GENERAL- Installing 50KVA DG set at PWD Rest House, Ernakulam- General Electrical Work

Amount

INSTALLING 50 KVA DG

OD143477/2021-2022:Supply & Installation of 50 KVA Diesel Generator set and integral acoustic enclosure as per CPCB norms and as per technical details given below. 1. Engine. a) Make of Engine - Leyland / Greaves / Kirloskar Green b.Type of Engine - Diesel Engine. c. No. of Cylinders - As per manufactures standards. d. Method of cooling - Water cooled with radiator e. Aspiration - Turbo charged after cooled f. Design - Suitable for generating set operation. g. Out put -32 BHP at 1500 rpm under NTP condition,. 2. Standard accessories with Diesel Engine. a. Fly wheel to suit flexible coupling b. Close Coupling. c. Air cleaner. d. Radiator with fan provided with fan guard e. Fuel Pump. f. Mechanical governor. g. Fuel filter. h. Lubricating oil filter. i. Exhaust silencer. j. Exhaust Muffler k. Battery Charger/Generator 3. Engine Instrument Panel with the following items. a. Starting switch with key or button b. Lubricating oil pressure gauge. c. Water temperature gauge. d. RPM Indicator with hour meter. e. Battery charging ammeter. 4. Safety Controls for Engine a. Trip for low lubricating oil pressure. b. Trip for high water temperature. 5. Brushless Alternator a. Make - Stamord/ crompton b. Type - Self exited and self regulated. c. Capacity - 25KVA/ 20kW @ 0.8 PF d. System of Voltage - 3 Phase, 415 V, 4 wire system e. Speed - 1500 rpm. f. Voltage regulation band - +/- 1% of rated voltage g. Frequency : 50 Hz h. Insulation - Class - H. The alternator should confirm to IS 4722. Operation and service manual , spares and tools shall be provided. 6. Fuel Tank Suitable size built in type integrated with the acoustic enclosure Fuel connection shall be done as per standards 7. Battery. Suitable capacity fully charged battery with leads and terminals of appropriate AH capacity as per Manufactures requirement. Automatic Battery charger. 8. Comprising of Gen-Set Controller-model KG934, which has indication / LCD displays available for Lube oil pressure, Battery voltage, Engine RPM, fuel level in the day tank, Engine Running hours, AC Current, AC Voltage,AC Frequency, AC Power metering with Safety trips for high engine temperature, low lube oil pressure, low radiator water level, low fuel level, under/over speed and high canopy temperature . The D.G set should have a warranty of three years

14.1:Excavation for foundation in soft soil 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 metres.

14.7:Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc including form work etc as required.

14.10:Providing and laying in position reinforced cement concrete 1 :2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc. including form work etc. as required (excluding reinforcement).

14.12:Providing 15mm thick cement plaster of mix 1:4(1 cement: 4 fine sand) at all levels

OD143478/2021-2022:Supply and providing 75 mm/equivalent size M. S. pipe -5mm thickness B class complete with suitable size 12mm flange coupling with minimum 4/5mtr using allied packing with MS bolt with washer and rising the same on the wall/ parapet using chain pulley, scaffolding's, supports with M.S angles/channels etc. including painting the pipe with one coat of zinc chromate primer over a coat of high temperature resistance aluminum paint etc. for extending the exhaust pipe of the newly erected 50 KVA D. G. sets.

5.8: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)

90.16.1.5:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required4.75 mm copper conductor (6 SWG)

90.16.5.3:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.3.15 mm (10 SWG)

90.16.5.5:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.4.75 mm (6 SWG)

5.4:Earthing with G.I. earth plate 600 mm X 600 mm X 6 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.

90.16.2.1:Supply and laying of the following sizes of B class GI pipe laid 0.6 m below ground level including excavating trench of suitable size and refilling etc, as required.15.mm dia. G.I pipe ( medium class)

90.12.7.44:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required.4 core 50 sq mm

9.1.36: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.4 X 50 sq. mm (35mm)

OD145359/2021-2022:Charges for preparation of Electrical Schematic diagram per A3 sheet for first copy,

OD145362/2021-2022:Copying charges of fire Drawing per A3 sheet additional copies

OD145361/2021-2022:Fee for Electrical Inspectorate ( Actual amount may be released on production of original

Kittu Electricals private limited

Bidder Name

Kittu Electricals private limited

ELCON ELECTRICALS