SPECIAL REPAIRS FOR REPLACEMENT OF BER DG SET AT WATER SUPPLY INSTALLATION UNDER GE NW NAVY NAGAR COLABA MUMBAI

Amount

Supply,installation,Testing and comissioning of 400 KVA diesel generator set directly coupled by flex disc and placed on common Frame mounted on Anti -Vibrating mounting under acoustic enclosure with inbuilt complete remote monitoring control of 400 KVA capacity with IP 23 as per IS:10001/ 10002 and Alternator as per IS: 13364 and other necessary standards including foundation as per manufacturers recommandations.

Engine:- Four stroke,multi cylinder , turbocharged Diesel Engine powered by HSD to developing necessary BHP to deliver output of 320KW confirming to IS-3046/BS:5514 with safety features of LLOP(Low lubricant oil pressure) &HWT(High water temperature) etc. Automatic start of DG set with 24VDC motor powered through two Batteries each of capacity of 180AH with inbuilt. Engine is to be protected from High coolant temperature,over speed,Low oil pressue, battery over/under voltage,low coolant level and issue necessary trip/alaram signal. Well designed Air filter dry type,lube oil filter and Dual Fuel filter system with water in fuel sensor confirm to IS. Engine is to be to provide GCU(Generator control unit)& ECU(Engine control panel) on control panel. Exhaust emission from the engine should meet the latest MoEF(Ministry of Environment and Forest norms.

Brushless Alternator: - Alternator rated at 0.8PF lagging, 415V, 3 Phase, 4 Wires, 50 Cycles/Sec., 1500 RPM, stator winding of Double layer winding with pole pitch 2/3 and dynamically balanced rotor. Self excited and self Regulated with brushless Excitation conforming to IS/IEC 60034-1. Voltage Regulation of +/- 1% from No load to Full Load by using AVR(solid state device). Electronic Governer of class A1 and frequency variation not more than +/-1% as per conforming to IS-BS 5514. Insulation class “H” and should be sustain to Temperature rise in windings. Necessary protection to alternator from internal faults like under voltage ,over voltage,over load ,under/low frequency,short circuit protection aganist Line fault,earth faults,phase failure. Waveform/Total harmonic Distortion is to less than 3% Efficiency at rated voltage at 0.8PF at any load should be >90%.

Control panel:- Powder coated control pannel manfactured with CRCA sheet of 14 guage thickness should free from dust and vermin proof and space heater of sufficient size. Micro-processor based integrated engine and generator control unit with built in Auto Start/stop and Emergency stop button with large size LCD displaying with continuous scrolling of system parameter like voltage,current ,frequency,kW,KWH ,PF,RPM ,Engine oil pressure,coolant temperature, fuel level indicator,battery voltage, DG set running hours and other necessary information. Indicating lamps for load on and Set running. Remote monitoring system with all critical parameters display MCCB of suitable capacity to protect from over load and short circuit protection. Current transformer of suitable rating and aluminium busbar of suitable capacity. Control circuit duly wired and ferruled. Panel to be fitted inside the canpoy with excellent visibility through a hardened glass inspection window.

Acoustic Enclosure:- Enclosure silent canopy met stringent noise emission standard as laid down by Minstry of Environment and Forest/CPCB-II(Central pollution control board). Average sound emission from the the canpoy at a distance of 1 meter in green field condition is less then 75DB by proving necessary silencer. Enclosure should made up of CRCA sheets of14/16 guage operable on both sides for easy accessible and structural/sheet metal base frame and necessary coating to protect from rusting.

AMF Panel:- In built micro processor based controlled AMF panel. Aluminium busbar with carrying capacity 800 Amps with epoxy insulated coating with colour code and to be insulated supporte. Digtal Multimeter indicating Line voltages,phase voltages,load current,frequency,PF..etc Contactor with capacity of 630 Amps 4 pole 415V with mechanical interlock between contactor,MCCB 4 pole 415 V 630 A,Adjustable type Ics=Icu=100% Relays,voltage monitoring device,timer relays current Transformers ,MCB SP 6amps,control relays 12 V Dc and necessary sensor and related control wiring and with suitable gland for cable entry & exit. Indicating lamps for mains, DG ON, switch button for Automatic, manual off.

