COMPREHENSIVE REPAIR MAINT OF DG SETS, VOLTAGE STABILIZER, ACs AND ALLIED INFRA AND REPAIR/RENEWAL OF EARTHING AND LIGHTNING CONDUCTORS WITH CONNECTED ITEMS AT BARAMULLA, PATTAN, GULMARG AND HAWS UNDER GE 969 EWS

Amount

Servising of Diesel engine Generating sets 20 KVA to 63 KVA Rating to be carried out as per schedule given as under. B - check :- (Every 100 Hrs or 6 months whichever is earlier) (i)Change lubricating oil (ii) change lubricating oil filters (iii)change fuel filters (iv) Change coolant (v)check Engine wiring for damage (vi)Drain fuel supply tank (vii) Change by pass lubricant filters (viii) Change air filters (ix) Check oil pressure (x)Change fuel water seperator. C - Check :- (Every 1500 Hrs or 1 year whichever is earlier) (i) Adjust valves (ii)Steam clean engine (iii)Replace hoses if required (iv) Check turbo charger mounting nuts (v )cCheck engine oil heater (vi) clean rediator (vii) Inspect following parts and replace if required (Alternator,starter etc ) (viii)Clean fuel from inside (ix) Change engine oil. Note :(i) B-check and C check spare parts will be measured and paid separately under supply only items (fixing charges included with the servicing of DG set.)

Servising of Diesel engine Generating sets 82.5 KVA to 160 KVA Rating to be carried out as per schedule given as under. B - check :- (Every 100 Hrs or 6 months whichever is earlier) (i)Change lubricating oil (ii) change lubricating oil filters (iii)change fuel filters (iv) Change coolant (v)check Engine wiring for damage (vi)Drain fuel supply tank (vii) Change by pass lubricant filters (viii) Change air filters (ix) Check oil pressure (x)Change fuel water seperator. C - Check :- (Every 1500 Hrs or 1 year whichever is earlier) (i) Adjust valves (ii)Steam clean engine (iii)Replace hoses if required (iv) Check turbo charger mounting nuts (v )cCheck engine oil heater (vi) clean rediator (vii) Inspect following parts and replace if required (Alternator,starter etc ) (viii)Clean fuel from inside (ix) Change engine oil. Note :(i) B-check and C check spare parts will be measured and paid separately under supply only items (fixing charges included with the servicing of DG set.)

S&F new air filters cartridge elements with 'O' ring for 20 to 63 KVA DG set complete all as specified and as directed.(Make : Kirlosker/cummins/fleetguard)

S&F new air filters cartridge elements with 'O' ring for 63 to 160 KVA DG set complete all as specified and as directed.(Make : Kirlosker/cummins/fleetguard)

Supply only fuel oil filter cartridge elements with 'O' ring for 20 to 63 KVA DG set complete all as specified and as directed. (Make : Kirlosker/cummins/fleetguard)

Supply only fuel oil filter cartridge elements with 'O' ring for 63 to 160 KVA DG set complete all as specified and as directed. (Make : Kirlosker/cummins/fleetguard)

Supply only lubricant oil filter cartridge elements with 'O' ring for 20 to 63 KVA DG set complete all as specified and as directed.(Make : Kirlosker/cummins/fleetguard)

Supply only lubricant oil filter cartridge elements with 'O' ring for 63 to 160 KVA DG set complete all as specified and as directed.(Make : Kirlosker/cummins/fleetguard)

Supply only fuel water separator filters cartridge elements with 'O' ring for 63 to 160 KVA DG set complete all as specified and as directed.(Make : Kirlosker/cummins/fleetguard)

M&L for engine oil 20 W 40 grade in DG Set complete all as specified and as directed. Make: Castrol/ Servo

M&L for coolent of DG Set complete all as specified and as directed. Make: Castrol/ Servo

M&L distilled water for battery complete all as specified and as directed.

S&F V-Belt off sizes Make :- Fenner or equivalent as approved by GE complete all as per site requirement complete all as specified and as directed.

S&F Oil pressure gauge ISI marked complete all as specified and as directed.

S&F Oil temparature gauge ISI marked complete all as specified and as directed.

S&F Fuel gaugemeter ISI marked operated on 24 V DC complete all as specified and as directed.

S&F RPM Meter complete all as specified and directed by Engr-in-Charge.

