REPLACEMENT OF BER DG SETS AT CERTAIN LOCATIONS IN TECH AREA AT AF STATION BAREILLY

Amount

Taking down of existing BER DG Sets of various capacity and disconnecting of cable of any type and any size from panel to DG Set and to be deposited in the E/M store of GE AF Bareilly complete all as specified and directed.

Supply, installation, testing and commissioning, factory assembled Diesel Engine driven generating set, fully wired alternator AC to give an output of 125 KVA continuously rating at PF of 0.8 lagging, 415 Volts AC 3 phase 4 wire 50 Hz +/-1% supply, 1500 RPM, directly coupled with diesel engine including integrated powder coated acoustic enclosure as per CPCB II with RECD or latest CPCB regulations and duly certified by agencies/labs designated by CPCB for noise and sound pollution level, DG Set shall be water cooled mounted on common base frame complete with fuel tank provided with in canopy on base frame (Service tank) of adequate capacity with fuel line and accssories, PCC foundation work as per manufacturer instructions, vibration and damper pads, control panel and other accessories etc and comprising of the following:- (a) Radiator with blower fan or heat exchanger with guard (b) Pipe coupling for engine cooling system piping (c) Corrosion inhbitor coolant (d) Paper element filters (i) Fuel filter (ii) Lubricant oil filter (e) Fly wheel housing and fly wheel to suit alternator (f) Engine bearing machanism in fly wheel housing (g) Shunt off coil with safeties for LLOP/HWT/over speed (h) Dry type air cleaners and vaccum indicators (j) Residential silencers (k) Stainless steel exhaust flexible bellows (l) Battery charging Alternator

(m) Exhaust priming made out of STIC C class, MS pipe inclusive of all accessories and hardware, necessary support scaffolding as per manufacturer's recommendations to sustain back pressure with rain cap (n) Miniral wool insulation 2" thick suitable for 400 temperature claded with aluminum sheet of 30 guage for the entire length of the exhaust pipe (o) First fill of oil, coolent and diesel during testing (p) Inter connecting copper cabling of adequate capacity between batteries control (q) Fuel pipe C class STIC 1"/1.5"/2" dia - 01 lot (r) Self starter of suitable capacity (s) Electronic governor (t) Fuel injection pump (u) Electronic instrument panel complete with all accessories as per manufacturer specifications displaying the following :- (i) Battery voltage & battery charging indicator. (ii) Water temperature (iii) Lubricating oil pressure (iv) Engine speed (v) Engine hours (vi) Freqency (vii) Voltage (w) Emergency stop butten (x) Safety control (Trip and indication) (i) High water temperature (ii) Low lube oil pressure (y) Base Frame :- Sturdy, fabricated welded construction, channel iron base frame (duly painted) for mounting engine and alternator as per manufacturer design alongwith AVM pads.

(z) Battery :- 01 Nos, 12 Volts, 150AH, maintenance free with leads and terminals (Make :- Exide/Amron) Starting switch on/off (aa) Fuel tank :- Not less then 08 Hrs full load diesel storage capacity fuel tanks with mounting brackets factory made of 5 mm thick HR/MS sheet with level indicator fuel outlet, fuel inlet, air vent, drain plug, inlet arrangement for diesel filling from exterior of canopy (without opening its panel etc, complete all as specified. (ab) Alternator :- Suitable rated at 125 KVA at 0.8 PF, 415 Volts, 3 Phase, 4 wire 50 Hz, at 1500 RPM, self excited and self regulated with AVR brushless excitation, screen protected, drip proof, Insulation Class H, IP-23, self ventilated and conforming to BS: 5000/IS : 4722 suitable for engine as mentioned here in before. Make : kirloskar/Crompton Greaves (ac) Acoustic Enclosure :Acoustic enclosure of suitable size as per manufacturer design for the above 125 KVA DG Set to reduce noise level to 75db measured at 1.0 m distance for auidable frequencies as per guidelines of central pollution control board and manufacturer specification and comprising of following from authorized GOEMs of Gen set Manufacturers specified : (i) Sound insulation 100 mm thick rock wool (density 64 kg/cum) (ii) Outer body : 1.6 mm thick CRCA (iii) Door : 1.6 mm thick CRCA (iv) Inner surface :1.0 mm thick CRCA/GI sheet (v) Base frame:" ISMC 300 (vi) Inside illumination: 01 No - 1x15 watts LED fitting of make Philips/Bajaj/Crompton (ad) Control Panel: Lt Panel cubical type CPRI approved floor mounted AMF type, made CRCA Sheet in suitable compartments and thickness, front openable powder coated including the following :- (i) Set of electric bus bar copper 400 A for phase and neutral