Supply, installation, comissioning and testing of 320 KVA diesel generator set directly coupled by flex disc and placed on common Frame mounted on Anti -Vibrating mounting under acoustic enclosure with inbuilt complete remote monitoring control of 320 KVA capacity and IP 23as per IS:10001/ 10002 and Alternator as per IS: 13364 and other necessary standards including foundation as per manufacturers recommandations.

Engine:- Four stroke,multi cylinder , turbocharged Diesel Engine powered by HSD to developing necessary BHP to deliver output of 256KW confirming to IS-3046/BS:5514 with safety features of LLOP(Low lubricant oil pressure) &HWT(High water temperature) etc. Automatic start of DG set with 24VDC motor powered through two Batteries of each capacity of 180AH with inbuilt. Engine is to be protected from High coolant temperature,over speed,Low oil pressue, battery over/under voltage,low coolant level and issue necessary trip/alaram signal. Well designed Air filter dry type,lube oil filter and Dual Fuel filter system with water in fuel sensor confirm to IS.Engine is to be to provide GCU(Generator control unit)& ECU(Engine control panel) on control panel. Exhaust emission from the engine should meet the latest MoEF(Ministry of Environment and Forest norms.

Brushless Alternator:- Alternator rated at 0.8PF lagging, 415V, 3 Phase, 4 Wires, 50 Cycles/Sec., 1500 RPM, stator winding of Double layer winding with pole pitch 2/3 and dynamically balanced rotor conforms to BS2613/IS:4722 self excited and self Regulated with brushless Excitation conforming to IS/IEC 60034-1. Regulation of +/- 1% from No load to Full Load by using AVR(solid state device). Governer of class A1 and frequency variation not more than +/-1% as per conforming to IS-BS 5514. Insulation class “H” and should be sustain to Temperature rise in windings. Necessary protection to alternator from internal faults like under voltage ,over voltage, over load ,under/low frequency,short circuit protection aganist Line fault, earth faults, phase failure. Waveform/Total harmonic Distortion is to less than 3%. Efficiency at rated voltage at 0.8PF at any load should be >90%

Control panel:- Powder coated control pannel manfactured with CRCA sheet of 14 guage thickness should free from dust and vermin proof and space heater of sufficient size. Micro-processor based integrated engine and generator control unit with built in Auto Start/stop and Emergency stop button with large size LCD displaying with continuous scrolling of system parameter like voltage,current ,frequency,kW,KWH ,PF,RPM ,Engine oil pressure,coolant temperature, fuel level indicator,battery voltage, DG set running hours and other necessary information. Indicating lamps for load on and Set running. Remote monitoring system with all critical parameters display. MCCB of suitable capacity to protect from over load and short circuit protection. Current transformer of suitable rating and aluminium busbar of suitable capacity. Control circuit duly wired and ferruled. Panel to be fitted inside the canpoy with excellent visibility through a hardened glass inspection window.

Acoustic Enclosure:- Enclosure slient canopy met stringent noise emission standard as laid down by MoEF/CPCB-II. Average sound emission from the the canpoy at a distance of 1 meter in green field condition is less then 75DB by proving necessary silencer. Enclosure should made up of CRCA sheets and structural/sheet metal base frame and necessary coating to protect from rusting.

AMF Panel: In built micro processor based controlled AMF panel.Aluminium busbar with carrying capacity 600 Amps with epoxy insulated coating with colour code and to be insulated support. Digtal Multimeter indicating Line voltages,phase voltages,load current,frequency,PF..etc Contactor with capacity of 630 Amps 4 pole 415V 400 Amps Ics=Icu=100% with mechanical interlock between contactor,MCCB 4 pole 415 V Relays,voltage monitoring device,timer relays current Transformers ,MCB SP 6amps,control relays 12 V Dc and necessary sensor and related control wiring. Indicating lamps for mains, DG ON ,switch button for Automatic, manual off.

Supply, installation, comissioning and testing of 125 KVA diesel generator set directly coupled by flex disc and placed on common Frame mounted on Anti -Vibrating mounting under acoustic enclosure with inbuilt complete remote monitoring control of 125 KVA capacity and IP 23 as per IS:10001/ 10002 and Alternator as per IS: 13364 and other necessary standareds.

