PROVN OF 100 KVA DG SET FOR STANDBY POWER SUPPLY TO SPYDER AND MRSAM FACULTY AT AF STN BARODA

Amount

Supplying, installation, testing and commissioning outdoor Silent diesel engine driven generating set with AMF panel and of 100 KVA capacity of prime power at N. T. P fully wired 415 V AC 3 phase, 4 wire 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 75 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) The Genset specification conform to ISO 8528 standard, size and other parameter as per OEM specification.

(C) AC ALTERNATOR - The AC Alternator (generator) shall be designed for an output of 100 KVA 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 150 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 120 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 fix cable cover, class LV, flat, size 190mm x 90mm x 90mm as in protection of cable laid dry, flat, abutting each other width wise complete all as specified and directed.

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 boring of roads/hard cemented surface for inserting of 50mm dia GI pipe for laying of cable complete all as specified and directed.

M & L for staight through joint outdoor type for LT under ground cable size 120sqmm 3.5 core including jointing kits heat shrinkable type complete suitable for aluminum conductor cable complete all as specified and directed.

S&F GI tubing light grade 50 mm bore for protection of cable fixed on wall or laid in trenches complete all as specifed and directed.

Shiv Kripa Tradimg

M K ENGINEERS CO.

Gayatri Associates

M/s SK Traders