PROVN OF DG SET FOR PERIMETER LIGHTS AT SOUTH CAMP AT AFS BAMRAULI

Amount

Excavation in trenches in soft/loose soil not exc 1.5 mtr wide and n. exc 1.5 mtr in depth for foundation etc or for shafts wells manholes etc n. exc in 10 sqm on plan and getting out complete all as specified and directed.

Returning filling in, foundation / trenches including spreading, levelling, watering and well ramming in layers n exc 25 cm complete all as directed by Engineer-in-charge.

Removing surplus excavated soil/materials to a distance not exc 50 mtr and depositing where directed at a level n exc 1.5 mtr from the starting point complete all as directed by Engineer-in-charge.

Supply and lay old size sub class B brick well burnt, laid perpenicular and flat to the cable abuting each other as cable protection complete all as specified and directed.

Supply and lay river bed sand for Sand cushioning for cables 8 cm below the cable and 15 cm above the cable all as specified and directed .

Supply and laying in trenches of XLPE Insulated galvanised steel strip armoured electric power cables(heavy duty)1100 volts grade withstranded aluminium conductor of size 10 Sqmm 4 core complete all as specified and directed.

Supply and laying in trenches of XLPE Insulated galvanised steel strip armoured electric power cables(heavy duty)1100 volts grade withstranded aluminium conductor of size 16 Sqmm 3.5 core complete all as specified and directed.

Supply and laying in trenches of XLPE Insulated galvanised steel strip armoured electric power cables(heavy duty)1100 volts grade withstranded aluminium conductor of size 25 Sqmm 3.5 core complete all as specified and directed.

M&L for boring of holes (manually) under road, hard standing without damaging the surface for 50mm bore GI pipe. Note:- Depth of bore hole shall be 1 meter below the top surface of road / Hard standing.

Supply and laying GI pipe 40mm bore "LIGHT GRADE" in trenches, under floors, roads, along poles for protection of cables, including sealing ends complete all as specified and as directed.

Supply and laying GI pipe 50mm bore "LIGHT GRADE" in trenches, under floors, roads, along poles for protection of cables, including sealing ends complete all as specified and as directed.

Earthing complete with galvanised mild steel earth electrode plate 600 X 600 X 6 mm thick buried directly and vertically in ground to a depth not less than 2.25 metres below ground level with top edge of plate not less than 1.5 metres below normal grond level and connected to galvanised iron earth strip 32x6mm size by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical Plate No 3 of MES SSR Part-I connected to main switch board or main control board all as specified and testing on completion including provision of earth strip protected by galvanised iron 40 mm bore medium grade pipe with all fittings from the earth electrode fixed along pole with and including 25 x 6mm flat iron clamp, bolts, nuts and washers and watering pipe shall be 20 mm bore GI medium grade from top of the earth electrode to bottom of the earth pit including all excavation and earth work in any type of soil and removal of soil upto 50 metre, PCC pit with pre-cast RCC cover with handle, charcoal/salt, funnel , CI frame etc complete all as directed. Notes :-(i) The concrete pit shall be made in PCC 1:3:6 type C-1, 40mm thick precast cover slab of RCC (1:2:4) type B-1 using 20mm graded stone aggregate with suitable MS handle in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I. Reinforcement in RCC cover shall be of 8mm dia TMT bars laid @150mm c/c both ways. (ii) Item includes the cost of 7.5 metre GI pipe for protection of earth strip. Any variation in length shall be adjusted through deviation order. (iii) Item includes cost of 7.5 metre earth strips. Any variation in length shall be adjusted through deviation order. (iv) Plate electrode shall be surrounded by adequate quantity of charcoal dust & salt to a packed thickness of 15 cm on all sides.

Supply & Fix in replacement of 3 single core 1.5 Sqmm wire for connecting LED light to the junction box complete all as specified and as directed.

Supply and fix junction box [FRP] of size 250 x 200 x 100 mm complete with bakelite connector 100 apms capacity 4 way MCB SP 06 amps capacity with necessary fixing arrangements by providing MS clamps 2 nos made out of MS flat 25 x 5mm including nut bolts etc complete all as specified and as directed.

