REPAIR AND MAINTENANCE OF WATER SUPPLY PUMPS AND STARTERS WITH CONNECTED ITEMS AND REPLACEMENT OF GI PIPELINE, EXTERNAL DISTRIBUTION SYSTEM WITH OTHER MISC WORKS AND REPAIR/ REPLACEMENT OF INTERNAL WIRING ALONGWITH CONNECTED ELECTRICAL WORKS AT KANC

Amount

Excavation in trenches in soft/loose soil not exceeding 1.5 meter wide and not exceeding 1.5 meter deep and getting out complete all as specified and directed

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm of soft/loose soil complete all as specified and directed .

Removing surplus excavated materials to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting points as in soft/loose soil all as specified and directed.

M&L for disconnecting centrifugal pump and motor of 3HP to 5 HP capacity after disconnection of mechanical type coupling, suction/discharge pipe line and unbolting from foundation base plate, loading/unloading the pump and motor to the vehicle and transportation to workshop for repair/replacement/rewinding with super enamelled copper conductor wires 22 gauge and including dismantling & re-assembling the pump, setting impeller & housing for smooth running, replacement of packing gaskets etc. after required repair/replacement/maint transportation back from workshop to site, including re-assembling the same, recoupling the pump with motor on base frame, checking the alignment with motor, testing & commissioning on completion and checking upto the satisfaction of Engr-in-Charge complete all as specified and directed.

M&L for mild steel galvanised wire rope of 8 mm dia IWRC as per IS-2262/02 alongwith suitable size clamps & 'U' bolts for holding the submersible pumps and motor of capacity upto 35 HP complete all as specified and directed.

M&L for servicing, overhauling of submersible sewage pump of capacity 2HP/ 5 HP after lifting from the sewage well, disconnecting column pipes and electric connection, transporting to workshop of pump for replacement of all defective worn out parts and accessories and lowering and re-install the sewage pump to its original position with necessary arrangement for testing and commissioning complete all as specified and directed.

M&L for repair/ rewinding of electric motor of 5 HP (submersible motor) with supper enamelled copper winding wire of existing gauge, varnishing drying with electric furnace process after taking out burnt winding cleaning thoroughly of stator and motor including replacement of bush, bearing etc testing & commissioning complete all as specified and directed.

M&L for mild steel screw bolts (machined made) with hexagonal or square heads at one end and screwed the other, or screwed both ends each screwed end to be fitted with washers and one hexagonal or square nut but length of bolt exceeding 5 cm but not exceeding 10 cm long complete all as specified and directed.

M&L for disconnecting & taking out to Submersible Pump & Motor of capacity of 25 HP and lifting from bore hole of Pump Houses and transporting to workshop for repairing and dismantling the submersible pump 25HP for repair & replacement of unserviceable spare-parts including necessary cutting, grinding, drilling, machine work for fixing of spares and re-assembling the Same and Tested in work shop and returning back after repairing and Re-installation & lowering to its original position and Re-connection in water supply installation and Testing complete all as specified and as directed. (Note : Unserviceable spares parts of pump set (like bearing, pump shaft, impeller, suction casing, discharge casing, stage casing, rotor assembly, suction strainer, diffuser, stage bowl, sand guard, stud nut & bolts), shall be measured and paid separately as supply only).

Supply only following spare parts suitable for 25HP Capacity Submersible Pump as per existing size, make & model complete all as specified and directed:-

Pump shaft suitable for submersible pump of any type, 6 to 8 stage, as approved.

Cast Iron Impeller suitable for submersible pump of any type, as approved.

Gun Metal Impeller suitable for submersible pump of any type, as approved.

Suction casing suitable for submersible pump of any type, as approved.

Discharge casing suitable for submersible pump of any type, as approved.

Stage casing suitable for submersible pump of any type, as approved.

Carbon thrust bearing with pressure plate suitable for submersible pump any type, as approved.

Suction strainer suitable for submersible pump of any type, as approved.

Stage bowl suitable for submersible pump of any type, as approved.

Sand guard suitable for submersible pump of any type, as approved.

Bearing segment carrier suitable for submersible pump any type, as approved.

M&L for disconnecting & taking out to Submersible Pump & Motor of capacity of 15 HP and lifting from bore hole of Pump Houses and Transporting to Workshop for repairing and dismantling the submersible pump 15HP for repair & replacement of unserviceable spare-parts including necessary cutting, grinding, drilling, machine work for fixing of spares and re-assembling the Same and Tested in work shop and returning back after repairing and Re-install & lowering to its original position and Re-connection in water supply installation and Testing complete all as specified and as directed. (Note : unserviceable spares parts of pump set (like bearing, pump shaft, impeller, suction casing, discharge casing, stage casing, rotor assembly, suction strainer, diffuser, stage bowl, sand guard, stud nut & bolts), shall be measured and paid separately as supply only).

