REPAIR AND MAINT TO DG SET AT NTS, NAD, DAD, MARCOS, CHOULDARI, PROTHRAPUR FILTRATION PLANT AND LT DISTRIBUTION SYSTEM, LT CABLE, MCCB, LT PANEL, CHANGE OVER AND CONNECTED WORKS UNDER AGE E/M II GE MINNIEBAY, PORT BLAIR

Amount

M & L for B check preventive maintenance in 20 KVA DG set / Diesel driven fire fighting pump Kirloskar / Cummins as per OEM including the changing of lub oil filters & fuel filters etc as per manufacturer's instruction complete all as specified and as directed Note -Supply and topping up of Engine oil shall be measured and paid separately under relevant item of this Schedule

M & L for B check prventive maintenance in 62.5 to 82.5 KVA DG set / Diesel driven fire fighting pump Kirloskar / Cummins as per OEM including the changing of lub oil filters & fuel filters etc as per manufacturer's instruction complete all as specified and as directed Note -Supply and topping up of Engine oil shall be measured and paid separately under relevant item of this Schedule

All as per item No 2.00 above but for DG set of capacity 200KVA / 250 KVA

All as per item No 2.00 above but for DG set of capacity 500KVA

M & L for repair and reconditioning of battery charge alternator cummins make including taking out the defective alternator from 20/62.5/75/82.5/ 200 / 250/500 KVA capacity DG set , complete dismantling and repair and replacing the carbon bushes, rectifier diode set, bearing and bush, regulator control, refixing the same in the DG set and connecting with the circuit including all required items, starting and testing complete all as specified and as directed

Supply only coolant for radiator suitable for DG set 20/62.5/75/82.5/200/250/500 KVA of make Cummins/ Kirloskar as per OEM under part no. 3167215 complete all as per manufacturers recommendations and as directed

Supply only engine oil with suitable grade oil SAE-20W40 complete all as directed

S&F in replacement of asbestos rope 12 mm dia for wrapping the exhaust pipe of DG set complete all as specified and as directed

S&F in replacement of engine oil pump Assy part no. 4055283 complete all as specified and directed

S&F in replacement of Air filter for 200 / 250/500 KVA DG set of Cummins part no. 4055283 complete all as specified and directed

S&F in replacement of water pump for 200 / 250/500 KVA DG set of Cummins parts no. AR45347 complete all as specified and directed

S&F in replacment of fan belt ( set ) for 20/ 62.5/75 KVA DG set cummins part no. 178623 complete all as specified and directed

S&F in replacment of fan belt ( set ) for 200 / 250 KVA DG set cummins part no. 200328 complete all as specified and directed

S&F in replacment of belt water pump ( set ) for 20/ 62.5/75/82.5/200/250/500 KVA DG set cummins part no.200328 complete all as specified and directed

S&F in replacement of FIP solenoid switch for 20 KVA/ 62.5/75/82.5KVA DG set complete all as specified and directed

M & L for repair and reconditioning the starting motor of kirloskar / cummins / Crompton Greaves including taking out the defective starter from 20 /62.5 / 75/82.5 /200 / 250 KVA capacity DG set , complete dismantling repair and replacing the carbon brushes with holder, solenoid switch assembly, bush, commutator unit, starting coil, etc refixing the same in the DG set and connecting with the circuit including all required items, starting and testing complete all as specified and as directed Note- (i) Rate quoted shall be included for removing , refixing, overhauling of starter (ii) Supply only of spares reqd shall be measured and paid separately.

