PROVN OF STANDBY POWER SUPPLY FOR GDCC, ACC AND ASSOCIATED CCTV NETWORK AND EQUIPMENT AT MAIN AND STANDBY LOCATIONS AND ILLUMINATION OF MTR AND S HANGAR AT DARJIPURA AF STN VADODARA

Amount

Supplying, installation, testing and commissioning outdoor Silent diesel engine driven generating set with AMF panel and of 160 KVA (128 KW) capacity of continous rating at N. T. P fully wired 415 V AC 3 phase, 4 wire 6 cylinder 50 Hz, at a power factor of 0.8 lagging all as per IS-4722/2001 mounted on common base plate and directly coupled through flexible coupling closed couple to diesel engine with dunlop cushy foot mountings (anti vibration) pad in and including acoustic insulated enclosure/canpoy with 70 db noise level at one meter distance from gen set and PCC/RCC foundation as per manufactures recomendation and complete all as specifiedand as directed by engineer-in-charge at site etc & consisting of the following:-

(A) Diesel Engine:- the engine shall be vertical multicylinder, Four stroke, 1500 RPM, water cooled, complete with water pump assembly turbo charger, battery charging alternator of 12 V instrument panel, electronic in built, governor suitable battery heavy duty with leads suitable size on exhaust pipe of suitable length inclusive of exhaust coupling inside acoustic enclosure and residential silencer pipe above canopy all as specified & directed by OEM and all other standard fittings/fixtures and all as per OEM specification complete as per IS-1602 for the generator including the following:- (a) Engine protection devices including audio visual indicators & OFF system during low oil pressure high water temperature over speeding of engine (b) Radiator cooling system comprising of radiator fan blade water pump with belts thermostant guard (c) Routine maintenance & service alerts and compatible with Auto Mains Failure facility (d) Hour meter

(B) Acoustic insulated enclosure/canopy for gen set:- The gen to be provided with acoustic insulated enclosure/conopy fabriciated out of CRCA sheet 16 SWG & pre treated with 7 tank phosphating prior to polyester coating painting close fit type compact enclosure provided with adequate ventilation system to ensure perfect aspiration and cooling of the DG set to be housed inside and avoid over heating /power deration. Acoustic insulation sound proofing should be made with a high quality insulation conforms to UL94-HF1 class for flammability and suitable including the folliwing:- (a) Control pannel should have blanking windows made out of toughened glass provided with rubber beading (b) Emergency stop button should be easily accessable

(c) Provn of fitting of branded make including wiring inside canopy (d) Access to fill fuel tank control shall be from out side the canopy enclosure (e) All door, windows, panels should be lockable with single key (f) Single/multi point lifting facility should be available on the base frame (g) Access to fill the radiator from out side the canopy (h) Specially designed as per manufacturers standard alternators are to be provided control sound at entry to canopy and exist from canopy (j) Adequate ventilation has to be provided to meet the air requirement of engine and alterator (k) Blank (l) Rated Power at 100% load (HP) 199, Aspiration :- TCA, Bore x stroke (mm)105x137,Displacement (Lit) 7.2, Fuel consumption @ 75% load & 100% load should be 27.8 and 36.7 Lit/hr) respectively,Total Lubrication system capacity should be 20.2 Ltrs,Lub oil consumption @ full load should be 0.1% of fuel consumption, Radiator coolant capacity should be 25 Ltr (m) Current capacity should be 223Amp, starting system - 24VDC elec, Governing class G2 as per ISO 8528 part V (n) Genset dimension w/o silencer (LxWxH) should be appx 3790x1300x1800 mm (o) The Genset specification conform to ISO 8528 standard

(C) AC ALTERNATOR - The AC Alternator (generator) shall be designed for an output of 160 KVA (128KW) at full load for continuous rating at 0.8 (lag) PF conforming to IS4722 or BS2613 RPM 1500 insulation class H including self exciting and self regulating control Panel with all accessories cable terminal box with suitable size of glands earth terminal etc complete all as per OEM specifications and connection for alternator output terminals to AMF panel shall be with core conductor of suitable size & cost deemed to be included in the unit rate quoted for gen set. Enclosure Type- IP 23,Voltage Regulation : + 1% and Maximum Unbalanced Load across phases should be 25% comprising of following :- (a) It should be brushless type, screen protected,revolving field, self excited alternator conforming to IS/IEC 600341 (b) Superior winding for harmonic reduction (c) Epoxy coating for consistent performance in all weather conditions & (d) Reconnect type winding with 12 terminals brought out for connection

