and environmental friendly longlife LED street light made up of pressure die cast aluminium housing with high power LED as lighting source and lens empedded PC cover having TOP openining seperate driver compartment with IP-66 protection and impact resistance of IK07 with 10 KV Built surge Protection Devices and electronic driver including suitable pipe for light fiftings, bolts, brackets and necessrary paintingof connected accessories complete all as specified and as directed.

S&F in replacement of Post Top Lantern into Integrated Solar Street Light - 16 Watts the system shall include FRP housing Hi-brightness W-LED (120-140 lumens per watt) operating voltage 11.1/12.8V, IP-65 complaint driver efficieny 85% to 90% CRI > 70 CCT 5000 to 6500 kelvin toughen glass/acrylic cover MPPT/PWM base charge controller with hi-efficency LED driver designed with/without dimming function as per IEC complaint Hi-efficiency 28/30 WP Mono crystalline Solar Panel, 15.4 AH Lithium battery - DOD 90 to 95% with inbuilt PCB as per BIS complaint dusk to down operation working temperature (-) 10 degree C to (+) 55 degree C, weight 6-7 kg with adjustable powder coated MS clamp suitable for pole/wall mounting protection short circuit, over load reverse polarity and battery protection complete with GI iron pipe 65 mm dia, medium grade, 5 mtr high excluding 1 mtr planting depth with aluminium painted foundation of pole with PCC (1:3:6) using 20 mm graded stone aggregate of size 450 x 450 x 1000 mm deep including earthwork complete all as specified and directed.

S&F in repair of PVC moulded junction box with front openable hinged type door and locking arrangement with provision of cable inlet and outlet opening at bottom fixed to base outdoor type weather proof with 02 Nos of aluminium bus bar current capacity 10 Amps fixed on procelain insulated and 01 Nos of 2.5 Amps and one earth duly embedded in junction box for out going street light including nuts, bolts, glands, and lugs etc. complete all as specified and directed.

Supply, laying, testing and commissioning LT cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, elecric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 16 sqmm 4 core including dismantling of old cable complete all as specified and directed.

Supply, laying, testing and commissioning LT cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, elecric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 10 sqmm 2 core including dismantling of old cable complete all as specified and directed.

Excavation in trenches, not exc. 1.5 mtr wide and n.exc 1.5 Mtr deep for laying cable/ pipe including forming bottom surface at required gradient & getting out in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc. 15 cm each layer in soft/loose soil complete all as specified and directed.

Removing excavated material n.exc 50 mtr and depositing where directed at a level not exc. 1.5 mtr above the starting point in soft/loose soil complete all as specified and directed.

M&L for sand cushioning and covering clean and dry sand to underground electric cable with 8 cm before laying and 10 cm over the cable including ramming complete all as specified and directed.

M&L for brick covering to underground electric cable using sub class "B" old size brick laid dry flat per pendicular to the direction of cable complete all as specified and directed.

Supply and laying galvanised iron pipe 40mm dia light grade including all fittings for protection of UG cable complete all as specified and directed.

Supply and lay new electrical insulation rubber matting as per ISI and size 1mtrx2mtrx19mm suitable for electric installations/panel boards tested suitable all as specified and directed.

Taking out old unsv UPVC pipe of chlorine and Supply & laying of UPVC pipe of 25mm dia at chlorination plant including all fittings such as socket, bend, tee and Nipple all as required at site etc. complete all as specified and directed. Note:- Earth work and excavation shall be measured and paid separately.

Dismantling oil immersed starters including three phase connections and supply, installation, commissioning and testing (on full load in all three shifts) AC/DC motor starter, control panel of three phase, 415V, 50Hz, citation fully automatic star delta starter rating 75HP/55KW, automatic phase sequence corrector, overload relay 37.6-60.0 range, 70 Amps of E type contactor in sheet steel enclosure with IP54 protection including all required electric connection complete all as specified and directed. Note :- (a) Dismantled oil immersed starters and auto transformers will kept in sump well as department property. (b) Cable for connection will measured and paid separately.

M&L for MS work fabricated structural steel sections for replacement of angle iron platform complete for mounting of centrifucal pump of 50 HP motor including welding, bending cold or hot, drilling holes in any shape for nuts, bolts, washers and lifting or centrifugal pump of 50HP, disconnecting electrical connections for mounting new structural steel section and re-fixing all as per existing complete including two coats of enameled paint after one coat red oxide and two coats of anti rusted paint complete all as specified and directed.

S&F gun metal globe or gate valve of 15mm bore with iron wheel head screwed both ends for iron pipe of size10mm bore fixed in repair/replacement complete all as specified and directed.

S&F sluice valves class PN 1.0, of 125mm bore cast iron body with forged brass spindle, non rising type, with cast iron wheel head, both end flanged, ISI marked, including neoprene rubber gasket, nuts, bolts, washers, etc fixed in repairs/replacement complete all as specified and directed.

RAJ CONSTRUCTIONS