Supply only following spare parts suitable for 15HP Capacity submersible Pump as per existing size, make & model complete all as specified and directed :-

Pump shaft suitable for submersible pump of any type, 6 to 8 stage, as approved.

Cast Iron Impeller suitable for submersible pump of any type, as approved.

Gun Metal Impeller suitable for submersible pump of any type, as approved.

Suction casing suitable for submersible pump of any type, as approved.

Discharge casing suitable for submersible pump of any type, as approved.

Stage casing suitable for submersible pump of any type, as approved.

Carbon thrust bearing with pressure plate suitable for submersible pump any type, as approved.

Suction stainer suitable for submersible pump of any type, as approved.

Stage bowl suitable for submersible pump of any type, as approved.

Sand guard suitable for submersible pump of any type, as approved.

Bearing segment carrier suitable for submersible pump any type, as approved.

M&L for disconnecting and taking out the submersible pump and motor of capacity 7.5 HP and lifting from bore hole of motor and transporting to work shop for repair and dismantling to existing unserviceable submersible motor of capacity 7.5 HP, 3 phase, 440 volts, 50 Hz, 2900 RPM and rewinding to stator with PVC insulated copper winding wire including sleeves, thimbles & including minor spare parts like as bronze bushes , gland packing etc and re-assembling to the same motor after repair work and returning back for re-installation of lowering to its original position and re-connection in water supply installation and testing etc complete all as specified and directed.

All as per Item No. 13.00 here-in-before but 15HP capacity submersible motor complete all as specified and directed.

All as per Item No. 13.00 here-in-before but 25HP capacity submersible motor complete all as specified and directed.

S&F for single phase preventer with accessories suitable for electric motor 7.5 to 25 HP capacity with necessary electrical connection by using proper size of single core copper conductor cable with necessary electrical connection after and including taking down/ removing old unserviceable one complete all as specified and directed. (Make : Minilec Cat No-VSP1 AST or equivalent model of L&T/Seimens as approved)

S&F for PVC insulated, PVC sheathed industrial copper conductor cable 6 Sq mm, 3 core, 1100 Volt, flat in shape suitable for submersible pump motor conforming to IS-694 complete all as specified and directed.

Lifting of unserviceable submersible pump and motor set complete of capacity 12.5HP to 33 HP along with column pipe (column pipe not exceeding 30 m to 40 m with each pump) with all connected items, including disconnection of water and electric connection, testing pump, motor, keeping column pipes and other items in safe custody for reinstallation complete all as specified and directed.

Lowering of unserviceable submersible pump and motor set complete of capacity 12.5 to 33 HP along with column pipe with all connected items, connecting water and electric connections complete all as specified & directed. (Note : (i) Repair of pump motor shall be measured and paid separately under appropriate items given here-in-after (ii) Machinery and materials required for the testing shall be the responsibility of the contractor and cost of this effect shall deemed to be included in the quoted rate of the Item. No extra cost shall be entertained by the department in this aspect)

Development of tube well according to clause 9.3 of IS-2800-1991 (Part-I) as amended upto date and specifications attached with air compressor of capacity 350 PSI/1000Cum, taking out deposited mud/unwanted particles through compressed water from inside the bore well as per required length for three days and removal of development pipe after proper developing of bore well satisfactorily till sand/mud free water of potable quality is obtained and to achieve minimum discharging capacity of 10000 GPH complete all as specified and directed. (Note: Compressor with accessories , fuel, pipes etc shall be arranged by the contractor and cost the above included in quoted rate of the item. No extra cost shall be entertained by the department in this aspect)

M&L for lead wool joint with all jointing materials such as lead, rope manila etc as required for repairing of leakage after removing of old lead from CI/DI pipe etc with tool & plant of following size of CI/DI pipe complete all as specified and directed. (Note : Excavation, returning filling and removing of earth work shall be measured and paid separately) :-

200mm bore of CI/DI Pipe

150mm bore of CI/DI Pipe

100mm bore of CI/DI Pipe

80mm bore of CI/DI Pipe

S&F for sluice valve, both end flanged with CI operating wheel, brass spindle etc as per latest IS specification, Class PN - 1.6 including necessary jointing and jointing materials such as gasket, nuts, bolts, washer etc after and including taking out old unserviceable sluice valve of following size complete all as specified and directed. :-

200mm dia sluice valve

150mm dia sluice valve

100mm dia sluice valve

80mm dia sluice valve

S&F Non return sluice valve confirming to IS-5312 Part-I, pressure rating PN1.6, Flange drilling as per IS-1538, CI valve body diaphragm, CI disc, Disc face ring -rubber, Aluminium hinge pin, CI hinge and bronze body ring after and including taking out old unserviceable non-return sluice valve of following size complete all as specified and directed. :-