Supply install testing and commissioning of Diesel engine driven genrating set 415 Volts, 3 Phase 4 wire, engine as per IS : 10001/10002 and alteranator as per IS 13364 complete with relay panel for automatic starting on mains failure(AMF), control panel having meters, sound proof canopy including foundation complete for base of DG Set etc of capacity 25 KVA. Tools and spares complete all as specified and directed and comprising of the following :- (a) Engine: Diesel engine, developing required BHP @ 1500 RPM for continuous duty of suitable for 25 KVA alternator with provision of 10% over load for one hour in every 12 hour running confirming to BS 5514/ISO 3046 standard. Totally enclosed, electric start, compression ignition, 4 stroke. The engine shall consists of following specification :- The scope of supply includes: (i) Electrical starter motor 12V DC (ii) Battery charging alternator (12 Volt) (iii) MICO fuel system with mechanical governor (iv) Dual spin-on fuel filter (v) Spin-on full flow lub oil filter (vi) Residential silencer (vii) Dry type air cleaner (viii) Recovery bottle for coolant (ix) Shut-off coil with safeties for LLOP/HWT (x) Flywheel and flywheel housing

Item No 16 (Contd...) (b) Alternator: suitable for operation at 1500 RPM, 415 Volts, 0.8 pf (lag) suitable for 50 Hz, 3 phase, 4 wire system, conforming to BS 5000 / IS 4722. The Alternator is brushless type, screen protected, revolving field, self excited, self regulated through an AVR. The alternator has the following features: -+ 1.0 % Voltage regulation (max.) in static conditions -IP: 23 Enclosure with class H insulation. -Permissible overload of 10% for one hour in 12 hours of operation as per standards (c) Mounting arrangement: Engine and alternator are mounted on a common MS fabricated base frame with AVM pads. The steel shall be TESO / SAIL or equivalent make (d) Control panel: The control panel is manufactured with 14/16 gauge CRCA sheet and is powder coated for a weather-proof, long lasting finish. The control panel consists of following parts: -Standard engine instrumentation -Multi function meter which measures: 1) Individual phase current (Amps) 2) Phase voltages (V) 3) Generator output frequency (Hz) 4) Engine water temperature (Deg.C)

Item No 16 (Contd...) (5) Lube oil pressure (kg/cm2) and equipped with hour counter -MCCB of suitable rating -Key switch -Push button (Starter) -LED: Battery charging alternator fail indication -Current transformers -Instrument fuses duly wired and ferruled (e) Others: -Fuel tank suitable for 8 hours of operation -One charged battery 12V, suitable rating AH with battery leads & cable Acoustic enclosure: The acoustic enclosure is made of 1.6/ 2 mm thick CRCA sheets and structural/ sheet metal base frame duly painted. The walls of the enclosure are insulated with fire retardant foam so as to comply with the 75 dBA at 1mtr sound levels specified by Ministry of Environment & Forest. The enclosure has the following features: -Specially designed to meet stringent MOEF/ CPCB norms of 75 dBA @ 1mtr at 75% load under free field conditions, -Single point lifting for easy handling, -Designed to have optimum serviceability -Air inlet louvers specially designed to operate at rated load, -Made on special purpose CNC machines for consistency in quality and workmanship, -Powder coated for long lasting service life and superior finish, -With UV resistant powder coating, can withstand extreme environments, -Use of special hardware for longer life, -Insulation material meets exacting IS 8183 specifications for better sound attenuation, -Flush styling - no projections, -Fluid drains for lube oil and fuel, -Fuel filling point

Item No 16 (Contd...) (f) One set of accessories (As per manufacturer's instructions : (i) Level indicator on fuel tank (ii) Drain plug (iii) Fuel strainer and fuel tank with air vent. (iv) Battery heavy duty 12 Volts lead acid type fully charged, indication of high flow charging changed. - 01 Nos (v) Cable connection from alternator to DG set control panel as directed. (g) Two years spare parts suitable for the DG Set (i) Air filter - 06 Nos (ii) Fuel filter - 06 Nos (iii) Fuel element - 06 Nos (iv) Battery testing meter (Hydro) - 01 No (v) Suitable fan belt set - 01 set (f) Regulator cut out - 06 Nos (h) Tools (As per manufacturers instructions (i) 'D' spanners - 01 Set (ab) Ring spanners - 01 Set (ii) Screw driver 5" to 12" - 01 Set (iii) Cutting plier 9" - 01 No (iv) Hammer 2 LBS - 01 No

M/S MALHOTRA ENGINEERING WORKS