Supply only carbon bush set with holder complete all as specified and as directed

Supply only Solenoid switch assembly with bush complete all as specified and as directed

Supply only commutator unit with armature complete all as specified and as directed

Supply only stator starting coil unit for 75/82.5/200 KVA complete all as specified and as directed

Supply only stator running coil unit for 250 KVA complete all as specified and as directed

S&F in replacement Lub oil / fuel hoses set complete for DG set of capacity 20/62.5/75/82.5/ KVA of make Kirloskar / Cummins complete all as specified and as directed

S&F in replacement of Lub oil / fuel hoses set complete for DG set of capacity 200 / 250 KVA of make Kirloskar / Cummins complete all as specified and as directed

M&L for attending complaints of the DG set of any capacity (Engine and Alternator) including all electrical complaints as and when required for smooth operation of DG set complete all as specified and as directed

S&F in replacement of Low lub oil pressure safety of make Cummins Part no.3408607 in 20/62.5/75/82.5/200/ 250/500 KVA DG set and connecting with DG set system complete all as specified and as directed

S&F in replacement of high water temperature trip safety of make Cummins part no.3408624 in 20/62.5/75/82.5/200/ 250/500 KVA DG set and connecting with DG set system complete all as specified and as directed

S&F in replacement of harness wiring of make Cummins part no. 3056356 in 20/62.5/75/82.5/200/ 250 KVA DG set and connecting with DG set operating system complete all as specified and as directed

S&F in replacement of shutdown valve under of make Cummins part no. 3239599 in 75 / 200 KVA DG set complete all as specified and as directed

S&F in replacement of magnetic pick up of make Cummins part No. 3875360 suitable for 62.5/ 75/82.5 / 200 / 250 KVA DG set complete all as specified and as directed

S&F in replacement of AVR unit suitable for DG set of 20/62.5 / 75/82.5 KVA incl connecting with alternator and control panel circuits, starting and testing complete all as specified and as directed

S&F in replacement of AVR unit suitable for DG set of 200/250 KVA incl connecting with alternator and control panel circuits, starting and testing complete all as specified and as directed

S&F in replacement of rotating rectifier assembly suitable for Cummins DG set of capacity 62.5/75/82.5/200/250 KVA complete all as specified and as directed

S&F in replacement of maintenance free battery 12Volt,180 AH including initial charging complete all as specified and as directed

S&F in replacement of maintenance free battery 12Volt,150 AH including initial charging complete all as specified and as directed

M&L for repair / servicing of automatic power factor correction panel by thorough checking and removing defective meters and controls and capacitors etc including replacing of burnt cables and lugs as required and testing complete all as specified and as directed Note : The items required for replacement shall be measured and paid seperately under respective items of this schedule

Supply only Micro processor based automatic power factor correction relay omplete all as specified and as directed

Supply only power capacitor heavy duty 5KVAR capacity , 415 VMNX - 32 with coil voltage 240/415 V complete all as specified and as directed

Supply only power capacitor heavy duty 10KVAR capacity , 415V complete all as specified and as directed

Supply only power capacitor heavy duty 25KVAR capacity , 415V complete all as specified and as directed

S&F in replacement of alternator terminal connector in 250 KVA DG set by taking out the burnt connector from alternator, checking cable lugs and connecting in the new terminal and tightening and testing complete all as specified and as directed

S&F in replacement of PT fuel pump by dismantling, transporting, repairing and calibration, testing and commissioning of PT fuel pump for 75/200/250/500 KVA DG set including the replacement of all service kits, pulsvation damper, tacho drive shaft and seal, gear drive shaft , bearing, weight carriers, etc complete all as specified and as directed

S&F in replacement and commissioning of starter motor of cummins/Kiloskar Part no.5256026 in 62.5 / 75/82.5 / 200 / 250 KVA DG set complete all as specified and as directed

M & L for replacement of DG Set door Hinges & accessories complete for 20 / 62.5/82.5 / 250 KVA complete all as specified and as directed

M & L for coolant hose set Cummins part no. 67185 - 4 nos, 63495 - 2nos, AK 5045 SS - 1 no, AK 16030 SS - 1 no, AK 16018 MS - 1 no and set of clamps for 62.5 / 75/82.5 / 200 / 250 KVA DG set complete all as specified and as directed

S&F in replacement Electronic Governor controller Cummins part no.3413905 for 200 / 250 KVA DG set and testing complete all as specified and as directed