150mm dia non-return sluice valve

100mm dia non-return sluice valve

S&F for cast iron butterfly valve working parts including jointing with rubber gasket, bolts, nuts, washer etc confirming to IS-5312 Part-I, pressure rating PN1.6, Flange drilling as per IS-1538 after and including taking out old unserviceable butterfly valve of following size complete all as specified and directed. :-

150mm dia valve

100mm dia valve

S&F for 80mm dia GI tubings (medium grade) with all fittings laid in trenches after and including taking up/down old steel tubing and connection complete all as specified and as directed. (Note : Excavation, returning filling and removing of earth shall be measured and paid separately)

S&F for 50mm dia GI tubings (medium grade) with all fittings laid in trenches after and including taking up/down old steel tubing and connection complete all as specified and as directed. (Note : Excavation, returning filling and removing of earth shall be measured and paid separately)

S&F for 40mm dia GI tubings (medium grade) with all fittings laid in trenches after and including taking up/down old steel tubing and connection complete all as specified and as directed. (Note : Excavation, returning filling and removing of earth shall be measured and paid separately)

S&F for 25mm dia GI tubings (medium grade) with all fittings laid in trenches after and including taking up/down old steel tubing and connection complete all as specified and as directed. (Note : Excavation, returning filling and removing of earth shall be measured and paid separately)

S&F for 20mm dia GI tubings (medium grade) with all fittings laid in trenches after and including taking up/down old steel tubing and connection complete all as specified and directed. (Note : Excavation, returning filling and removing of earth shall be measured and paid separately)

S&F for gunmetal gate valves with iron wheel head, screwed both ends for iron pipes after and including taking down old unserviceable gate valve of following sizes complete all as specified and directed:-

Gate Valve of 50mm dia

Gate Valve of 40mm dia

Gate Valve of 25mm dia

Gate Valve of 20mm dia

S&F for pressure gauge of range 0 to 100 Kg/Cm2 after and including taking down of existing unserviceable pressure gauge complete all as specified and directed.

Construction of valve pit chamber with brick masonary with sub class 'B' bricks (one brick thick) in cement mortar (1:6) and necessary PCC (100 mm thick) type D2 (1:4:8) as in foundation and 15mm thick plastering on brick work in cement mortar (1:4) including necessary earthwork etc work having internal dimension 120cm x 120cm x 120cm and providing of 3mm thick MS sheet cover duly hinged on 40mm x 40mm x 6mm angle iron frame and embedded on top of chamber by minimum 4 Nos MS hold fast. Necessary locking arrangement shall be provided to the sheet cover for safety. The steel surfaces shall be painted with two coats black bituminous paint over a coat of anti corrosive red oxide primer after and including demolition of old valve pit chamber complete all as specified and directed.

Construction of valve pit chamber with brick masonary with sub class 'B' bricks (one brick thick) in cement mortar (1:6) and necessary PCC (100 mm thick) type D2 (1:4:8) as in foundation and 15mm thick plastering on brick work in cement mortar (1:4) including necessary earthwork etc work having internal dimension 90cm x 90cm x 90cm and providing of 3mm thick MS sheet cover duly hinged on 40mm x 40mm x 6mm angle iron frame and embedded on top of chamber by minimum 4 Nos MS hold fast. Necessary locking arrangement shall be provided to the sheet cover for safety. The steel surfaces shall be painted with two coats black bituminous paint over a coat of anti corrosive red oxide primer after and including demolition of old valve pit chamber complete all as specified and directed.

Supply, installation, testing and commissioning of factory made CPRI approved LT panel board (out door type) of size 1200 mm (H) x 1000 mm (L) x 500 mm (W), suitable for working on 3 phase, 4 wire, 415 volts, AC, 50Hz, cubicle, floor mounted, free standing, dust and vermin proof, air ventilation with IP-54 protection made, out of 3.0mm thick CRAC sheet and frame (all sides) made of angle iron (50mmX50mmX6mm) and flat iron (50 x 6 mm) duly epoxy powder coated (seven tank process) compartment raised with rubber gasket, hinged doors with handle. Panel shall have front and rear opening, locking arrangement with control fuses, cable entry holes, aluminium busbar chamber, switch gear compartment, earthing terminals, affix danger notice plate, control copper wiring of adequate size and length etc the panel will be mounted on 50mm x 50mm x 6mm mild steel angle iron frame of height 45cm above floor level/ground level as per site requirement and grouted legs below 45cm and including connecting up of existing incoming and out going cables by using new aluminium lugs and cable gland and connecting of earth strip and providing civil work/PCC (1:3:6) type C-1 as foundation as per site requirement, conductor etc and drawing/circuit layout as approved after and including dismantling of old unserviceable LT panel board with all accessories of any type after disconnecting of electric supply and earth conductor etc comprising of following accessories complete all as specified and directed :-

S&F for 20 watts LED post top decorative lantern with LED lamp made in cast aluminium spigot housing with decorative opal polycarbonate diffuser for 360 degree indirect lighting and IP65 protection with suitable fixing arrangements such as lugs, glands, nuts,bolts and washers etc including necessary electric connection with suitable size copper wire after and including dismantling of existing unserviceable fittings complete all as specified and directed. (Make: Crompton Greaves/Havells/Bajaj as approved)

Supply and laying ERW MS pipe, Heavy duty with welded GI flange (for Column pipe, 3 Meter Long, both side MS flange, 100 mm dia, ISI marked with all tube fittings complete with all fittings required for column pipe lowering like suitable size nuts, bolts and heavy duty washers and including cutting pipes, screwing, wash and for making gorged bends on piping after and including dismantling old unserviceable pipe complete all as specified and directed.