S&F AVR of DG Set of capacity (10 KVA to 50 KVA) as per site requirment complete all as specified and as directed.

S&F AVR of DG Set of capacity (62.5 KVA to 160 KVA) as per site requirment complete all as specified and as directed.

Dismantling of radiator complete from DG Sets cleaning/scraping of depositing manualy from outside of the radiator, cleaning of all copper tubes of radiator with descaling solution from inside & outside with forged feed method & with water and air compressor (by using separate chemical pump water pump & compressor) plugging of all leakage in welding, brazing of copper tubes, cleaning of fins and replacement of gaskets etc for the following capcities of DG Sets :-

(a) DG Sets upto 50 KVA

(b) DG Sets 62.5 KVA to 160 KVA

M&L for dismantling of Exhaust pipe of silencer, cleaning of silencer to remove carbon deposit inside exhaust and refixing including replacement of worn out rubber gasket packing and nut, bolts complete all as specified and as directed.

Repair and maintenance of alternator of type, with opening the cover cleaning all the parts, removing dust with tightening all the electrical connection, checking the serviceability of automatic voltage regulator and voltage setting, tightening the loose connections, checking and setting the alighment properly cleaning air inlet, opening the terminals box top and front cover and tightening the cable leads, checking insulation resistance closing the covers and testing complete all as specified and as directed for the following capacity of DG Set :-

(a) Upto 63 KVA DG set of any make

(b) 63 KVA to 166 KVA DG set of any make

Disconnecting the defective/burnt Alternator from the engine and removing it from the base frame and shifting it to the workshop, removing rotor and cutting the field copper winding or armature winding and cleaning the slots complete for rewinding and using super enameled copper wire, varnishing and drying using three coats of insulating varnishing reassembling the motor after repairs/ re-setting complete re-installation at site including transportation from the site to and pro, complete of capacity upto following.

(a) DG Sets Upto 40 KVA of any make

(b) DG Sets 50 KVA to 63 KVA of any make

(c) DG Sets 82.5 KVA of any make

(d) DG Sets 100 KVA to 160 of any make

M&L for repair and maintenance of metal doors (i.e., front and back door) of DG set of capacity from 18.75 KVA upto 166 KVA, incl taking down door to the work shop from site and fixed suitable hinged incl welding work if required and painting the same as existing colour and refixing the same on DG set complete all as specified and as directed.

Replacement of old unserviceable self starter with new self starter, 12 Volts, DC of make as approved by Engr-in-Charge for any make and type of Diesel Generator set of capacity upto 160 KVA, complete all as specified and as directed.

Taking down U/S battery 12V from the DG Set and supply and install 12 V 180AH maintenance free battery including brass clamps, copper lead 2 Mtr length, battery stand complete testing and commissioning complete all as specified and as directed.

M & L for replacement of battery lead set suitable for 180 AH capacity 1.5 mtr long including GM terminals one end coper lug and other and including 0.5 mtr connecting both end with gun metal terminals.

Overhauling of DG Set enigne upto four cylinder of capacity upto 40 KVA by dismantling/strip opening of the DG Set for overhauling by removing the cylinder head assemble including facing and grinding, piston connecting rod, cylinder liner, oil sump and injector including replacement of worn out spare i.e., cylinder liner with 'O' ring, Piston assembly, connectin rod, large end bearing pair, valve seat, valve guide, FIP element, lubricant oil pump, gasket for cylinder, set of O rings, set of hose pipes, fuel pipes nozzle calibration, FIP caliberation, water pump assembly, inlet valve, exhaust valve, oil cooler,timing oil seal, fly wheel oil seal, tapet rods, packing kit, Fly wheel ring, Nut bolt and washers, Dynamo Assembly, Radiator Cap, Oil Pump Shower, etc and reassembling the complete engine complete all as specified and as directed.

Overhauling of DG Set enigne upto six cylinder of capacity 50 KVA to 63 KVA by dismantling/strip opening of the DG Set for overhauling by removing the cylinder head assemble including facing and grinding, piston connecting rod, cylinder liner, oil sump and injector including replacement of worn out spare i.e., cylinder liner with 'O' ring, Piston assembly, connectin rod, large end bearing pair, valve seat, valve guide, FIP element, lubricant oil pump, gasket for cylinder, set of O rings, set of hose pipes, fuel pipes nozzle calibration, FIP caliberation, water pump assembly inlet valve, exhaust valve, oil cooler,timing oil seal, fly wheel oil seal, tapet rods, packing kit, Fly wheel ring, Nut bolt and washers, Dynamo Assembly, Radiator Cap, Oil Pump Shower etc and reassembling the complete engine complete all as specified and as directed.

