SPL REPAIR REPLACEMENT OF BER DG SET 03x100 KVA ALONGWITH CONNECTED ACCESSORIES AT CERTAIN PUMP HOUSE UNDER GE S MAMUN

Amount

Supply, Installation, Testing and Commissioning of 125 KVA (100 KW). 415 Volt, 0.8 PF, 3 phase, 50 Hz factory assembled Silent Diesel Engine Driven Generating Set mounted on common base plateform with flexible coupling 1500 RPM alongwith sound proof enclosure (accoustic enclosure) designed for reducing the sound level to 75 DB (A) average IS 8528 Part - 10 as per approved CPCB IV+ norms alongwith Retrofitted emission control device and as per GSR 371 (E) and independently supported from engine to outside of power house upto 1.00 mtr, AVM pads foundation as per manufacure's design, cold starting kit battery start with suitable cables for connecting from DG Set to panel board, DG set shall be capable of operating in including of the following accessories suitable for parallel operation/ independent operations:- (A) Prime Mover:- Diesel Engine of suitable capacity water cooled radiator type closed circuit as per BIS 649 or IS-1002 direct inject type turbo with turbo charger. The DG Set shall be capable of running 24 hrs continouly with 10% overloading for one hour in every 12 hrs as per BIS-5514/BIS-649, Engine shall be equipped with all standard fitting as per manufacturers recommendations and mounted on common base frame through flexible coupling with following accessories :- (i) Battery charging ammeter (ii) Battery charging voltmeter (iii) Ignition key and starting with push button switch (iv) Lubricating oil pressure gauge (v) Electronic/Microprocessor based Governor controlling (vii) Toggle switch for idle running. (viii) Oil Temperature gauge (ix) Safety control (Trip):- (a) High water temperature (b) Low lubricant oil pressure (c) Over Speed

(x) Lubricant oil heater to avoid freezing (xi) 24 Hours starting equipment comprising of the following :- (a) 01 No, 12 Volts, 180 AH Battery (b) Battery charging alternator with inbuilt regulator (c) Self starter motor of suitable capacity (d) Battery leads (Copper standard cable) of suitable size with brass thimbles and terminals (B) Alternator:- Alternator of capacity of 125 KVA/100 KW at NTP, 50 Hz, 415 Volt, 1500 RPM, 0.8 PF, running rate @ 1500 RPM, with insulation class 'H' self excited, self regulated, screen protected with self excited field brush rotating fixed designed to be coupled with above engine through flexible couping, the alternator shall be conforming to BIS-2613 or IS-4722. (C) Control Panel:- Alternator control inbuilt panel cubical type with internal wiring with copper conductor for 125 KVA, 415 volt, 03 Phase, 04 wire, 50 Hz alternator fabricated out 1.6mm thick MS sheet painted internally and externally with two coats of synthetic enamel paint over a coat of red oxide primer, microprocessor based generator set monitoring, metering and control system with LCD display designed to meet the demands of today's engine driven generator sets. AMF Functionality, Electronic Governing, Intuitive operator interface which includes LED backlit graphic display with tactile feel soft-switches & generator set status LED lamps Engine Metering: Oil pressure, Engine temperature, Starting battery voltage, Engine running hours, AC Alternator Metering: L-L Voltage and L-N Voltage, Current (phase and total), kVA (phase and total) and Frequency kwh, Total & per phase (kw & kVA), PF, Utility Voltage and Freq