Supplying, Installation, testing & commissioning of factory assembled silent Diesel Engine driven generating set 1500 RPM of capacity 30 KVA/24KW, 3 phase, 4 wire,415 volt, 0.8 PF, complete with control panel including integrated powder coated acoustic enclosure as per CPCB II with RECD or latest CPCB regulations and duly certified by agencies/labs designated by CPCB for noise and sound pollution level, etc floor mounted including PCC foundation as per manufacturer's instructions complete all as specified and directed and comprising of the following :- (a) Radiator with blower fan or heat exchanger with guard (b) Pipe coupling for engine cooling system piping (c) Corrosion inhbitor coolant (d) Paper element filters (i) Fuel filter (ii) Lubricant oil filter (e) Fly wheel housing and fly wheel to suit alternator (f) Engine bearing machanism in fly wheel housing (g) Shunt off coil with safeties for LLOP/HWT/over speed (h) Dry type air cleaners and vaccum indicators (j) Residential silencers (k) Stainless steel exhaust flexible bellows (l) Battery charging Alternator (m) Exhaust priming made out of STIC C class, MS pipe inclusive of all accessories and hardware, necessary support scaffolding as per manufacturer's recommendations to sustain back pressure with rain cap (n) Miniral wool insulation 2" thick suitable for 400 temperature claded with aluminum sheet of 30 guage for the entire length of the exhaust pipe (o) First fill of oil, coolant and diesel during testing (p) Inter connecting copper cabling of adequate capacity between batteries control

(q) Fuel pipe C class STIC 1"/1.5"/2" dia - 01 lot (r) Self starter of suitable capacity (s) Electronic governor (t) Fuel injection pump (u) Electronic instrument panel complete with all accessories as per manufacturer specifications displaying the following :- (i) Battery voltage & battery charging indicator (ii) Water temperature (iii) Lubricating oil pressure (iv) Engine speed (v) Engine hours (vi) Freqency (vii) Voltage (w) Emergency stop butten (x) Safety control (Trip and indication) (i) High water temperature (ii) Low lube oil pressure (y) Base Frame :- Sturdy, fabricated welded construction, channel iron base frame (duly painted) for mounting engine and alternator as per manufacturer design alongwith AVM pads.

(z) Battery :- 01 Nos, 12 Volts, 120AH, maintenance free with leads and terminals (Make :- Exide/Amron) Starting switch on/off (aa) Fuel tank :- Not less then 08 Hrs full load diesel storage capacity fuel tanks with mounting brackets factory made of 5 mm thick HR/MS sheet with level indicator fuel outlet, fuel inlet, air vent, drain plug, inlet arrangement for diesel filling from exterior of canopy (without opening its panel etc, complete all as specified. (ab) Alternator :- Suitable rated at 30 KVA at 0.8 PF, 415 Volts, three phase, 4 wire 50 Hz, at 1500 RPM, self excited and self regulated with AVR brushless excitation, screen protected, drip proof, Insulation Class H, IP-23, self ventilated and conforming to BS: 5000/IS : 4722 suitable for engine as mentioned here in before. Make : kirloskar/Crompton Greaves (ac) Acoustic Enclosure : M&L for acoustic enclosure of suitable size as per manufacturer design for the above 30 KVA DG Set to reduce noise level to 75db measured at 1.0 m distance for auidable frequencies as per guidelines of central pollution control board and manufacturer specification and comprising of following from authorised GOEMs of Gen set Manufacturers specified : (i) Sound insulation 100 mm thick rock wool (density 64 kg/cum) (ii) Outer body : 1.6 mm thick CRCA (iii) Door : 1.6 mm thick CRCA (iv) Inner surface :1.0 mm thick CRCA/GI sheet (v) Base frame:" ISMC 300 (vi) Inside illumination: 01 No - 1x15 watts LED fitting of make Philips/Bajaj/Crompton

Supply, laying and testing XLPE insulated LT cable of size 150 Sqmm, 3.5 core, 1100 volts grade heavy duty, armoured with multi stranded aluminium conductor laid in trenches/ ducts, in pipes etc. complete all as specified and directed

Supply, laying and testing XLPE insulated LT cable of size 120 Sqmm, 3.5 core, 1100 volts grade heavy duty, armoured with multi stranded aluminium conductor laid in trenches/ ducts, in pipes etc. complete all as specified and directed

Supply, laying and testing XLPE insulated LT cable of size 70 Sqmm, 3.5 core, 1100 volts grade heavy duty, armoured with multi stranded aluminium conductor laid in trenches/ ducts, in pipes etc. complete all as specified and directed

Material and labour cutting bituminous road/PCC path (size 20cm x 20cm) for passing of electric cable through GI pipes and making good to the cut surfaces by concreting with PCC (1:3:6) to match with the adjacent surfaces, complete all as specified & directed.