All as per Item No 37 above but of capacity 82.5 KVA to 160 KVA

Supply and fixing on load changeover switch Range 400A, 415V, 4P, confirming to IEC 60947-3, IS/IEC 60947-3 Conforms to Staggered terminals, Site convertible fuse version for open execution Flip-able handle above 400A Interchangeable dual shaft position with site convertibility along with SS enclosure version require separate cable gland box complete all as specified and directed by Engr-in-Charge. Make :- L&T/Havells/Legrand/Standard/Indo Asian

All as per item No. 39 here in before but of capacity 250 Amp

All as per item No. 39 here in before but of capacity 200 Amp

All as per item No. 39 here in before but of capacity 100 Amp

All as per item No. 39 here in before but of capacity 63 Amp

Repair and overhalling of FIP Nozzle of capacity 15 KVA to 63 KVA

Repair and overhalling of FIP Nozzle of capacity 63 KVA to 166 KVA

S & F of Dynamo with 12 Volts DC, Diesel Generator set of any capacity complete all as specified and as directed.

Supply and fixing control cards for output supply of voltage stabilizer of capacity upto 200 KVA complete all as specified and as directed.

Supply and fixing control cards for input supply of voltage stabilizer of capacity upto 200 KVA complete all as specified and as directed.

Supply and fixing control card for high voltage cut off protection reduction of voltage and automatic ON after 10 second time delay complete all as specified and as directed.

Supply and fixing servo motor complete including pinion for voltage correction having speed of correction 8 volts per second of capacity upto 10 Kg Torque suitable for 15 KVA to 200 KVA Stabilizer.

Supply and fixing indicator lamps to show RYB phase of 3 phase 415 volt 50 Hz AC supply as replacement of defective indicator lamp in existing panel all as directed.

M&L for complete rewiring for power and control circuit of voltage stabilizer using standard copper wire, replacement of thimbles, connectors numbering of wiring to all control and measuring instrument for capacity upto 200 KVA voltage stabilizer.

Supply and fixing Dimmer for servo stabilizer of capacity upto 200 KVA

M&L for filling /toping up of oil in servo voltage stabilizer having dielectric strength upto 35KVA at 2.5mm gap high voltage as per IS/IEC specification ofl low viscosity complete all as specified and as directed.

Supply and fixing in replacement of burnt defective LT copper coil of stabilizer with new one made out of suitable size/guage of copper super enameled wire of high quality matching with the existing impendence and insulation including testing complete all as specified and as directed.

Earthing complete with galvanised earth plate electrode 600mm x 600mmx 6mm thick buried directly in ground vertically ( earth pit of depth not less than 2.25m below ground level ) with top edge of the earth plate not less than 1.5m below normal ground level, connecting with 4.00 mm galvanized steel wire earth lead by means of bolts, nuts, checks nut and washers made out of galvanized iron and earth wire protected by galvanized steel pipe 15mm dia (light grade) including provn of concrete pit in PCC 1:2:4 type B-1 (using 20 mm graded mechanically crushed stone aggregate), 40mm thick RCC cover slab 1:2:4 tpye B1 reinforced with XPM ( weight not less than 4kg/sqm ) and frame made of angle iron of section 40x40x6mm with lugs, 02 Nos handle of 6mm dia mild steel bar made to shape, 20mm dia GI pipe (light grade) for watering perforated at bottom 1.75m long placed on top edge of earth plate, charcoal and salt filling in alternate layer, test point made out of phopsphorus/ Bronze with fixing arrangement , funnel wire mesh and earth work in soft/loose soil, returning filling, removal of surplus soil all as shown in electrical plate No.3 of SSR Part-I and connection to earth test point complete, all as specified including testing on completion. Note : Item of earthing include cost of 7.5m long GI earth wire 4mm dia, ,earth work in soft/ loose soil, returning filling and removal, GI protection pipe, GI watering pipe, funnel, wire wesh, RCC cover, etc .