Note:- The contractor shall produce a copy of approved certificate to authenticate the above from the OEM/OEAD. (ii) Fuel Tank capacity as per manufacturer recommendations on steel frame at suitable height with all connecting pipes and fitting upto pump and over flow pipe form engine to tank including level indicating gauge duly marked and drain valve and air vent plug etc. (E) Maintenance Spares :- (i) Fuel filter element - 02 Nos (ii) Oil filter - 03 Nos (iii) Fan Belt - 01 Nos (iv) Hose pipe - 01 Nos (v) Tapped Cover gasket - 01 Nos (F) DG Set shall be supplied alongwith acoustic original enclosure of the manufacturer suitable for 125 KVA DG Set as per CPCB IV+ Norms. (G) Tool kit as supplied by the manufacturer alongwith each set - 01 set complete. (H) The DG Set shall be tested by the Contractor in presence of the Accepting Officer's representative / IEM & Engineer-in-Charge for 12 hrs as per standard procedure without any extra cost to the department and the quoted rated are deemed to be included for all these aspects. (J) Payment of DG Set will be made after satisfactory testing of DG set. (K) The Contractor will produce all testing certificates related to DG Set as directed by Engr-in-charge/lEM/Testing Authority. (L) The load for testing is also included in item rate. (M) Shifting of DG set from factory to work site by means of truck/crane is deemed to be included in the quoted rates. (N) Platform for DG sets shall be of PCC 1:2:4 type B-1 (using 20mm graded crushed stone aggregates) size of platform shall be (size of DG set+200mm extra on all sides) and 400mm height. (O) Contractor shall submit the CPCB compliance report/certificate of DG set, BIS certificate for diesel engine, wiring diagram, manufacturer test report etc.

M&L for Earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm and 6 mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level with top edge of plate not less than 1.5m below normal ground level, connecting to the Gl earth Strip 32mm x 6mm size by means of bolts, nuts, check nuts and protected by provision of Gl medium grade pipe of 40 mm bore including provision of 40mm thick cover of RCC (1:2:4) reinforced with XPM (wt no lesss than 4kg/sqm) and frame of angle iron 40mmx40mmx6mm with 6mm dia MS bar handle made to shape, GI light grade 20mm Dia pipe for watering of suitable length placed on top edge of earth plate, common salt and charcol filling, with fixing arrangement, funnel, wire mesh and excavation and earth work in any type of soil, returning filling in and removal of surplus soil to distance not exceeding 50m complete all as per plate no 03 of SSR 2009 Part-l and connecting to earth test point all as specified and directed by Engineer-in-Charge and including testing on completion. NOTES:- (i) RCC pit cover shall be pre-cast of RCC (1:2:4) type B, 80 mm thick, reinforcement with 8 mm TOR steel @ 100 c/c in lieu of Cl cover and the rate includes in the unit rate of item. (ii) Earth electrode shall be protected upto test point using necessary arrangement with suitable size GI pipe and the rate includes in the unit rate of item. (iii) Earth pit chamber and RCC cover shall be painted with red paint over a primer coat and the rate includes in the unit rate of item .

Demolition of existing cement concrete platform/concrete bed in ground floors and pavings exc 15cm thickness (below or above ground level) complete all as specified and directed.

Excavation in trenches not exc. 1.5m wide and not exc 1.5m in depth and getting out in soft /loose soil for laying of cable all as specified and directed.

Returning filling in, including spreading, levelling, watering and well ramming in layer not exc 25cm all as specified and as directed.

Removal of surplus soil (excavated soil) to a distance not exceeding 50m and depositing where directed at a level not exc 1.5m above the starting point complete all as specified and as directed.

M & L River sand, spread dry in trenches as in cable cushioning before laying the cable, the trench shall be provided with a layer of sand of 8 cm depth and the cable has been properly straightened, it shall be covered with sand to a depth of 15 cm, then gently punned down to a depth of 10 cm above the top of the uppermost cable and punning shall be done by hand all as specified and as directed. Note: Punned thickness shall be measured and paid

M&L for brick protection with sub class 'B' old size brick well burnt laid flat for cable protection abutting each other laid dry with width equal to length of brick complete all as specified and directed.

M & L for LT UG cable 70 sqmm x 3.5 core, 1100 Volts grade XLPE insulated, armoured, heavy duty with aluminium conductor laid in trenches or fixed to walls/ poles or passing through pipes with and including, cable gland lugs/ thimbles/ ferrules including connecting, testing and including taking down of existing old unserviceable XLPE cable complete all as specified and as directed. Notes: (a) Excavation earth work and sand cushioning brick protection and connected work etc shall be measured and paid separately under relevant item of schedule.

SAINI AND SAINI BUILDERS (BID ID -3142942)

M/s Trade Linker Associates (BID ID -3142945)

Electromech Engineers (BID ID -3143273)

PRAJAPATI E and S ENGG CO (BID ID -3139596)

AGGARWAL ASSOCIATES (BID ID -3143329)

kailu construction co (BID ID -3143334)

Dn construction and co (BID ID -3143162)