Supply, fixing and commissioning of heavy duty fully automatic star delta submersible starter (With short circuit protection) suitable for 25 HP pump set with full load line current 50.75 Amp, Over load relay range- 20-32 Amps with 100 Amps TP MCB confirms to IS-/IEC-60947-4-1 provided with protection degree IP-54, extended wide band coil, complete internal wiring with inbuilt metering & MCB, suitable for 260-440 Volts, AC, 3 phase after and including taking down old starter compete all as specified and directed. (Make- L&T Model No-ML2FASD(Heavy Duty), Cat No-SS90705POEO/Havells/ABB/Siemens as approved)

Supply, installation and testing of high pressure single head chemical dosing system having power input 230 Volts, 50 Hz, 40 SPM, 1/30 Fractional Horse power, pressure 5 Kg/Sq Cm, maximum output 6.5 Ltr/Hour complete with lead tubing, connecting ferrule, check valve etc with following accessories after and including taking out existing unserviceable chlorine dosing system alongwith all accessories, :- (a) Preparation tank of net capacity 170 Ltrs FRP type of dia 650 mm consisting of water inlet line, outlet line with Y strainer, drain, overflow, pot hole with cover and level gauge complete. (b) Agitator 120 watts 900 RPM single phase flange mounted motor with plastic shaft and impeller. (c) Service tank of net capacity 100 ltrs of FRP dosing tank top dia 540mm and bottom dia 480 mm with height 575 mm consisting of water inlet line, dosing pump inlet arrangement, drain, overflow, level gauge, inspection port with agitator 120 watts 900 RPM single phase, flange mounted motor with plastic shaft and impeller etc complete. (Make: E-in-C's Branch approved make)

S&F for 3/8" (inch) white suction / discharge tubing suitable for altoc dozing pump after and including dismantling of old unserviceable pump complete as in repair all as specified and directed. (Make: E-in-C's Branch approved make)

M&L for diaphram type dosing pump for chlorination system having maximum flwo rate 6 LPH, electrically operated 230 Volts, AC, Single phase, 50 watts, pressure upto 5.5 Kc/Sq Cm having manual and automatic speed control adjustable while running, suction lift upto 1.5 meter water level, electrically operated and mechanically actuated diaphram complete with all standard accessories like foot valve, antisyphan valve, LDPE tubing etc including taking out old unserviceable dosing pump complete with disconnecting all water and electrical connections after and including dismantling old unserviceable one complete all as specified and directed.

M&L for testing of water samples for complete Physical, Chemical and Biological Examination of Raw water collected from Pump house Bore well and taken into any state Govt. or any NABL approved laboratory for water testing complete all as specified and directed .

M&L for testing of water samples for complete Physical, Chemical and Biological Examination of Treated water collected from Pump house Bore well and taken into any state Govt. or any NABL approved laboratory for water testing complete all as specified and directed .

M&L for testing of water samples for complete bacteriological Examination of Treated water collected from Pump house Bore well and taken into any state Govt. or any NABL approved laboratory for water testing complete all as specified and directed .

M&L for Collection of Treated Sewage water sample (quarterly) from Sewage Treatment Plants of 300/350 KLD capacity from kanchrapara Military Station and carry out following test from Govt. Laboratory or any NABL approved laboratory complete all as specified and directed . (a) B.O.D. (Biochemical Oxygen Demand) (b) C.O.D. (Chemical Oxygen Demand) (c) T.S.S. (d) Residual free chlorine, mg/ltr (e) PH value, Oil and Grease (f) Total Coli from Organisms per 100 M (MPN) (g) T O C (Total Organic Carbon)

Servicing/ maint of RO based industrial type water purifier of 500 LPH capacity, at site by replacing of unserviceable spares, pipeline with allied fittings and accessories and made the purifier serviceable complete all as specified and directed. (Note: Materials to be replaced to be measured and paid separately).

S&F for Micron filter Cartridge suitable for 500 LPH RO plant complete all as specified and directed.

Supply only Antiscalant chemical suitable RO system complete all as specified and directed.

Supply only Sodium bi-carbonate complete all as specified and directed.