Supply and fixing in replacement of MCCB, 415 Volt, 16 KA, 4 Pole, 63 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement of MCCB, 415 Volt, 25 KA, 4 Pole, 100 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement of MCCB, 415 Volt, 35 KA, 4 Pole, 125 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement of MCCB, 415 Volt, 36 KA, 4 Pole, 160 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement of MCCB, 415 Volt, 36 KA, 4 Pole, 200 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement of MCCB, 415 Volt, 36 KA, 4 Pole, 250 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement of MCCB, 415 Volt, 36 KA, 4 Pole, 315 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement of MCCB, 415 Volt, 36 KA, 4 Pole, 400 Amps capacity ISI marked complete including taking down old unserviceable MCCBs complete all as specified and as directed.

Supply and fixing in replacement EMS upgrade suitable for 30KVA to 160 KVA DG set including testing complete all as specified and as directed.

Supply and fixing in replacement Feed Pump suitable for 30KVA to 160 KVA DG set including testing complete all as specified and as directed.

Supply and fixing in replacement LLOP sensor suitable for 30KVA to 160 KVA DG set including testing complete all as specified and as directed.

Supply and fixing in replacement stop Solenoid suitable for 30KVA to 160 KVA DG set including testing complete all as specified and as directed.

Supply and fixing in replacement DC Alternator suitable for 30KVA to 160 KVA DG set including testing complete all as specified and as directed.

Supply and fixing in replacement Fuel Pipe long suitable for 30KVA to 160 KVA DG set including testing complete all as specified and as directed.

Supply and fixing in replacement Tapper Cover Jain suitable for 30KVA to 160 KVA DG set including testing complete all as specified and as directed.

Supply and fixing in replacement Return Pipe complete all as specified and as directed.

Supply and fixing radiator Fan of any type and size upto 160 KVA DG Set complete all as specified and as directed.

Supply and fixing Turbo suitable for DG Set of capacity upto 63 KVA DG Set complete all as specified and as directed.

Supply and fixing Turbo suitable for DG Set of capacity above 63 KVA to 160 KVA DG Set complete all as specified and as directed.

M&L for lathe work for repairing Head of DG Set of Capacity upto 63 KVA complete all as specified and as directed.

M&L for lathe work for repairing Head of DG Set of Capacity above 63 KVA to 160 KVA complete all as specified and as directed.

S&F RC Network complete all as specified and as directed.

S&F Carbon Brush complete all as specified and as directed.

S&F Rectifier Plate suitable for DG Set capacity upto 160 KVA complete all as specified and as directed.

S&F Diode suitable for DG Set capacity upto 160 KVA complete all as specified and as directed.

Supply and fixing of Air termination, single pointed, copper rod 12mm dia and 300mm long complete all as specified and as directed.

M & L for test point terminal block made of gunmetal or phosphorous bronze of size 75x75x25mm drilled & screwed incl 3 Nos 8mm dia 25mm long hex head screws complete all as specified and as directed.

M&L for servicing/cleaning of complete indoor and outdoor unit of Split Type Air conditioner of AC 2.0 TR capacity/ Window AC by means of adding cleaning solution with water, cleaning of the condensor and chiller tubes shall be clean with use of nylon brushes till the scaling is removed and ensuring its serviceability of rectification/ replacement of unserviceable parts and keeping AC in good working condition complete all as specified and as directed. Note :- Supply of spares for replacement will be measured and paid separately under relevant item of Sch.

All as per serial item No. 85 above but split/ Window type AC 1.5 TR

M&L for gas charging with R-22/410 for split type AC in position including leak testing to achieve desired suction pressure and temperature (or any other cooling appliances also). Complete all as specified and as directed. Note:- Gas leakage due to unserviceable of reverse valve and copper tube will be refilled by the contractor at his own cost.

Note:- Schedule of credit Rs 1,88,690.00 will be deducted from total amount quoted while accepting the bid. Details of schedule of credit is given in tender documents.

DARVESH ENGINEERING WORKS

M/S KULWANT SINGH RAINA AND CO

M/S ESS EMM ENTERPRISES

M/S SUMJI BROTHERS

ALI MOHD NAJAR

ANUSHA ENTERPRISES

M/s ABDUL AHAD AND SONS

M/S GHULAM RASOOL LONE AND SONS