(D) Builtup fuel Tank original with DG Set

Note:- (i) Tempareture rise in the compartment/canopy should be less than 5 degree centigrate (ii) It should adhere to mandatory noise regulation norms (iii) It should be duly approved and guaranteed by the engine manufacture (iv) The acoustic insulated enclosure/canopy must be designed as per relevant IS and control the noise level all as specified in govt of india notification GSR 7 dated 22 Dec 98 and GSR No 37(E) F No 8-15022/2/2001. (v) LT cable from DG set to AMF panel shall be measured & paid for separately (vi) The FOL etc required for commissoning and testing of DG set shall be supplied by the contractor.This shall be deemed to be including in the quoted rate of gen set (vii) Battery Exide Express 180 AH capacity- 01 No

Supply, Laying & Testing LT UG cable XLPE insulated, screened, PVC bedded, galvanised steel strip wire armoured, electric power cable (heavy duty) with stranded aluminium conductor 1100 V grade of size 3.5 core 150 Sqmm complete all as specified and directed.

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth, for laying of cable in trenches etc and getting out in Hard / Dense soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exc 25 cm in soils complete all as specified and directed.

Removing excavated material (soils) to a distance n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed.

M&L filling clean, dry and natural river sand in trenches for cushioning of cables to the full width of excavated trench 8 cm thick before laying the cable and 15 cm above the cable and gently punned down, complete all as specified and directed. Note :- Thickness of sand cushion after punning down (i.e 18 cm) shall be measured for payment.

Supply and Laying bricks, common burnt clay building bricks, sub class 'B' of size 230 x 115 x 75 mm laid across in trenches for cable protection complete all as specified and directed.

Supply, install testing and commissioning weather and vermin proof LT feedar pillar bus bar junction box (Panel board) factory fabricated (CPRI approved) Outdoor type totally enclosed made out of 3.15 mm thick sheet metal enclosure of suitable size, with angle iron frame of MS angle 60cm X 50 cm X 60 cm suitable for operation on 3 phase 4 wire, 440 volts 50 Hz system, with hinged panel doors (covers) on two sides with handles, bottom gland plate and locking arrangement consisting of suffiecient Nos of circular cable entry holes at bottom only with suitable PVC/rubber/wooden bushes to prevent ingress of water/vermin etc, inside the enclosure, the required Nos of holes to be fixed with chromium plated brass cable glands for cable entry and exit complete with necessary internal wiring with stranded copper conductor PVC insulated cables of adequate size, duly powder coated (15 micron) grey hammer tone with one coat of paint including connecting with L.T armoured incoming and outgoing cables and including required sizes of cable lugs of aluminium complete all as specified and directed by Engineer- in -charge (as per sample) and consisiting of following :-

Bus bars of Aluminium strips of 400 Amp current rating capacity, minimum 600 mm long or of length as actually required at site for 3 phase and half size for neutral, mounted on epoxy/FRP bus bar insulator complete with CTs of suitable size with nut bolt fixing arrangement complete - 01 set

M&L earthing complete with copper plate electrode 60cm x 60cm x 3.15mm thick buried directly in ground earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5m below ground level, connecting to the Copper earth strip 20 x 3mm dia, by means of nuts, bolts, check nuts and washer etc of copper and earth lead protected by provision of GI pipe medium grade 32mm bore from earth electrode to test point incl provn of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone aggregates with 40mm thick cover of RCC (1:2:4) reinforced with XPM sheet (weight not less than 4Kg/Sqm) and frame of angle iron 25 x 25 x 6mm with lugs 2 Nos and with 8mm dia MS bar handle made to shape, GI pipe medium grade 20mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling test point with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning in and removal of surplus soil to a distance not exceeding 50mtr, complete all as specified in electrical plate No 3 of SSR Part I and connection to earth test point including testing on completion all as directed. Note :- Rate quoted includes cost of 7.5m long copper earth strip of 20 x 3mm size and protection pipe of 32mm dia bore GI medium grade.

