Supply, Installation, Testing and Commissioning (SITC) OF 1 X 320 kVA DG set with AMF including auto by pass panel for Battery Testing Facility in CSIR-CECRI, Karaikudi

Amount

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Supplying and laying 25 mm X 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm)

Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing as required.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing masonry open duct as required.

Above 185 sq. mm and upto 400 sq. mm

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Above 185 sq. mm and upto 400 sq. mm (clamped with 40x3mm MS flat clamp)

Supplying and fixing cable route marker with 10 cm X 10 cm X 5 mm thick G.I. plate with inscription there on, bolted /welded to 35 mm X 35 mm X 6 mm angle iron, 60 cm long and fixing the same in ground as required.

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

3.5X 300 sq. mm (70mm)

4 X 10 sq. mm (25mm)

Excavation for cable trenches in soft soil, depth upto 1.2 m including dressing of sides lift upto 1.5 m, including getting out the excavated soil, refilling with sand and or good soil after laying of cable/ pipe etc in layers of 20 cm, ramming, watering and disposal of surplus excavated soil as directed, within a lead of 50 metres.

Excavation of the cable trenches in hard rock not exceeding 1.5 metres in width, and lift upto 1.5 metres, including getting out the excavated soil and disposal of excavated soil as directed within a lead of 50 metres.

Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc.direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required.

200 mm dia (OD-200 mm & ID-175 mm nominal)

Providing, Installing, Testing and Commissioning of ‘Silent Type’ Diesel Generating set (as per CPCB-II norms) alongwith having Prime Power Rating of 320 KVA, 415 volts at 1500 RPM, 0.8 lagging power factor at 415V suitable for 50 Hz, 3 phase system & for 0.85 Load Factor and consisting of the followings:

(a) Diesel Engine: Make : Perkins, Caterpillar, Valvo, Cummins, Kohler Cooper,Ingersoll Rand and FG wilson.Diesel engine 6 in-line cyclinder, 4 stroke, water cooled, electric start, of suitable BHP at 1500 RPM suitable for above output of alternator at 40 Degree C, 50% RH & at 1000 Meter MSL and conforming to BS 5514, BS 649, IS 10000, capable of taking 10% over loading for one hour after 12 hours of continuous operation. The engine will be fitted complete with all the required accessories.

(b) Engine mounted Instrument Panel fitted with and having digital display for following: (i) Start-stop switch with key(ii) Water temperature indication (iii) Lubrication oil pressure indication (iv) Lubrication oil temperature indication (v) Battery charging indication(vi) RPM indication (vii) Over speed indication (viii) Low lub. Oil trip indication (ix) Engine Hours indication

(c) Alternator : Make: Stamford, ASEA, Kohler, Leroy Somer Synchronous alternator rated at 320 KVA, 415 volts at 1500 RPM, 3 phase 50 Hz, AC supply with 0.8 lagging power factor at 40 Degree C, 50.RH & at 1000 Meter MSL. The alternator shall be having SPDP enclosure, brushless, continuous duty, self-excited and self-regulated through AVR conforming to IS: 4722/BS 2613, IS/IEC 60034-1,suitable for tropical conditions and with class- F/H insulation.

(d) Base Frame & Foundation: Both the engine and alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement which shall be installed on suitable RCC cement concrete foundation and vibration isolation arrangement as per recommendations of manufacturer.

(e) Fuel Tank: Daily service fuel tank of 500 liters capacity fabricated out of 3 mm thick M.S. sheet complete with all standard accessories and fuel piping between fuel tank and diesel engine with MS class ‘C’ pipes of suitable dia. Complete with valves, level indications & accessories etc, shall be erected near the DG set suitably as required as per site conditions.

(f) Exhaust System: Dry exhaust mainfold with hospital exhaust silencer and catalytic convertor.

(g) Starting System:12V/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable nos. of batteries (25 plates, 180 Amp. Hour capacity lead acid type or suggested by the OEM) as required as per specifications.

(h) Accoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in to the atmosphere through tghe ducts mounted over the canapy as required etc as per specifications.

Complete as above

Fabricating, Installing, Testing & Commissioning of Automatic Mains Failure Control (AMF) including auto by-pass panel, suitable for1x320 KVA silent type DG sets complete with copper busbars, relays, timers, set of CTs for metering & protection and energy analyser to indicate currents, phase and line voltages, frequency, power factor, KWH, KVARH & provision for overload, short circuit, restricted earth fault, under frequency, The AMF panel shall be configured with the existing MV panel board with OT ATS (Automatic transfer switch )where the power cable of the EB and DG are terminated. Including control/power cabling from AMF panel to diesel engine, existing MV panel to AMF or viceversa etc and elsewhere if required along with all other accessories deemed to be required for satisfactory operations of AMF facility as required as per site condition etc., all complete and interlocking including the following :

(b) 2 Nos. over voltage relay, 2 Nos. reverse power relay and 2 nos of under voltage relay.

(c) 3 Sets of current transformers 15 P 10 accuracy for protection and 15 VA class-I for metering

(d) Energy analyser unit to indicate current voltage frequency power factor and KWH

(e) Indicating lamps for load on mains and load on set

(f) Fuse for instruments

(h) Main supply failure monitor

(i) Supply failure timer

(j) Restoration timer

(k) Control unit with three impulse automatic engine start/stop and failure to start lockout.

(l) Impulse counter with locking and reset facility.

(m) ON/OFF/Control circuit switch with indicator

(n) Audio/Video annunciation for (i) High water temperature (ii) Low lubricating oil pressure (iii) Engine over speed (iv) Engine fails to start (v) Full load/maximum load warning

Complete as above

Supplying and fixing exhaust gas piping of suitable dia. Welded black MS, B Class pipe conforming to IS: 3589 cut to required lengths and installed with necessary bends, supports and clamps, anti-vibration mountings, insulation of exhaust system with mineral wool/Rockwool, 50 mm thick, wire mesh and aluminium cladding etc., as required as per specifications.

ECU/Alternator to AMF Panel : Supply of 3.5 core 300 Sq mm PVC insulated PVC sheathed, armoured Aluminium conductor, U.G cable of 1.1 kV grade confirming to IS 1554:1988(.Part-I)/IEC:60502..

EB Panel to AMF Panel : Supply of 4 x 4 SQ mm PVC insulated PVC sheathed, armoured Cable with copper conductor, U.G cable of 1.1 kV grade confirming to IS 1554:1988(.Part-I)/IEC:60502.

Body Earthing : Earth pits with 2000mm long 100mm dia 7mm thick cast iron pipe with salt, charcoal, masonry cover, etc., for Generator Neutrals, body and panel.

Supply and providing Rubber mat of size 2m x 1m x 12mm thick confirming to IS 5425.

Supply and fixing of laminated shock treatment chart (Tamil and English) in the panel room etc., as per site condition.

Provision for carrying out Load Test with resistive load on DG Set for 13 Hrs at site during the commisioning of DG Set as per the CPWD guidelines in presence of the OEM's engineer.

Providing and fixing carbon di oxide (CO2) type fire extinguishers confirming to IS 2878-1976 and cylinders fully charged of 4.5 Kg capacity.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

All kinds of soil.

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources).

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in:

Cement mortar 1:6 (1 cement : 6 coarse sand)

Supplying and filling with gravel under floors, including consolidating and dressing complete.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, ifnishing and reinforcement- All work up to plinth level :

1:1.5:3 (1 cement: 1.5 coarse sand (zone-III) derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Centering and shuttering including strutting, propping etc. and removal of form for

Suspended floors, roofs, landings, balconies and access platform

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

Thermo-Mechanically Treated bars of grade Fe-500D or more.

12 mm cement plaster of mix :

1:6 (1 cement: 6 coarse sand)

Finishing walls with Acrylic Smooth exterior paint of required shade :

New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

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