Military Engineer Services Tender

Controls/Protection : (i) Low LOP fault indication (ii) Indication for Water Temparature, (iii) High Colant Temparature fault Indication, (iv) Failure to start fault indication (v) Battery Volage monitoring, (vi) Low Battery Indication, (vii) Fuel level Indication, (viii) Engine RPM meter, (ix) Engine run hours meter, (x) Voltage for all three Phases, (xi) Amper meter for measuring current in all three phase. (xii) Frequency meter indication, (xiii) Protection for Over/Under Voltage (xiv) Protection for Over/Under Voltage (xv) Electronic tamper proof KWH meter 3 phase, 4 wire system with suitable ratio CTs. (xvi) Oveload protection (xvii)Suitable capacity of Battery charger shall be provided in the control panel to charge the batteries when mains supply in availbale.(xvii) Safeties against low Lube oil Pressure, high coolant Temperature, over load under & over voltage, under & over frequency Auto Shut Down, Visual & Audio Alarm against fault. When the Gen set is running the battery will be charged from the charging alternator.

Acoustic enclosure : (i) Shall be maticulously designed CNC Turret punch press and hydraulic press brake manufractured body out of corrossion resistant cold rolled steel 16 SWG CRCA / MS sheet duly surface trated phosphated and finally powder coated constructed from folded sections to ensure regidness and aesthatic in looks. Canopy panel and doors shall have High density/ fire retradent / non igniting and noise reduction type Foam or Resin bonded Rock wool of suitable density properly covered with fibre cloth / tissue and perforated fixed to absorb noise. The average sound levell when measure in greenfiled (ISO 8525 Part 10) at 1 meter distance from all four sides is less than 75 dB (A) average as per CPCB Norms The average stablised hot air temperature rise with i the canopy near suction air filter to be maintained 7 degree centigrade over and above the ambient temperature Four higned doors shall be provided to canopy one door shall have glass window for control panel. The exhaust gasses shall be taken out through a suitable flexible pipe to prevent any back pressure on the engine. Provision shall be made on the canopy for connectig the output cable terminatiion should be provided. (ii) The exhaust system and noise suppressor shall be provided with thermal insulation, to prevent excess heat radiation on the Engine and safe for operator. (iii) Absorbtion type non residential silencer insulated from inside with glass wool shall be provided to suppress exhaust noise from the Engine. (iv) A suitably designed draught ventilation system is to be incorporated.

DG power Control Panel : (i) Shall be outdoor type sheet steel type cubicle type control panel ,floor standing, dust and vermin proof under normal conditions complete with all internal wiring & will house the following:- (a) AC voltmeter (b) AC ammeter (c) vibrating reed Frequency meter (d) Indicating Lamps for SET ON & LOAD ON (e) MCCB for short circuit & Overload Protection (f) Aluminium Bus bars of adequate rating (g) Provision for bottom entry & Exit of power cabling (g) set of current transformer (h) set of control fuses.

S&F Changeover switch 250 Amps, in sheet steel enclosure, 4 Pole, side handle operated complete including taking down old unserviceable one.

Supply ,install, testing and commissioning of Silent Diesel engine driven generating set 415 Volts 3 phase 4 wire engine as per BS 5514/ IS 10002, ISO 3046 and alternator, DG Set as per IS : 13364 Part - II complete with relay panel for automatic starting on mains failure, control panel having meters, sound proof canopy and foundation etc for capacity 62.5 KVA as per ISO - 8528 conforming to the detailed specification as under:-

Engine : The Diesel Engine shall be radiator water cooled, 74.1 HP at 1500 RPM , Cylinder 03 Nos. Starting stopping : Electrical start with 12 V DC 1 x 88 AH, 12 V Exide / Prestolite Low Maintenance Battery,Mechanical governer , The fuel tank provided shall be suitably mounted on the base frame fabricated out of 16 SWG MS sheets and capacity to run the genset for 8 to 12 hours continuously on full load. Fuel tank shall have Drain plug, Hand hole for cleaning, vent breather, fuel suction and return connections, fuel level indicator fuel filling neck with cap etc as per the standards. The engine and alteranator shall be directly coupled to ensure perfect alignment. The engine and alternator shall be mounted on a common base frame with AVM pads all as per manufracturer, Make - GREAVES.