Supply and laying/fixing, GI tubing light grade, 80mm dia bore, complete including fittings for cable protection in floors/under roads/along poles etc. complete all as specified and directed. (Note: Clamps, nuts, bolts & washers etc. if required at site deemed to be included in the unit rate)

Excavation in trenches not exc 1.5 m in depth and not exc 1.5 mtr wide including getting out in hard/dense soil complete all as specified and as directed.

Returning filling in including leveling spreading watering and well ramming in layers not exceeding 25 cm thick in soft/loose soil complete all as specified and directed .

Removing of surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified and as directed.

Material and labour for Sand cushioning to cable with a layer of sand 8 cm deep before laying the cable and 15 cms deep after laying the cable (punned down to 18 cms depth after laying and stretching of cable ) complete all as specified and as directed.

Material & labour for kiln burnt bricks sub-class`B' (old size), laid flat in trenches for cable protection complete all as specified and directed.

Supply and fixing on ON LOAD changeover switch 415V in sheet metal enclosure 4 pole of capacity 63 Amp complete all as specified and directed.

Design, supply, erection, testing and commissioning of outdoor type LT Feeder Pillar of overall size not less than 1200 mm (width) X 1000 mm (height) (Without Canopy & Base Channel) x 400mm Depth, M.S. Channel Base Frame mounted (to be mounted on the 3 side covered brick. pedestal of height 450 mm above ground level) , suitable for 3 phase 4 wire, 415 volts AC supply and having 4 Nos Aluminium bus bars of rating 600 amps insulated , the Feeder Pillar shall be duly fabricated in a approved fabrication house who posseses type test certificate from CPRI for similar type of Feeder Pillar and having modern fabrication and testing facility which includes atleast seven (07) tanks pre-treatment facility comprising of de-greasing, rinsing, de-rusting, rinsing, phosphating, rinsing and passivation followed by powder coated painting (thickness not less than 80 Micron) with approved shade of RAL 7032 (SIEMENS GRAY). The Feeder Pillar shall be provided with suitable rubber gasket to make it completely dust and vermin proof and degree of protection not less than IP-54 and general construction conforming to IS : 13947. The feeder pillar shall be made out of 3.15mm thick CRCA mild steel sheet and 3.15mm thick gland plate and having compartmentalized construction for individual switchgears and Bus Bars and having front opening facility (with double layer shutter) and rear opening facility with single layer shutter with locking facility and 2 side slanting canopy type roof on top and mild steel channel (MC-75) base frame at bottom, suitable for mounting on the brick pedestal through grouting bolt, The panel board shall be provided with ventilation facility in the form of louvers for better heat dissipation. The feeder pillar shall be comprising of the following:-

PROVISION FOR CABLE ENTRY :- The provision for cable entry / exit shall be provided from the bottom for both incoming and outgoing cables through and including cable gland made of brass. CONTROL WIRING :- All control wiring shall be carried out with 1100 volts rated FRLS grade PVC insulated (Grey Colour) multi-flexible type copper wire of cross sectional area 1.5 Sq mm and shall be properly bunched, tied and dressed, ferrule marked for proper identification and crimped with suitable size & type of tinned copper lugs and shall be wrapped with PVC spring type flexible pipes near the door hinges.

INCOMING :- (i) MCCB 250 Amp with 4 Pole,36KA with microprpcesor based release for O/L, Short circuit - 01 No. OUTGOING :- (i) MCCB 160 Amp 25 KA, 4 Pole Thermal magnetic release with adjustable O/L and S/C - 01 No. (i) MCCB 100 Amp 25 KA, 4 Pole Thermal magnetic release with adjustable O/L and S/C - 01 No. (ii) MCCB 63 Amp 16 KA, 4 Pole Thermal magnetic release with adjustable O/L and S/C - 02 No. Make of Switch Gear : Siemens / legrand / ABB

M&L for Earthing complete with galvanised steel earth plate electrode, 600mm x 600mm x 6mm thick, buried directly in the ground (earth pit not less than 2.25m deep below normal (ground level) with top edge of the plate not less than 1.50m below ground level connected to galvanized iron strip 32 x 6 mm as earth lead by means of bolts, nuts and washers of GI up to test point, GI tubing 40 mm bore medium grade protection pipe, GI watering pipe 20mm bore medium grade with funnel and wire mesh, charcoal and salt, 40mm thick pre-cast RCC M-25 cover reinforced with suitable steel handle, and angle iron 40X40X3mm frame and chamber of PCC (1:3:6) type C-1 (including earth work in any type of soil, removal of surplus soil to a distance n.exc.50m) and connecting, testing on completion, all as shown on electric plate No.3 of SSR-2009 Part-I, complete all as directed. Notes: 1. Earth lead & protection pipes length upto & including 7.50 metre shall be deemed to be inclusive in the quoted rate. 2. On testing,after completion of job ,if desired earth resistence is not found ,the earthing shall be redone at no extra cost to govt.

GUPTA ENGINEERING WORKS

R D Bansal