Supply only Membrane of capacity 250 litres complete all as specified and directed.. (Make- Dow/Torray as approved)

M&L for unscrewing of nuts and bolts and opening up from side/top mount Carbon vessel suitable for 500 LPH RO Plant and segregating all parts of filter carefully, preparing of inner surface and taking out old UNSV filter media like coarse sand, pebbles etc all as specified and directed and Supply, testing and commissioning for recharging of the filter media of sand filter top/side mount type by changing of old media with pebbles , carbons and coarse sand as per sample with its complete multiple layers including fitting of all connected fitments and accessories required at site and complete testing, commissioning and installation of the plant all as specified and directed by Engr-in-Charge. (Note-(i) Rates for materials like pebbles, carbon media and misc items required for filter including testing is deemed to be included in quoted rate and job will be completed by the reputed firm in RO System.)

Servicing/ maint of RO based industrial type water purifier of 100 LPH capacity, at site by replacing of unserviceable spares, pipeline with allied fittings and accessories and made the purifier serviceable complete all as specified and directed. (Note: Materials to be replaced to be measured and paid separately)

Supply only Membrane of capacity 20 litres.

Supply only Cartridge filter of size 20 inch.

Supply and fixing high pressure dosing pump suitable for 500 LPH RO plant complete all as specified

Supplying and laying of 25 mm CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings in trenches after and including taking up of existing unserviceable pipe complete all as specified and directed.

Supplying and laying of 20 mm CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings in trenches after and including taking up of existing unserviceable pipe complete all as specified and directed.

Supply and fixing ball valve suitable for CPVC fittings complete of 25 mm bore after and including taking down of existing unserviceable fittings complete all as specified and directed.

Taking down carefully copper/aluminium point wiring (light, fan, bell, socket or power) complete, including fixtures and fittings such as switches, ceiling roses, holders, regulators, sockets, light fittings and including making good the disturbed surfaces to match with the existing surfaces by applying white/ colour wash/distemper over applying of putty for smooth finish surface complete all as specified and directed.

M&L for surface point wiring complete with two single core 1.5 sqmm PVC insulated, FR-LSH type, ISI marked, conforming to IS-694/1990 unsheathed, multistranded, single core, copper conductor cable 1100 volts grade colour code cables drawn through and including PVC casing and caping of size 20mm, ISI marked (medium grade) as required at site with all accessories such as Tee, corner, over laping, connector etc on walls / roofs / ceiling etc. flush mounting MS box with top, bottom, side/back wall knockout for casing & caping entry from any direction made out of 1.60mm thick and 50mm depth suitable for fixing of bakelite laminated top cover 3mm thick, blanking plate, numbers of switches, sockets, fan regulators, red colour indicator, blank plates etc as approved coloures accessories of suitable and including 1.5 Sqmm PVC insulated multistranded FR-LSH type unsheathed , single core cable with copper conductor cable as earth continuity conductor and connecting to common earth dolly and including making good the disturbed surfaces to match with existing surfaces and applying white/ colour wash/distemper over applying putty for smooth finish surface complete all as specified and directed for the following:- (Note:- All necessary accessories such as box, top cover plate, blank plate, MS box, screws, washers etc are to be used of same make/brand only and cost of the same shall be deemed to be included in quoted rate only.)

One light point controlled by one switch .

One light point controlled by two Nos two way switches .

One fan point controlled by one switch and one regulator.

One exhaust fan point controlled by one switch .

One 3 pin 5 amps socket point controlled by one 6 amps switch on same board .

One bell/buzzer point controlled by one bell push.

One 3 pin 5 amps socket point controlled by one 6 amps switch on independent board .

All as per Item No.61.00 here-in-before but point wiring with 2.5sqmm PVC insulated multistranded flexible unsheathed copper conductor FR-LSH and earth conductor of size 2.50 sqmm PVC insulated multistranded flexible copper conductor FR-LSH of 3 pin, 15/16 Amps socket outlet on independent board complete all as specified and directed .

M&L for point wiring complete with 1.5 sqmm PVC insulated, FR-LSH type, ISI marked, conforming to IS-694/1990 unsheathed, multistranded, single core, copper conductor cable 1100 volts grade colour code cables drawn through and including PVC Conduit 20 mm dia medium grade (MMS) and including cutting, chasing work at any height and all accessories concealed in walls / roofs / floors / ceiling etc. flush mounting MS box with top, bottom, side/back wall knockout for conduit entry from any direction made out of 1.60mm thick and 50mm depth suitable for fixing of top cover , blanking plate as per numbers of switches, sockets, fan regulators, blank plates etc as approved coloures accessories of suitable and including 1.5 Sqmm PVC insulated multistranded FR-LSH type unsheathed single core cable with copper conductor cable as earth continuity conductor and connecting to common earth dolly and including making good the disturbed surfaces to match with existing surfaces by applying white/colour wash/distemper over applying of putty for smooth finish surface complete all as specified and directed for the following:- (Note:- All necessary accessories such as sunken box, top cover , blank plate, MS box, screws, washers etc are to be used of same make/brand only and cost of the same shall be deemed to be included in quoted rate only.)