Alternator : Rating 45.6 KW / 57 KVA at 1500 RPM 415 V Phase to Phase and 240 Volt Phase to Neutral, 50 Hz 3 Phase 4 wire system alternato Screen protected / drip proof, self ventilating, self excited, self regulated, brushless, contineous duy protention IP 21 as per IS 13364 developing 57 KVA at 0.8 PF. It shall have provision for 10% overload for one hour on every 12 hours, The alternator shall confirm to IS : 13364/BS5000

Controls/Protection : (i) Low LOP fault indication (ii) Indication for Water Temparature, (iii) High Colant Temparature fault Indication, (iv) Failure to start fault indication (v) Battery Volage monitoring, (vi) Low Battery Indication, (vii) Fuel level Indication, (viii) Engine RPM meter, (ix) Engine run hours meter, (x) Voltage for all three Phases, (xi) Amper meter for measuring current in all three phase. (xii) Frequency meter indication, (xiii) Protection for Over/Under Voltage (xiv) Protection for Over/Under Voltage (xv) Electronic tamper proof KWH meter 3 phase, 4 wire system with suitable ratio CTs. (xvi) Oveload protection (xvii)Suitable capacity of Battery charger shall be provided in the control panel to charge the batteries when mains supply in availbale.(xvii) Safeties against low Lube oil Pressure, high coolant Temperature, over load under & over voltage, under & over frequency Auto Shut Down, Visual & Audio Alarm against fault. When the Gen set is running the battery will be charged from the charging alternator.

Acoustic enclosure : (i) Shall be maticulously designed CNC Turret punch press and hydraulic press brake manufractured body out of corrossion resistant cold rolled steel 16 SWG CRCA / MS sheet duly surface trated phosphated and finally powder coated constructed from folded sections to ensure regidness and aesthatic in looks. Canopy panel and doors shall have High density/ fire retradent / non igniting and noise reduction type Foam or Resin bonded Rock wool of suitable density properly covered with fibre cloth / tissue and perforated fixed to absorb noise. The average sound levell when measure in greenfiled (ISO 8525 Part 10) at 1 meter distance from all four sides is less than 75 dB (A) average as per CPCB Norms The average stablised hot air temperature rise with i the canopy near suction air filter to be maintained 7 degree centigrade over and above the ambient temperature Four higned doors shall be provided to canopy one door shall have glass window for control panel. The exhaust gasses shall be taken out through a suitable flexible pipe to prevent any back pressure on the engine. Provision shall be made on the canopy for connectig the output cable terminatiion should be provided. (ii) The exhaust system and noise suppressor shall be provided with thermal insulation, to prevent excess heat radiation on the Engine and safe for operator. (iii) Absorbtion type non residential silencer insulated from inside with glass wool shall be provided to suppress exhaust noise from the Engine. (iv) A suitably designed draught ventilation system is to be incorporated.

DG power Control Panel shall be outdoor type sheet steel type cubicle type control panel ,floor standing, dust and vermin proof under normal conditions complete with all internal wiring & will house the following:- (a) AC voltmeter (b) AC ammeter (c) vibrating reed Frequency meter (d) Indicating Lamps for SET ON & LOAD ON (e) MCCB for short circuit & Overload Protection (f) Aluminium Bus bars of adequate rating (g) Provision for bottom entry & Exit of power cabling (g) set of current transformer (h) set of control fuses.

S&F Changeover switch 160 Amps, in sheet steel enclosure, 4 Pole, side handle operated complete including taking down old unserviceable one.

Supply,install, testing and commissioning of Silent Diesel engine driven generating set 415 Volts 3 phase 4 wire engine as per BS 5514/ IS 10002 and alternator, DG Set as per IS : 13364 complete with relay panel for automatic starting on mains failure, control panel having meters, sound proof canopy and foundation etc for capacity 40 KVA as per ISO - 8528 conforming to the detailed specification as under:-

Engine : The Diesel Engine shall be radiator water cooled, 74.1 HP at 1500 RPM , Cylinder 03 Nos. Starting stopping : Electrical start with 12 V DC 1 x 90 AH, 12 V Exide / Prestolite Low Maintenance Battery,Mechanical governer , The fuel tank provided shall be suitably mounted on the base frame fabricated out of 16 SWG MS sheets and capacity to run the genset for 8 to 12 hours continuously on full load. Fuel tank shall have Drain plug, Hand hole for cleaning, vent breather, fuel suction and return connections, fuel level indicator fuel filling neck with cap etc as per the standards. The engine and alteranator shall be directly coupled to ensure perfect alignment. The engine and alternator shall be mounted on a common base frame with AVM pads all as per manufracturer.

