15th Finance 2023-2024

Name of Work :- Supplying, erecting, commissioning and testing of Diesel Generating set for Bhuj nagarpalika office

Quantity Nett Rate

Sr. No. Description of Item. Amount.

Supplying and erecting, commissioning and testing of Diesel Generating set confirming to IS:

4722:1968 & BS:5514 having continuous rating, 3 phase, 415 volts, 50 cycles A.C. supply

comprising of a totally enclosed air/water cooled diesel engine with multi-cylinders developing

suitable BHP not less than following capacity at 1500 RPM with 10% overload for one hour in

hours with standard accessories like fly wheel, lubricating oil cooler, "A" class governor, heavy

duty fuel wheel and lubricating oil filter, oil bath air filler, lubricating oil pressure gauge, end

exhaust manifold, standard set of tools with adjustable spanners, screw drivers, cylinder head to

cover, joint cylinder head to exhaust, element lube oil filter, 12 / 24 volts electric starting

equipment complete with standard heavy duty battery, dynamo, cut-outs, ammeter, necessary

wiring, pressure gauge, starter etc and heavy duty Residential type exhaust silencer (With DEF

System) and vertical hot air duct both

logged with asbestos rope, save oil trays, exhaust piping of required length, standard wall/floor

mounted fuel with level indicator and piping and drip proof alternator, self excited, self

regulated, screen protected, with excitation system, capable of delivering the rated system output

at 415 volts, 3 phase, 0.8 PF, 50 Hz, 4 wire, running at 1500 RPM, conforming to IS-4722-

with voltage regulation +/- 5% of rated voltage from no load to full load. Both the engine and

alternator fitted on a common fabricated steel base plate with antivibration mounting engine

and alternator both connected to each other by flexible flange coupling and with floor/wall

mounted control panel box comprising of voltmeter ammeter, selector switches, ACB / MCCB /

MCB of adequate capacity,

indicator lamps duly wired with HRC fuses. The alternator & control panel shall be connected

with provided suitable capacity armoured cable and complete with Acoustic enclosure (canopy)

made out of 16 SWG CRCA Sheet, sound absorbing material Rockwool of 64 density & 100 mm

thick conforming to IS:8183 / PU Foam of 40 Density - at least 40 mm. The resin bonded

rockwool covered from inside the canopy by perforated sheet with 3/4 mm holes, sound level not

more than 75 dB at a distance of 1 mtr, as per PVCT norms.DG set should have in built fuel tank

capacity of minimum 8 hrs of continous running capacity on full load . Erection, commissioning

and satisfactory testing as per requirement with first filling of fuel (minimum up to the 80% of

fuel tank capacity), oil, etc. with guarantee / Warrantee of complete system for Two years. & with

obtaining all necessary certificate from Electrical Inspector. The Capacity and Ratings of DG sets

are as below. (As per new CPCB4+ Emission norms Engine With - Turbo Charger, EGR

(Exhaust Gas Recirculation), CRS (Common Rail Fuel System), DOC (Diesel Oxidation

Catalyst), SCR (Selective Catalytic Reduction), Integrated wiring harness connected to ECU .)

(M) Continuous rating of 125 KVA ,BHP not less than 154 BHP

Providing & erecting approved make AMF control panel suitable for following size of 3 phase,

415 V., 50 cycles, A.C. diesel generating set complete of scope as detailed below:

1) Power module: A pair of electromechanically interlocked contactors (for mains & generator)

Overload relay for generator contactor Neutral contactor for mains and generator Power socket for

2) Control and metering module: Line voltage monitor. Generator voltage monitor Ammeter

items attempt start facility. Air circuit breakers/MCB/MCCB of suitable rating for auto/manual

operation. Auto/manual switch. Emergency stop push buttons. Manual start push button.

frequency meter. Engine hour meter. Two earthing studs

3) Protection module: The engine shutdown in the unlikely event of Low lube oil pressure High

cylinder head temperature. V belt failure.

4) Indicators with alarm Load on generator.

5) Indicators Load on mains Engine fails to start . Emergency stop battery charger.

The AMF Panel of following capacity

(C) AMF Control Panel for100 KVA/125 KVA3 phase DG Set

Supplying & erecting in earthpit of minimum bore dia. 225mm size approved make Safe Earthing

Electrode consisting Pipe-in-Pipe Technology as per IS 3043-1987 made of corrosion free hot

dipped G.I.Pipes having Outer pipe dia of 80 mm having 80-200 Micron galvanising, Inner pipe

dia of 40 mm having 200-250 Micron galvanising, connection terminal dia of 14 mm with

constant ohmic value surrounded by highly conductive compound with high charge dissipation

suitable for following type of applications with chamber and heavy duty cover (A)(approved

make OEM has to submit test certificate including value of earth resistance of installation duly

stamped and signed by agency and officer Incharge has to ensure the value of earthing resistane

3 4 Ea mentioned in test Certificate) & having back filling compound of (B) Inner chemical (CCM 5842.85

Compound)- Resistivity:- 0.2 ohm / meter testing as per IEC 62561-2017, Voltage drop:- < 1 volt

at no load & dry form, Sulphar content:- <2%(C) Back fill Compound :- Earthing compound

should be capable to retain moisture for long time Necessary test report must be submitted by

[A] For electrical installation up to 440 V

Length of Pipe - 1 Mtr

Back filling compound - 1 Nos. of Bag of 15 Kgs.

Providing and erecting required size HOT deep Galvanised iron strip for earthing of H.T. , OCB/

ACB/ Transformer LT panel board, Motors etc. using proper clamp.

Providing and erecting XLPE (IS:7098)(I)-88 ISI armoured cable multistrand Aluminium

5 15 Mtr conductor for 1.1 KV. to be laid on wall with necessary clamps or in existing trench / pipe of 153.52

following size of cables (A) 4 core 16 Sq. mm

Note :- GST extra as per Govermennt rule.