GE 874/EWS-28/2020-21

Amount

Supply ,installation,commissioning and testing of diesel engine driven generating set capacity 63KVA ,415 volts Derated at site the rate of 4.8% taken extra over and above 63 KVA rating, for site condition (i.e) 1800 mtr above MSL, mounted on common base frame ,1500RPM with silencer pipe (acustic enclosure) protected with asbestos rope independently supported from engine to outside power houseupto 1 mtr ,AVM pads foundations as per manufacure design battery start with suitable size of cable for connecting upto panel board . DG Set should be capable of operating in temperture range (-25* C to + 35*C) fitted with Cold starting kit with and including the following . Make KIRLOSKAR/KOELGREEN (A) Prime mover Vertical diesel engine of suitable capacity water cooled closed circuit as per BS-649 or IS-10002 direct injection type turbo charged electric starting system having rated speed 1500 RPM. The DG Set shall be capable of running 24hrs continuously with 10% over loading for one hrs continuously in every 12 hrs as per BS -649. Engine shall be eqipped with with all standrd fitting and mounted on common base frame with following fittings (a) RPM cum hour meter (b) LCD battery charger and LCD Ammeter ( c) ignition key and starting with push button switch (d)Lubricating Oil pressure gauge (e) Electronic governor controller and digital oil temperature gauge (g) 24 Volts starting equipment comprising of the following fittings (i)12 V Battery,180 AH-02Nos (ii)Battery charging alternator (iii) Self starting of suitable capacity (iv) Battery leads of copper cable with brass thimbles and terminals. (v)starting gear engine. Alternator (a) RPM cum hour meter (b) Barttery charging Ammeter ( c) ignition key and starting with push button switch (d)Lubricating Oil pressure gauge (e) Electronic governor controlling Oil temo gauge (g) 24 Volts starting equipment comprising of the following fittings (i)12 V Battery,180 AH-02Nos (ii)Battery charging alternator (iii) Self starting of suitable capacity (iv) Battery leads of copper cable with brass thimbles and terminals. (v)starting gear engine

Alternator rating 63 KVA,3 phase,4wire,415 Volts 50C/s supply Derated at site condition ie 1800 mtr above MSL 0.8 Pfrunning @ 1500 RPM self excited ,self regulated, mounted on strong fabricated steel frame,suitable for mounting on a permanent foundation to be coupled with above engine. The alternator shall be confirming to BS-2613 or IS -4722

(c) Control panel

(d) Other fittings

(i)Battery charger having electric circuit consisting of triodes , capacitor and resistances etc. The battery charger should be able to charge the battery at all times whenever the electric supply given to battery charger through control panel or electric power point.

(ii) In built Fuel tank of suitable capacity as per manufacturers instructions capable for12 hrs running of DG Set inside the canopy base with all connecting pipes upto fuel pump and including oil level indicating gauge drain air vent plug etc. Note : The DG Set will be tested upto 70 KW (for 1 hours) and upto 62.5KW for 12 hrs at the service altitude. The test will be conducted using water/air placed heating element of 80KW and necessary cooling system to protect the test eqpt. The test eqpt will be handed over to MES after generator set commissioning. All earthings for the DG set should be having a resistance of not greater than 1Ohms.

M&L for earthing complete with galvanized steel earth plate electrode 60 cmx60cm x 6 mm thick burried directly in ground (Earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr below normal ground level ,using galvanised iron strip 32×6mm as earthing lead (as earth lead wire), by means of bolt, nuts, check nuts and washer of GI and earth wire protection by provision of GI medium grade pipe, 15mm bore including provn of concrete pit in PCC 1:2:4 type B-1 using 20 mm graded stone aggregates with 40mm thick cover of RCC (1:2:4) reinforced XPM(weight not less than 4 kg/Sqm) and frame of angle iron 25x 25x 3 mm with lugs 2 nos and with 6 mm dia MS bar handle made to shape , GI medium 20 mm bore pipe for watering perforated at bottom 1.75mtr long placed on top edge of earth plate ,common salt and charcoal,fitting,test point with fixing arrangement , funnel ,wire mesh and earth work in any type of soil returning filling in and removal of surplus soil to a distance not exceeding 50m all as per electric plate No 3 of SSR- 2009 Pt 1 and Connection to earth test point all as specified and testing on completion.Note:- Item of earthing includes the cost of 7.5m long galvanised iron earth lead wire and protection pipe of 15mm bore GI medium grade .