One light point controlled by one switch .

One fan point controlled by one switch and one regulator.

One exhaust fan point controlled by one switch .

One bell/buzzer point controlled by one bell push.

One light point controlled by two Nos two way switches .

One 3 pin 5 amps socket point controlled by one 6 amps switch on independent board .

One 3 pin 5 amps socket point controlled by one 6 amps switch on same board .

All as per Item No.63.00 here-in-before but point wiring with 2.5sqmm PVC insulated multistranded flexible unsheathed copper conductor FR-LSH and earth conductor of size 2.50 sqmm PVC insulated multistranded flexible copper conductor FR-LSH of 3 pin, 15/16 Amps socket outlet on independent board complete all as specified and directed .

S&F for modular switch 16 Amps, single pole, 1 way, 1 module, 240V, AC, ISI Marked as in repair complete all as specified and directed.

S&F for modular switch 10 Amps, single pole, 1 way, 1 module, 240V, AC, ISI Marked as in repair complete all as specified and directed.

S&F for modular socket 6 Amps, 2/3 pin combined 2 module, 240 V, AC, ISI marked as in repair complete all as specified and directed.

S&F for modular socket 6 /16Amps, 2/3 pin combined 2 module, 240 V, AC, ISI marked as in repair complete all as specified and directed.

S&F for modular bell push, 6Amps, 1 module, single pole, 1 way, 240V, ISI Marked as in repair complete all as specified and directed.

S&F for modular fan regulator, electronic, stepped type (01 to 4/5), 100 to 120 Watts, 2 module, 240Volts, AC, ISI marked as in repair complete all as specified and directed.

S&F for stepped type (0-4/5 step) electronic fan regulator for ceiling fan 1200 mm, 240 Volts, 100 Watts to 120 watts single pole, ISI marked including connecting, testing complete all as specified and directed.

S&F for bell push switch, single pole, one way, flush type, 6 Amps, 240 volts, ISI marked complete all as specified and directed.

S&F for call bell ding-dong sound type, 230 Volts, 50 Hz, AC, ISI marked complete all as specified and directed.

S&F for angle lamp holder, insulated body with back plate for batten fittings complete all as specified and directed.

S&F for ceiling rose , surface bakelite 65X50mm, three terminal, PVC/polycarbonate body complete all as specified and directed.

S&F for socket out let, flush type, 2 in 1, 3/5 pin, 5/6 and15/16 Amps, 240 volts, AC, ISI marked complete all as specified and directed.

S&F for socket out let, flush type, 2 in 1, 3/5 pin, 5/6 Amps, 240 volts, ISI marked, AC complete all as specified and directed.

S&F for switch piano flush button single pole, one way, 5/6 amp, 240 volts, AC, ISI marked complete all as specified and directed.

S&F for switch piano flush button single pole one way 15/16 amp 240 volts, AC, ISI marked complete all as specified and directed.

S&F for switch piano, flush type, single pole, two way, 5/6 Amps, 240Volts, AC, ISI marked complete all as specified and directed.

Fixing only LED light fitting any type of capacity 1X20 watt or 1X10 watt or its equivalent with LED lamp with all accessories internally pre-wired, connecting up with and including three core sheathed flexible copper conductor cable of required size and including mounted on PVC/Wooden round/square blocks-02 Nos complete all as specified and directed. (NOTE: LED light fittings including lamp will be issued under Schedule 'B' as free for fixing)

S&F for 36 watt LED street light fittings IP-65/66 pressure die cast housing LED lamp aluminium compact high power LED street light with heat resistant toughened glass with LED lamp and necessary connection with suitable size copper cable complete all as specified and directed . (Make : Crompton Greaves Cat No LSTS-36-CDL-M/ Bajaj Cat No BRTFG 36W LED as approved)

S&F for LED luminaries 600 mm x 600 mm, 35/36 watts, 220 Volts, AC, recessed type with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp suitable for roof ceiling including connecting up with driver three core flexible copper conductor cable of suitable size compete all as specified and directed. (Make- CG cat No. LCTRNE-36-FO-CDL or equivalent of Havells/Bajaj/Philips as approved)

Supply, fabricated and fixing of street light bracket made out of GI pipe 32mm dia medium grade bent to shape of 1.0 mtr long as directed including clamps made out of 40 mm x 6 mm flat iron for fixing bracket suitable for steel tubular poles including nuts and bolts, washers and other connected items of required size including painting with two coats of aluminium paint over a coat of red oxide primer as in repair complete all as specified and directed.