Alternator : Rating 32 KW / 40 KVA at 1500 RPM 415 V Phase to Phase and 240 Volt Phase to Neutral, 50 Hz 3 Phase 4 wire system alternato Screen protected / drip proof, self ventilating, self excited, self regulated, brushless, contineous duy protention IP 21 as per IS 13364 developing 40 KVA at 0.8 PF. It shall have provision for 10% overload for one hour on every 12 hours, The alternator shall confirm to IS : 13364/BS5000

Controls/Protection : (i) Low LOP fault indication (ii) Indication for Water Temparature, (iii) High Colant Temparature fault Indication, (iv) Failure to start fault indication (v) Battery Volage monitoring, (vi) Low Battery Indication, (vii) Fuel level Indication, (viii) Engine RPM meter, (ix) Engine run hours meter, (x) Voltage for all three Phases, (xi) Amper meter for measuring current in all three phase. (xii) Frequency meter indication, (xiii) Protection for Over/Under Voltage (xiv) Protection for Over/Under Voltage (xv) Electronic tamper proof KWH meter 3 phase, 4 wire system with suitable ratio CTs. (xvi) Oveload protection (xvii)Suitable capacity of Battery charger shall be provided in the control panel to charge the batteries when mains supply in availbale.(xviii) Safeties against low Lube oil Pressure, high coolant Temperature, over load under & over voltage, under & over frequency Auto Shut Down, Visual & Audio Alarm against fault. When the Gen set is running the battery will be charged from the charging alternator.

Acoustic enclosure : (i) Shall be maticulously designed CNC Turret punch press and hydraulic press brake manufractured body out of corrossion resistant cold rolled steel 16 SWG CRCA / MS sheet duly surface trated phosphated and finally powder coated constructed from folded sections to ensure regidness and aesthatic in looks. Canopy panel and doors shall have High density/ fire retradent / non igniting and noise reduction type Foam or Resin bonded Rock wool of suitable density properly covered with fibre cloth / tissue and perforated fixed to absorb noise. The average sound levell when measure in greenfiled (ISO 8525 Part 10) at 1 meter distance from all four sides is less than 75 dB (A) average as per CPCB Norms The average stablised hot air temperature rise with i the canopy near suction air filter to be maintained 7 degree centigrade over and above the ambient temperature Four higned doors shall be provided to canopy one door shall have glass window for control panel. The exhaust gasses shall be taken out through a suitable flexible pipe to prevent any back pressure on the engine. Provision shall be made on the canopy for connectig the output cable terminatiion should be provided. (ii) The exhaust system and noise suppressor shall be provided with thermal insulation, to prevent excess heat radiation on the Engine and safe for operator. (iii) Absorbtion type non residential silencer insulated from inside with glass wool shall be provided to suppress exhaust noise from the Engine. (iv) A suitably designed draught ventilation system is to be incorporated.

DG power Control Panel shall be outdoor type sheet steel type cubicle type control panel ,floor standing, dust and vermin proof under normal conditions complete with all internal wiring & will house the following:- (a) AC voltmeter (b) AC ammeter (c) vibrating reed Frequency meter (d) Indicating Lamps for SET ON & LOAD ON (e) MCCB for short circuit & Overload Protection (f) Aluminium Bus bars of adequate rating (g) Provision for bottom entry & Exit of power cabling (g)set of current transformer (h) set of control fuses.

S&F Changeover switch 63 Amps, in sheet steel enclosure, 4 Pole, side handle operated complete including taking down old unserviceable one complete all as specified and directed.

M & L in repair for earthing complete with galvanised steel plate earth electrode 600 mm X 600 mm X 6 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earthing lead of 32 mm X 6 mm galvanised mild steel strip by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 40 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed.