PROVN OF DG SET 300 KVA CAPACITY AND ASSOCIATED EQUIPMENT FOR EXTENDING STAND BY POWER SUPPLY TO RSD M AT AFS OJHAR

Amount

Supply, installation, testing and commissioning of Static silent diesel engine driven generating set suitable for out put of 300KVA , 415 volts, 3 Phase, 4 wire system of supply, AC, 50 HZ at power factor 0.8 minimum, 1500 RPM as per IS:13018 and alternator as per IS:13364 complete with AMF panel for automatic starting on mains failure, control panel (AMF) having meters, sound proof canopy as specified below . The DG set shall consist of a diesel engine coupled directly to a matching alternator and mounted on Anti vibration pads as recommended by manufacturers on a common base frame including cement concrete foundation in 1:2:4, type B-1 using 20mm graded stone aggregate at a height of 200mm and thereafter installed in the CPCB norms approved acoustic enclosure complete with control panel as recommended by manufacturer, complete all as specified and directed and shall comprise of the following:- (a) Engine (Prime Mover) : Directly coupled diesel engine water cooled, suitably de-rated of matching BHP for driving 300 KVA capacity alternator electric start, four stroke designed to run continuously at 1500 RPM confirming to latest IS 13018, BS 5514 standard with an over load capacity of 10% for one hour in every 12 hrs operation complete with following accessories:- (i) Fly wheel to suit flexible coupling. (ii) Flexible coupling with guards. (iii) Dry type Air cleaner with filters. (iv) Lubricating oil filter. (v) Anti-vibration pad as recommended by manufacturers. (vi) PT/Mico fuel pump with electronic governor of suitable capacity. (vii) Self starter 24 volts DC. (viii) Battery charging alternator.

(ix) 2 Nos, 12 Volts batteries as recommended by manufacturer along with flexible copper battery lead and connector. (x) Standard safety device as recommended by manufacturers. (xi) Daily service fuel tank for full running capacity of DG set for min 08 hours enclosed within the canopy all as per CPCB with lever indicator, inlet, fuel outlet drain plug, air vent and locking arrangements etc. (xii) Exhaust system shall be provided with thermal insulation by using fire retardant / non igniting foam conforming to BS-4735 to prevent excess heat radiation on the engine and stage for operator. (xiii) Engine display should have KW, KVA, KWH, KVAR, Power Factor, Phase to Phase & Phase to Neutral Voltage, Ampere etc., and having the following Display also:- (aa) Lubrication oil temperature (ab) Lubrication oil pressure (ac) water temperature (ad) Battery voltage (ae) Indicator lamp etc (af) Safety measures to be included for the following conditions :- (i) Low lubricant oil pressure trip (ii) High coolant temperature trip (iii) Engine over speed trip (iv) Emergency stop.

(b) Alternator : 300 KVA, 240 KW at 0.8 power factor, self-regulated, 3 phase with neutral 415 Volts, 50 Hz, 1500 RPM, screen protected, self-excited & self-reregulated, brush less as per IS /IEC 60034-1& will be suitable for tropical conditions complete with automatic voltage regulator and foot mounted including making cable connection. The salient feature of alternator are as under:- (i) Voltage regulation under static condition + 1.0% (ii) Class 'H' insulation (iii) Permanently lubricating bearing (iv) Capable to take 10% over load for one hour for every 12 hours (c) AMF Panel : AMF Panel out side the canopy as per OEM recommendations and suitable for 300 KVA DG set. AMF control panel shall be factory made, cubical type, double door, IP-54 protected, floor mounted, totally enclosed and shall be fabricated out of CRCA sheet 3.10mm thick CPRI approved over and including angle made out of 50x50x6mm angle with removable side cover hinged front panel rear panel for esay accessibility powder coated complete with internal wiring with suitable size copper conductor cable and cable gland for external connection complete suitable for 300 KVA DG set with by pass arrangement including all necessary operating and control device such as contactor, MCCB, of suitable rating or as recommended by OEM, multifunction meter, indicating lamp, with protection fuse for panel instrument battery charges with indicator cut of low and high oil pressure, high speed, over load and earth fault protection, reverse current protection programmable microprocessor based controller with auto manual switch, start/stop control switch with flexible copper conductor cable and cable connection with lugs/thimbles complete as recommended by manufacturer. (d) Acoustic Enclosure : Floor mounted acoustic enclosure suitable for minimum 300 KVA DG set as per CPCB norms of the make as that of DG set be provided. Make: Kirloskar /Cummins/ Greaves cotton /Mahindra.

Note: (i) DG set shall be composite type prime mover and alternator and allied accessories in one enclosure, including PCC/RCC foundation suitable for 300 KVA DG Set as per OEM recommendations. (ii) DG Set shall be confirming to guidelines as per MoEFCC circular No, GSR 804 (E) New Delhi dt 03 Nov 2022. Emission limits for Generator set shall be as following :- (aa) NOX + HC <4.0 (ab) CO < 3.5 (ac) PM <0.2 (ad) Smoke (light absorption co. efficient) < 0.7

Supply and lay LT cable XLPE insulated screened PVC sheathed, galvanised steel strip electric power cables (heavy duty) 1100 V grade with stranded aluminium conductor of size 50 Sqmm 3.5 Core including fixing accessories like brass cable glands double compression type, lugs, nuts, bolts, washers etc including testing, jointing and commissioning after laid complete all as specified and directed.

Supply and lay LT cable XLPE insulated screened PVC sheathed, galvanised steel strip, electric power cables (heavy duty) 1100 V grade with stranded aluminium conductor of size 95 Sqmm 3.5 Core including fixing accessories like brass cable glands double compression type, lugs, nuts, bolts, washers etc including testing, jointing and commissioning after laid complete all as specified and directed.

Supply and lay LT cable XLPE insulated screened PVC sheathed, galvanised steel strip, electric power cables (heavy duty) 1100 V grade with stranded aluminium conductor of size 120 Sqmm 3.5 Core including fixing accessories like brass cable glands double compression type, lugs, nuts, bolts, washers etc including testing, jointing and commissioning after laid complete all as specified and directed.

Supply and lay LT cable XLPE insulated screened PVC sheathed, galvanised steel strip, electric power cables (heavy duty) 1100 V grade with stranded aluminium conductor of size 400 Sqmm 3.5 Core including fixing accessories like brass cable glands double compression type, lugs, nuts, bolts, washers etc including testing, jointing and commissioning after laid complete all as specified and directed.

Material and labour for cross arms, bracings, supports, clamps and back plates fabricated for cable tray from structural steel sections of angle iron and iron flat steel including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated, with & inclusive preparation of surfaces and applying two coats of synthetic enamel paint over a coat red oxide primer all as specified and directed.

Shifting of LT cable from existing Panels to New panel of size 50 sqmm to 400 sqmm including all connection and disconnection electrical connection of existing cable complete all as specified and directed.

Supply, installation, testing and commissioning of electrical indoor panel board, factory made, floor mounted, cubical type, self supported, front & rear openable, double door, hinged type with locking arrangement & sloping top canopy, suitable ventilation on both side, with wire mesh, IP54 protection with dust & vermin proof etc, suitable for 440V, 3-phase, 50 Hz, AC supply with aluminum bus bars 800 Amp TPN (neutral 100%), fully compartmentalized & suitable for indoor weather conditions, fabricated out of 2 mm thick CRCA steel sheet duly powder coated, mounted/fixed on MS angle iron stand /frame 40cm height from FFL, fabricated out of 50x50x6 mm thick MS angle iron duly painted with black synthetic enamel paint over coat of red oxide zink chrome primer duly grouted in PCC foundation 1:3:6 type C1 using 20mm graded stone aggregate etc, including and accommodating and connection of incoming and outgoing cables with thimbles etc, complete in all respects including the following accessories complete all as specified and directed:- i) MCCB 400Amps, 4 pole, 36KA -01 No (Incomer) with thermal magnatic protection ii) MCCB 3P 250 Amp,25 KA -01 No (Outgoing) iii) MCCB 3P 200 Amp, 25 KA -01 No (Outgoing) iv) MCCB 3P 160 Amp, 25 KA -03 Nos (Outgoing) v) Digital multifunction meter for measure Voltage/Amp/Hz etc -01 No vi) Indicator Lamp neon type (RYB) -01 Set

Material and labour for earthing in repair and Earthing complete with GI earth plate electrode 600mm x 600mm x 6mm thick buried directly in ground vertically to a depth of not less than 2.25m deep below normal ground level with the top edge of earth plate at a depth of not less than 1.5m below ground level connected to GI earth strip 32mm x 6mm by means of bolts, nuts, washers of galvanised iron or steel, GI earth strip shall be protected by 50mm dia GI pipe 'light grade', watering pipe 20mm dia GI pipe 'medium grade', GI wire meshed funnel, alternate layer of charcoal and salt on all side to earth plate upto a thickness of 150mm, filling of black cotton soil in earth pit upto GL, and connected to earth plate including necessary excavation & earthwork in any type of soil, PCC (1:3:6) type C-1 earth Pit, 40mm thick RCC cover (1:2:4) type B1 mix with 8mm dia TMT bars @ 100mm c/c both ways etc complete all as shown in electrical plate No.3 connected to main switch / MCB DBs box point / LP test point and including testing on completion all as specified and as directed. NOTES: i) Quoted rate shall deemed to include the cost of excavation and earth work in any type of strata, funnel, earth strip up to 7.5metre etc. ii) Earth resistance should be less than 5 Ohm up to Warranty period one year. In case earth resistance is not found satisfactorily contractor will redo the same earthing.

H V ELECTRICALS

R K ENTERPRISES

Urja Techniques India Pvt. Ltd.

NARMARAJ ELECTRICALS

SHRI SULAI ELECTRICALS

M/s.TIRUPATI BUILDERS

MONA GENERATOR SEVICES PVT. LTD.

Electromech Engineers