S&F in replacement push button (2 Nos) for ON / OFF in 200 KVA AMF panel and connecting with control circuit connection and testing complete all as specified and as directed

Supply only distilled water for batteries 12 volt, 110 / 180 AH complete all as specified and as directed

S&F in replacement anti vibration mounting pad of part No 0403-4910 in 82.5 KVA DG set and testing complete all as specified and directed

S&F in replacement of anti vibration mounting pad of part No 0405-3205 in 250 KVA DG set for engine mounting including dismantling and taking out old by lifting of DG set using chain pully and testing complete all as specified and as directed

S&F in replacement of change over switch capacity 200 Amps, 415 V, 4 Pole along with operating handle including connecting in the existing circuit connection, required modification works complete all as specified and directed

S&F in replacement of change over switch capacity 400 Amps, 415 V, 4 Pole along with operating handle including connecting in the existing circuit connection, required modification works complete all as specified and directed

S&F in replacement of voltmeter 3 Phase 415V for 20 / 62.5 / 75 /82.5/ 200 / 250 KVA DG set complete all as specified and directed

S&F in replacement fuel gauge in diesel tank of 250 KVA DG set complete all as specified and directed.

M&L for servicing of alternator of DG set of capacity 62.5/75/82.5/200/250 KVA by disconnecting from engine coupling system, complete dismantling of stator and rotor seperately, excitors and rotating rectifier units thorough cleaning and decarbonising of stator and rotor coils by CTC liquid, checking and renewing the insulation tapes, heating and improving the insulation of coils as required per the requirements, varnishing the coils and followed by bectol anti rust coating, replacing both bearings, assembling all removed parts in the alternator, fixing back into the engine and coupling and carrying out alignment accurately, connecting the power cables and AVR system, excitation connections, starting and testing on load complete all as specified and as directed

M&L for repair / maintenance of ACB by dismantling the air circuit breaker rating 800 Amps from the AED incoming panel by taking out the defective moving contact unit with fingers and its connected accessories, dismantling and servicing by replacing the defective moving contact with fingers (3 Nos), under voltage trip (01 No), shunt release trip ( 1 No), assembling and fixing back in to the panel and locking properly and testing on load including the following complete all as specified and as directed (i) Cleaning of pitted portion of contacts by emery paper and re-alignment of moving/fixed contact for proper alignment, complete all as directed. (ii) Re-setting and re-alignment of tripping and closing mechanism for proper, smooth and free operation. (iii) Servicing of fixed carriage portion, shutter mechanism, rails etc and tightening of all nuts, bolts and fixing in position. (iv) Checking of all CT connection wiring etc. (v) Refixing the ACB to its original position etc ,and testing for complete all as directed.

M & L for taking down stator assembly of alternator by disconnecting electrically and mechanically taking to work shop for rewinding incl removing burnt coils, insulating material complete cleaning with CTC and rewinding with same gauge ISI marked winding wire complete with insulating paper and varnish baking / heating and bringing back to installatin refixing , connecting elecrtically and mechanically and testing on completion of work complete all as directed for DG set of capacity 62.5/75/82.5 KVA complete all as specified and directed

M & L for taking down stator assembly of alternator by disconnecting electrically and mechanically taking to work shop for rewinding incl removing burnt coils, insulating material complete cleaning with CTC and rewinding with same gauge ISI marked winding wire complete with insulating paper and varnish baking / heating and bringing back to installation refixing , connecting elecrtically and mechanically and testing on completion of work complete all as directed for DG set of capacity 200/250 KVA complete all as specified and directed

S&F in replacement of AMF Logic controller (Microprocessor based type) by taking out the defective unit from 62.5/82.5/200/250 KVA capacity DG set complete checking the panel and its connection circuit in the panel board, providing proper interlink connection with DG set including all required items, starting and testing complete all as specified and as directed

Supply, installation and commissioning in replacement of radiator for 200/ 250 KVA DG set of Cummins Part no.4334452 complete all as specified and as directed

S&F in replacement of engine monitoring control display (Memb) of 250 KVA DG set of part no. 0300 - 6087 including checking and replacing the panel and its connection circuit in the board, providing prpper interlink connection with DG set including all required items, starting and testing complete all as specified and as directed

M&L for repair / maintenance of Oil Cooled Servo Voltage Stablizer of capacity 250 KVA disconnecting incoming & outgoing electrical connections, carefully opening the top cover, lifting of core from the tank, cleaning of tank, removing the sedimentation, cleaning of coils / electrical connections, filtration of transformer oil, to free from dust, sedimentation & rust, removing transformer Oil to remove the sedimentation and dehydration fixing the core back in the tank, making electrical connection by replacing the consumable spares such as gaskets, rubber oil seals etc complete including making electrical connectionscomplete all as specified and as directed Note : Spares / oils shall be measured and paid seperately under relevant item of this schedule

Supply and filling transformer oil low viscocity, dielectric strengh 35 to 40 kV breaking voltage for topping up transformers duly centrifuging including filter action using automatic centrifuging machine to achieve min 45 to 50 kV breaking capacity at 4 mm gap by absorbing and abolishing all sludge particles for use as per BS-B-66-1983 complete all as specified and directed

Supply only Electronic Circuit Card (P C B)

supply only Micro Processor Based Control Card for Each Phase.

Supply only P C B Holder

Supply only Trigger Transformer.

Supply only Servo Motor Servo Motor upto 25 Kg Torque.

Supply only Drive assembly 250 KVA per phase.

Supply only Digital Control Panel with Circuit board for high / low Voltage cut per phase suitable for 3 phase voltage stablizer of capacity upto 250 KVA.

M & L for repair of hinges / locking arragement for LT Panel board by welding with good finishes including paintings with two coats of synthetic enamil paint of existing colur etc. Complete all as specified and as directed

Excavation in trenches n. exc 1.5 mtr wide and n. exc 1.5 mtr in depth for laying of UG cables etc and getting out in soft/loose soil complete all as specified and as directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers n. exc 25 cm for soil complete all as specified and as directed.

Removing surplus soil n. exc 50 mtr and depositing where directed at a level n. exc 1.5 mtr above the starting point for soil complete all as specified and as directed.

M & L for PCC 1:4:8 type D2 using 40 mm graded stone aggregate for foundation of poles1.5mtr depthx.6mtr wedth complete all as specified and as directed.

S&F in replacement of Volt/Ammeter (0-500V/0-400A) CT operated square type 96x96mm including necessry connections complete all as specified and as directed

S&F in replacement of indication lamp R/Y/B with base including necessary connections complete all as specified and as directed

S&F in replacement of multi functional digital meter fixed in existing panels including necessary connections complete all as specified and as directed

S&F in replacement of MCCB 100 Amps, 4 pole, 415 volt, breaking capacity 35 KA conforming to IS 13647-II adjustable thermal & Fixed Magnetic setting complete all as specified and as directed

S&F in replacement of MCCB 160 Amps, 4 pole, 415 volt, breaking capacity 35 KA conforming to IS 13647-II: adjustable thermal & Fixed Magnetic setting complete all as specified and as directed

S&F in replacement of MCCB 200 Amps, 4 pole, 415 volt, breaking capacity 35 KA conforming to IS 13647-II: adjustable thermal & Fixed Magnetic setting complete all as specified and as directed

S&F in replacement of MCCB 250 Amps, 4 pole, 415 volt, breaking capacity 35 KA conforming to IS 13647-II: adjustable thermal & Fixed Magnetic setting complete all as specified and as directed

S&F in replacement of MCCB 320/400 Amps, 4 pole, 415 volt, breaking capacity 35 KA conforming to IS 13647-II: adjustable thermal & Fixed Magnetic setting complete all as specified and as directed

Supply and laying in replacement of GI tubing light grade ISI marked in trenches/duct/fixing to pole/wall or in such similar position for cable protection of following size:-

80 mm dia

50 mm dia

40 mm dia

S&F in replacement aluminium strip 25x3.15mm with saddles and fixing screws etc.for roof conductors and down conductors above ground all as specified and directed.

