WBPWD/SEWEC/BED /NIQ-41/2018-19

Amount

SITC of 415V, 250 KVA, 50Hz,3ph silent Diesel Generator set(Make- Cummins/Volvo/Caterpiller) comprising of Engine, alternator, AMF panel, Base frame, Fuel tank, Battery, CPCB-II approved Acoustic Enclosure incl.all interconnection between Generator & AMF Panel etc. having following specification -

A) ENGINE a) Make - Cummins/Volvo/Caterpiller /Kirloskar Green b) Output (Prime) -380BHP. c) Aspiration - Turbocharged Charged air to air d) No of Stroke & Cylinder- 4 stroke, 6 in line cylinders. e) RPM -1500. f) Battery - 2x 12V, 180AH Dry type/Mfg standard. g) Type of cooling - Radiator cooled with engine water pump and coolent along with first fill of coolant h) Air intake system - Air intake manifold with dry type air filter system. i) Exhaust system - Provided with turbo charger & residential exhaust Silencer with flexible bellow and companion flanges inside the acoustic enclouser.

j) Coupling & fly wheel - Be fitting coupling, fly wheel and flywheel housing.

k) Lubricating system - Provided with oil pan, engine mounted lube oil pump and lube oil filter along with first fill of lube oil.

l) Fuel system - Comprising of MICO fuel pump with electronic Governor, 24 V solenoid coil and replaceable fuel Filter .

m) Starting system - 24 V D.C. electric starter and 24 V Battery charging Alternator

n) Safety control - Comprising of protection against Low lube oil Pressure trip, High water temperature trip, weak battery trip, and over speed trip, low coolant level trip and Emergency stop switch.

o) Power Start Control - Provided with Microprocessor based generator set monitoring & control system mounted in the Genset control Panel Engine will run in Auto/Manual mode both.

B) ALTERNATOR Make - Stamford/Leroy Somer Rating - 250 KVA, 0.8pf(Lag) Voltage regulator - +/_ 1 % (max) in static conditions. Type of alternator -Permanent Lubricating Single Bearing, Brushless, self excited and self regulated through an AVR Protection - IP: 23 protections with class H insulation. Overload - Permissible over load of 10 % for one hour in 12 hours of operation.

D)Base Frame - Engine and alternator are mounted, coupled and aligned on a common channel iron fabricated base frame with pre-drilled holes through AVM pads.

E)Fuel Tank - Capacity 400 ltrs. Made of 14 SWG sheet metal built inside base frame complete with drain valve, air vent inlet and outlet connection, fuel gauge.

F) Acoustic Enclosure - Sound proof, weather proof environmental friendly CPCB-II approved, made of powder coated sheet steel to maintain noise level below 75dB(A) at a distance of 1 metre from acoustic enclousre under free field condition and provided with hinged gasketted doors with suitable locking arrangement.

Making special type brick foundation & plastering with neat cement finishing for 415V., 3 phase, 4 wire AMF panel including S & F suitable of MS angle / channel with nuts, bolts & washers etc. as per direction of the EIC. (For 250KVA DG AMF panel).

Supply of HSD Oil.

Supply of Mobil Oil.

S & F exhaust pipe of 150 mm. dia MS black pipe (Thickness 4 mm) including connection with the existing silencer attached with the flexible coupler and S&F flange, nuts, bolts & washers etc. & necessary fixing materials etc. as required from DG set to nearest building (Horizontal Run) with suitable high temperature painting.

S&F exhaust pipe of 200 mm. black pipe (thickness 4 mm.) including S&F flange, nuts, bolts & washers etc. as required from the nearest building wall to top of the building roof. (Vertical run) with suitable high temperature painting.

Making insulation by 2" glass wool including netting arrangement and covered with aluminium clading as per direction of the EIC.

a) 150 mm. dia exhaust pipe.

b) 200 mm dia exhaust pipe

c) Residential type silenser pipe

S&F special type MS angle iron bracket support made of 40x40x6 mm. MS angle with flat iron clamp with nuts, bolts & washers etc. for 150 mm. dia (Vertical Run)

S&F rain protection canopy.

S& delivery of 200 ltrs. Capacity heavy gauge MS sheet barrel.

Supply & delivery of best quality oil hand pump with 1" dia PVC flexible pipe (12' ft. approx.)

Earthing with 65 mm. dia GI pipe (ISI Medium) x 3.0 mtr. Long 1 no. 50 x 6 mm. galvanized (Hot dip) sheet strip (4 mtrs. Long) 20 mm. dia x 125 mm. long GI nuts, bolts & washers etc. for neutral earth.

Earthing with 50 mm. (2") dia GI pipe(ISI Medium) x 3.64 mm. thick x 3.04 mtrs. long with nuts, bolts & washers etc. as to GS. (2 nos. for DG, 2 nos. for AMF panel).

Extra for treatment of soil by using salt & charcoal or coke for pipe electrode for neutral earth.

Supply & fixing black PVC heat shrink sleeve for covering the 50 x 6 mm. GI flat.

Extra connecting the neutral of DG to earth electrode including S&F 50mmx6mm Galvanized(Hot Dip) steel strip on wall/floor with GI saddles & insulating the same by one layer of PVC strip over one layer of ampere tape.

S&F 2 Kg capacity Gas pressure (DPC) fire extinguisher on wall by suitable size of iron bracket (Make - Surex)

S&F 9 ltr. Capacity round fire bucket with iron hook and duly filled up by sand.

S & F 415V EI danger board. (size : 20 cm. x 30 cm.)

Commissioning & testing of the Diesel Generator Set along with AMF panel with agency's own tools & tackles in presence of EIC.

Cutting RCC floor by special tools & tackles very carefully without any damaging and removing the shifted rubbish & levelling up and restoring the surface for 8 nos. earth-pit as per direction of EIC.

Supply & laying of 2x3.5 core 240 sq. mm. PVC/Ar. Al. conductor cable as to G.S.

a) Laying in UG trench.

b) Laying through floor.

Supply & laying of 1.1 KV grade 19 core 2.5 sq.mm. PVC copper conductor control cable partly recessed and partly by shaddle on wall to interconnect DG set with AMF panel.

Supply & laying 1 x 150 sq. mm. single core flexible copper wire in suitable size PVC pipe (reinforced) on wall / floor from neutral earth bus to DG set neutral point including both side socketing.

S & F compression type PVC gland for 40 mm dia reinforced pipe.

S & F compression type brass cable gland suitable for 19 core 2.5 sq. mm. PVC/A copper cable.

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE armoured cables as below : a) 3½ core X 240 sq.mm.

Finishing the end of following XLPE armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials. a) 3½ core X 240 sq.mm.

M S CITY ELECTRICAL CO

GHOSH ENTERPRISE

S. N. ENTERPRISE