S&F for powder coated sheet metal enclosure acrylic door 240 volts AC, SPN distribution board 12 way for flush mounting with 100amps copper busbar, neutral bar, earth bar suitable for MCB incomer of rating upto 100Amps, MCB SPN/DP, and MCB SP as outgoing and complete connecting cable links with top and bottom removable gland plates with IP 43 DBs protection and including making good the disturbed surfaces to match with existing surface and colour coat complete as in repair all as specified and as directed. (Make:- Legrand cat No. 5076 22 12 way / Hager cat No.VYS12D / L&T Cat No. DBSPN012GD as approved).

S&F for powder coated sheet metal enclosure with metal type acrylic door, 415 volts, AC, VTPN DB (V-vertical type distribution board) 4 way plus 24 modules, for flush mounting with 200amps copper busbar, 2 neutral/earth bar for ease of installation and MCCB incomer of rating upto 200Amps, FP and MCB SP /TP MCB's as outgoing and complete connecting cable links with top and bottom with IP43 DBs protection and including making good the disturbed surfaces to match with existing surface and colour coat as in repair complete all as specified and as directed. (Make: Legrand cat No.5077 30, 4 way / Hager Cat No.VYVO4DM-P / L&T Cat No.DBVTH004DD as approved)

S&F powder coated sheet metal enclosure acrylic door 240 volts AC, SPN distribution board 8 way for flush mounting with 200amps copper busbar, neutral bar, earth bar and MCB incomer of rating upto 200Amps, MCB SPN/DP and MCB SP as outgoing and complete connecting cable links with top and bottom removable gland plate with IP 43 DBs protection and including making good the disturbed surfaces to match with existing surface & colour coat as in repair complete all as specified and directed. (Make: Legrand Cat No. 5076 21 8 way / Hager cat No.VYS08D / L&T Cat No.DBSPN008GD as approved)

S&F for powder coated sheet metal enclosure acrylic door 415 volts AC,TPN distribution board 4 way suitable for flush mounting with 100amps copper busbar, neutral bar, earth bar and MCB incomer of rating upto 100Amps, MCB TPN/DP, and MCB SP as outgoing and complete connecting cable links with top and bottom removable gland plate with IP 43 DBs protection and including making good the disturbed surfaces to match with existing surface and colour coat as in repair complete all as specified and as directed. (Make:- Legrand cat No. 5076 80 4 way / Hager Cat No.VYT04DH/ L&T Cat No. DBTPN004GD as approved)

S&F for suitable for flush mounting sheet steel enclosure metal clad plug and socket including MCB SP 20 Amps, 10KA 'C' series, 240 Volts after and including taking down of unserviceable one complete all as specified and directed. (Make : Legrand Cat No. 5078 11/L&T Cat No. DBMPS220SD as approved)

M&L for polycarbonate Plug top 15 Amps with indicator, 3 pin 240 Volts as in repair complete all as specified and directed.

S&F for metal clad DP Socket & Plug Assembly AC, 220 V, 50Hz, suitable for MCB of capacity 20A, with 2 Pin and one earth pin as in repair complete all as specified and directed.

S&F for MCB SPN 32 Amps, 10 KA, 'C' series, AC, 240Volts, 50Hz, ISI marked complete all as specified and directed.

S&F for MCB, SP, 6 Amps to 32 Amps , 'C' series, 240 Volt, 10KA, 50 Hz, ISI marked complete all as specified and directed

S&F for MCB, SPN, 40 Amps to 63 Amps, 10 KA, 'C' series, AC, 240 volts, ISI marked complete all as specified and directed.

S&F for MCB, SP, 40 Amps, 10 KA, 'C' series, AC, 240 volts, ISI marked complete all as specified and directed.

S&F for MCB, TPN, 40 Amps to 63 Amps, 10 KA, 'C' series, AC, 240 volts, ISI marked complete all as specified and directed.

S&F for MCCB, 63 Amps, 3 pole, 16KA breaking capacity Icu at 415 Volt with thermal magnetic release, 50 Hz after and including taking down existing unserviceable MCCB as in repair complete all as specified and directed.

M&L for earthing complete with galvanised steel earth plate electrode 600mmX 600mmX 6mm thick buried directly in ground vertically (earth pit not less than 2.25 meters deep below ground level) with top edge of plate not less than 1.5 metres below ground level, connected to and including galvanised iron wire 4 mm dia and light grade protection pipe of 15 mm dia from earth electrode up to test point or up to 7.5mtr whichever is less by means of GI bolts, nuts, check nuts and washers all as per electrical plate No 5 of SSR Pt-I and GI watering pipe of 20 mm dia medium grade, GI funnel with wire mesh including charcoal, salt packed all around the earth electrode plate in layers, PCC earth pit chamber (1:3:6) type C1, of size 45X 45X 45 CM, RCC cover (1:2:4) type B1 of size 45X45X6 CM, excavation/earth work in any strata and returning filling, removal of surplus soil and testing/test point for required value including removing old item complete all as specified and directed. (Galvanised iron wire of 4mm dia upto 7.5m including testing consider in this item).

S&F for heavy duty type exhaust fans AC single phase 230/240 V of size 250 mm sweep, 900 RPM with louver and necessary connection, testing including cutting the existing wall surfaces of brick/stone masonry and making the hole of any height for fixing the exhaust fan with nuts, bolts and washers after grouting in PCC including mild steel jalli and wooden frame for avoid insects after and including taking down of existing exhaust fan and deposit to MES store yard complete all as specified and directed. (Make : Havells model No Turbo Force SP 300mm-900RPM or equivalent model of Crompton Greaves as approved)

Taking down ceiling fan of 1200/1400 mm sweep by unscrewing nut/bolts from its position and re-fixing (hanging) the same to its original place after necessary cleaning, oiling, greasing, other repair work, connecting wire from ceiling fan to ceiling rose or connection complete all as specified and directed.

M&L for 40 mm bore GI pipe (medium grade) fixed with wall with maximum span of 4.0 meters suitable for hanging of ceiling fan of 1200 mm sweep with and including necessary cutting hole in brick/stone wall and making good the same with PCC (1:2:4) type B-1 as required at complete all as specified and directed.

M&L for PVC insulated FR-LSH cable with multistranded copper conductor 1100 volt grade of size 16sqmm, single core after and including taking down existing cable of any type and any size complete all as specified and directed . (Note : Two run of 16 Sqmm copper cable shall be measured as one unit length)

M&L for sub main wiring complete with 2 run of 6 sqmm single core copper conductor (ISI marked) cable 1100 volts grade, FR-LSH type, PVC insulated, unsheathed, flexible, multi stranded colour coded cables drawn through and including rigid PVC conduit of required size medium grade (MMS) with all connected accessories such as Bend, Tee, Elbow, Short pieces etc concealed in wall/roofs/floors and including one run of 6 sqmm single core copper conductor cable flexible, PVC insulated, unsheathed, multistranded, 1100 volts grade, FR-LSH type as earth continuity conductor connected to common earth dolly and including chease cutting and filling the same with cement mortar and finished with putty and making good the disturbed surfaces to match with existing surface as required for concealed work after and including taking down of existing unserviceable submain wiring complete all as specified and directed . (Note : Two run of 6 sqmm single core copper conductor cable and one run of 6 sqmm single core copper conductor cable as earth continuity, one run of PVC conduit, and chase cutting shall be measured as one unit)

Taking down old serviceable KWH meter carefully by disconnecting all electrcal incoming and out going connections and refixed the same to new location with ncessary electric connection complete all as specified and directed.

S&F for stainless steel of 18 inch long and 15mm bore flexi connection pipe (silver, pack of 02) suitable for both hot and cold water and stainless steel braided flexible pipe with 12 bar working pressure for geyser connection complete all as specified and directed. (Make: Havells Cat No. GSSGGX0030 or equivalent of Camry/Prayag as approved)

Supply only capacitor 2.5 mfd, 240volts, 50Hz complete all as specified and directed.

Supply only capacitor 4 mfd, 240volts, 50Hz complete all as specified and directed.

Supply only ball bearing suitable for ceiling fan/exhaust fan complete all as specified and directed. (Make:- SKF / NBC/NRB as approved)

S&F for down rod made of MS pipe medium grade 15mm dia of 600mm long duly drilled holes both ends & slot with hole in other end suitable for fixing of ceiling fan of any sweep/type and painting to down rod with two coat of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

M&L for rewinding of ceiling fan motor of 1200 mm sweep of any make/model/type with new supper enamelled copper winding wire of similar gauge and number of turns as existing, including cleaning the motor properly and applying varnishing heating and assembling of fan motor and rotor fixing back after testing including removing burnt out copper winding wire from ceiling fan motor complete all as specified and directed.

M&L for rewinding of exhaust fan motor of 250mm sweep to 300 mm sweep of any make/model/type with new supper enamelled copper winding wire of similar gauge and number of turns and assembling of fan motor and rotor fixing back and testing including removing burnt out copper winding wire complete all as specified and directed.

M&L for rewinding of exhaust fan motor of 450mm sweep to 600 mm sweep of any make/model/type with new supper enamelled copper winding wire of similar gauge and number of turns and assembling of fan motor and rotor fixing back and testing including removing burnt out copper winding wire complete all as specified and directed.

S&F for heating element 1.5/2 KW load, ISI marked , suitable for 230 volts, AC, 50 Hz single phase power supply, of storage type water heaters of compatible type including making all connections by replacing inter connecting copper conductor cables and taking down of old existing unserviceable elements complete all as specified and directed.

CHATTERJEE ENTERPRISE

M/S. ARUP KUMAR DEY

M/S D K Singha

M/S KARTICK CHANDRA CHAKRABORTY

S..S. ELECTRIC CO.