Supply & fix in replacement galvanised iron strip 32 x 6 mm burried in ground all as specified and directed.

Supply and laying UG cable XLPE insulated armoured and PVC sheathed LT 1100 volts grade with aluminium conductor stranded of following sizes including suitable gland, crimping of lugs including taking up / down of existing unsv old cables complete all as specified and directed :-

25 Sqmm 3.5 core

35 Sqmm 3.5 core

50 Sqmm 3.5 core

70 Sqmm 3.5 core

95 Sqmm 3.5 core

120 Sqmm 3.5 core

185 Sqmm 3.5 core

Supply & laying of DWC (double Wall corrugated) HDPE pipe ISI marked of outer dia of 90 mm and inner dia 76 mm polyethylene including couplers, bends, cap etc., with smooth internal and profiled external surface for non pressure for under ground cable complete all as secified.

Supply & Laying of DWC (Double Wall corrugated) HDPE pipe ISI marked of outer diea 77 mm and innder dia 63 mm polythylene including coupler & Bend with smoooth inernal and profiled external surface for under ground cable protection complete all as specified.

Supply & laying of DWC (double Wall corrugated) HDPE pipe ISI marked of outer dia of 120 mm and inner dia 103 mm polethylene including couplers, bends, cap etc., with smooth internal and profiled external surface for non pressure under ground cable complete all as secified.

M&L for earthing complete with Galvanized steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (earth pit not less than 2.25 mir deep below GL) with top edge of earth plate not less than 1.5 Mtr below normal ground level, earth plate surrounded from all sides by 15cm thick and packed layer of charcoal dust and common salt filling in alternate layers and electrode connections by using Galvanized earth strip 32x6 mm size connected by means of bolts, nuts, check nuts and washer of galvanized iron or steel, provision of 15 mm dia GI pipe medium grade for protection of G1 earth wire and 20mm dia GI pipe medium grade for watering arrangement and PCC (1:3:6) , type CI chamber. MS funnel, wire gauge. 50 mm thick RCC 1:2:4, type B1 earth pit cover with 6 Nos. 8 mm dia high strength deformed steel TMT bars on both ways including necessary excavation in any type of soil, returning, filling in, removal of surplus soil to distance n exc 50 mtr, provision of charcoal and salt complete all as shown in electrical plate No 3 of schedule Part-I.Note: (i) Cost of GI earth wire and GI protection pipe upto 7.5mtr length shall be deemed to be included in the rate quoted for this item. (ii) The unit rate shall also includes for Wire mesh, funnel, excavation, returninng & filling, PCC chamber pit, RCC cover & test point.(iii) PCC pit shall be provided at least 500mm away from the earth pit and not just on the earth pit. (iv) All accessories required for galvanised steel plate electrode required, as specified and as directed.

M & L for repair and maintenance of 250 KVA DG set AMF control panel by complete checking of control circuit, providing the system of Auto / Manual mode functioning of DG set and ACB rating 800 Amps of DG incommers by rewiring in the connected panels and interconnecting with DG set control module circuit, through checking and proper interlocking the system connected item, reassembling and fixing back all removed parts in to the panel, starting the DG set and testing on load by AMF and Manual mode functioning of DG set all as specified

Supply, installation commissioning in replacement of Charged Air Cooler (CAC) in 200/ 250 KVA Cummins DG set / Kirloskar DG set including dismantling of old / defective charged air cooler, taking out from DG set by opening the canopy frame, fixing the new charged air cooler (CAC) unit and connecting air pipes inlet and outlet complete all as specified and as directed

S&F in replacement of routine maintenance chart / preventive maint schedule / layout of DG set / Motor incoming and out going cable as per exisiting colour and size complete all as specified and as directed

PTech Engineers

SWASTHIK ENGINEERING WORKS