M&L for PCC 1:4:8 type D2 using 40 mm graded stone aggregate for foundation of DG Set/mass concrete complete all as directed by Engr-in-Charge

M&L for Point wiring complete for One light /Fan point controlled by one one/way switch with 1.5 sqmm single core PVC insulated and PVC unsheathed (FR) multistranded copper conductor cable 1100 volt grade enclosed in and including PVC casing and capping with accessories fixed on surface on walls/ceiling by means of PVC sleeves Dash fastners and cadmium plated screws all as per ISI including sunk type boxes for mounting fitting like switches, socketes fan regulators with 3 mm thick phenolic Laminated sheet top cover concealed in walls etc including 1.5 Sqmm single core multi stranded copper conductor PVC insulated and unsheathed (FR) cable as earth continuity conductor connected to common earth dolly complete all as specified and directed.

Description all as per item No. 11.00 above but wiring with 2.5 sqmm multistranded copper conductor unsheathed (FR) and 1.5 sqmm copper conductor unsheathed (FR) cable as earth continuity conductor for one 5 pin 15 Amps switch socket outlet point on independent board.

S&F switch socket combination 3 pin 5 and 15 Amp 2 in one flush type complete all as specifed and directed.

S&F piano switch flush type 5 Amps single pole, one way, 230 volts AC circuit complete all as specified & directed.

S&F TPN DBs Vertical type 4 way 415 volt with provision for FP as incomer and SP as outgoing, IP 43-IK 09 with metal door of CAT No. 6077 51 of Make Legrand or its equivalent in Siemens/Havells complete all as specified and directed.

S & F DB's Sheet metal enclosure for SPN DB 8 way type and200 Amp ratings bus bar IP43 IK-09 CAT NO 6077 Make Legrand/C&S/Seimens or its equivalent complete all as specified and directed.

S&F MCBs in the DBs of capacities as given below :-

MCB SP 32 Amp, 240 volts

MCB SPN 63 Amp, 240 volts

MCB TPN 63 Amp, 240 volts

Supplying & fixing Air circulator turbo force wall mounted Fan 600 mm sweep with Wing guard,on off system with 3 speed adjustment, switch and rope control complete with compatable swing left and right , metal body heavy duty motor AC 230 Volt 50 HZ and with 3 core flexible wire for connecting including fixing on wall making good disturbed surface all as specified and directed by Engineer -in -charge.

Supply and fix LED flood light fitting 150 watt innovative fixture with IP66 pressure die cast alluminium housing and toughened glass in the front with uniqe flood optics to ensure uniform distribution of the light and saving of 50% as compared to conventional system lumen all as specified and directed by Engr in charge Make: cat part no LFAP150-c 150 watt of Orient -Alfa/ Wipro/ philips/ C&S or Eqiuvalent.

M&L XLPE insulated, armoured heavy duty LT UG electric cable with aluminium conductor, 1100 volts grade, cross-sectional area of fallowing size complete all as specified and directed.

4 core 25 sq mm

2 core 16 sq mm

Earthing complete as per electrical plate NO.3 of MES SSR Part I with galvanised steel plate earth electrode 600 mm x 600mm x 6 mm burried directly in ground in a pit of depth not less than 2.25 metre below ground level with the top edge of earth plate at a depth not less than 1.5 m below normal ground level connected to and incl galvanised iron or steel earth lead wire 4 mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel earthing wire protected by galvanised iron or steel pipe 15 mm dia light grade and connected to main switch board or main control board watering pipe shall be 20 mm dia GI medium grade, funnel incl excavation and earth work in any type of soil, PCC pit, CI Frame, RCC covers etc complete all as specifed and directed.

S&F GI tubing light grade 40 mm bore for protection of cable fixed on wall or laid in trenches complete all as specifed and directed.

M/s SK Traders