Supply, laying jointing and testing LT XLPE 70 Sqmm 3.5 Core and PVC insulated Armoured aluminium conductor cable, duly insulated, 1100 volt grade confirming to IS-1554 laid in trenches (below 60 cm from ground level), road crossing, walls, floor, etc. including any excavation, PCC, GI pipe (for road crossings), sand and bricks that may be required, all as specified, clarified and directed by Engineer in Charge complete all as specified

Supply & fixing of Change over Switch 200 Amps with enclosure, rated voltage of 415 Volts, AC 50 Hz, 4 Pole all as specified and directed by Engr-in-Charge

Supply & Fixing of Sheet Metal Enclosure for Distribution Board 4 way 200 Amps rated Copper Bus bar Single door type all as specified and as directed by Engr- in -charge. Make: Indo asian/Havells/Legrand/ Siemens/ ABB or equivalent in ISI Marked.

Supply & Fixing RCBO's for earth leakage,overload & short circuit protection Double pole 30mA 240 Volts ,32 Amps, with rupturing capacity 30mA all as specified and as directed by Engr- in -charge. Make: Indo asian/Legrand/ Siemens/ ABB

S&F RCBO's for earth leakage,overload & short circuit protection Double pole 30mA 240 Volts ,40 Amps, with rupturing capacity 30mA all as specified and as directed by Engr- in -charge. Make: Indo asian/Legrand/ Siemens/ ABB

S&F RCBO's for earth leakage,overload & short circuit protection Double pole 30mA 240 Volts ,63 Amps, with rupturing capacity 30mA all as specified and as directed by Engr- in -charge. Make: Indo asian/Legrand/ Siemens/ ABB

M&L for submain wiring with two single core PVC FR insulated unsheathed flexible copper conductor cable of size 6 sqmm and one single core PVC FR insulated unsheathed flexible copper conductor cable green colour of size 6 Sqmm as earth lead in & including PVC casing and caping ISI marked and making good the disturbed wall surfaces to match with existing specification all as required at site or directed by Engr-in- charge.Make : finolex /Havells/ polycab

Supply and fix Servo Voltage stabilizer for three phase, naturally oil cooled, indoor type & designed for input variation between 110 - 270 Volts per phase with output voltage stabilized at 415 with accuracy ± 2.5% and speed of correction 8 Volts per second and of capacity 100 KVA capable of taking of taking any phase-unbalanced and power factor load, with under voltage, over voltage, over current and leakage current protection at input and output.

Supply and fix Voltage stabilizer for three phase, naturally oil cooled, indoor type & designed for input variation between 110 to 270 Volts per phase with output voltage stabilized at 415 with accuracy ± 2.5% and speed of correction 8 Volts per second and of capacity 40 KVA capable of taking of taking any phase-unbalanced and power factor load, with under voltage, over voltage, over current and leakage current protection at input and output.

Supply laying and testing in replacement of XLPE insulated screened, PVC bedded galvanised steel strip or wire armoured electric cables (heavy duty) with aluminium conductor 1100 volts grade, cross sectional area 50 sqmm 3.5 core with any excavation, PCC, sand & brick filling wks, complete all as specified and directed by Engr-in-Charge. Make - Havelles/Fort Gloster/Poly cab.

Supply laying and testing in replacement of XLPE insulated screened, PVC bedded galvanised steel strip or wire armoured electric cables (heavy duty) with aluminium conductor 1100 volts grade, cross sectional area 35 sqmm 3.5 core with any excavation, PCC, sand & brick filling wks, complete as specified and directed by Engr-in-Charge. Make - Havelles/Fort Gloster/Poly cab.

M/S ABDUL AZIZ MIR

POPULARHARDWARESTORE

patriotic builders