Engine:- Four stroke,multi cylinder , turbocharged Diesel Engine powered by HSD to developing necessary BHP to deliver output o110KW confirming to IS-3046/BS:5514 with safety features of LLOP(Low lubricant oil pressure) &HWT(High water temperature) etc. Automatic start of DG set with 24VDC motor powered through Batteries of capacity of 88AH with inbuilt. Engine is to be protected from High coolant temperature,over speed,Low oil pressue, battery over/under voltage,low coolant level and issue necessary trip/alaram signal. Well designed Air filter dry type,lube oil filter and Dual Fuel filter system with water in fuel sensor confirm to IS.Engine is to be to provide GCU(Generator control unit)& ECU(Engine control panel) on control panel. Exhaust emission from the engine should meet the latest MoEF(Ministry of Environment and Forest norms.

Brushless Alternator:- Alternator rated at 0.8PF lagging, 415V, 3 Phase, 4 Wires, 50 Cycles/Sec., 1500 RPM, stator winding of Double layer winding with pole pitch 2/3 and dynamically balanced rotor. Self excited and self Regulated with brushless Excitation conforming to IS/IEC 60034-1. Voltage Regulation of +/- 1% from No load to Full Load by using AVR(solid state device). Electronic Governer of class A1 and frequency variation not more than +/-1% as per conforming to IS-BS 5514. Insulation class “H” and should be sustain to Temperature rise in windings. Necessary protection to alternator from internal faults like under voltage ,over voltage,over load ,under/low frequency,short circuit protection aganist Line fault,earth faults,phase failure. Waveform/Total harmonic Distortion is to less than 3%. Efficiency at rated voltage at 0.8PF at any load should be >90%

Control panel:- Powder coated control pannel manfactured with CRCA sheet made of sufficient thickness should free from dust and vermin proof and space heater of sufficient size. Micro-processor based integrated engine and generator control unit with built in Auto Start/stop and Emergency stop button with large size LCD displaying with continuous scrolling of system parameter like voltage,current ,frequency,kW,KWH ,PF,RPM ,Engine oil pressure,coolant temperature, fuel level indicator,battery voltage, DG set running hours and other necessary information Indicating lamps for load on and Set running. Remote monitoring system with all critical parameters display. MCCB of suitable capacity to protect from over load and short circuit protection. suitable capacity. Control circuit duly wired and ferruled. Panel to be fitted inside the canpoy with excellent visibility through a hardened glas inspection window.

Acoustic Enclosure:- Enclosure silent canopy met stringent noise emission standard as laid down by Minstry of Environment and Forest/CPCB-II(Central pollution control board). Average sound emission from the the canpoy at a distance of 1 meter in green field condition is less then 75DB by proving necessary silencer. Enclosure should made up of CRCA sheets of14/16 guage operable on both sides for easy accessible and structural/sheet metal base frame and necessary coating to protect from rusting.

AMF Panel:- In built micro processor based controlled AMF panel. Aluminium busbar with carrying capacity 200 Amps with epoxy insulated coating with colour code and to be insulated support. Digtal Multimeter indicating Line voltages,phase voltages,load current,frequency,PF..etc Contactor with capacity of 630 Amps 4 pole 415V with mechanical interlock between contactor,MCCB 4 pole 415 V 200Amps Ics=Icu =100%,Adjustable type,Relays,voltage monitoring device,timer relays current Transformers ,MCB SP 6amps,control relays 12 V Dc and necessary sensor and related control wiring. Indicating lamps for mains,DG ON ,switch button for Automatic ,manual off. Note for items No 1 to 3:- (a) Pre-dispatch inspection of the DG set will be carried out by Rep of Accepting officer.The expenditure involved shall be deemed to be included in quoted rates. (b)submitting power and control wire diagram of each DG set separtely.

Earthing complete with galvanised steel earth plate electrode 60cm × 60cm × 6mm thick ,buried,directly in ground(earth pit not less than 2.25 meter deep below ground level) with top edge of earth plate not less than 1.5 meter below normal ground level ,connecting to GI strip of size 32mm×6mm from earth plate to body of DG set/neutral point of alternator/AMF panel by means of blots ,nuts,check nuts and washersof galvanised iron or steel ,40 mm bore GI pipe for connecting to earth plate.and 20 mm Gi pipe adjcent to earth plate of length 2.5 mtr and funnel at one end for watering earth pit.PCC 1:3:6 type C-29using 40mm graded stone aggregate) as in earth pit ,PCC cover for pit and pit should be fill with charcoal or coke & salt filling such that earth resistance should be less than 2 ohms and revelant works including testing all as specfied and shown in electrical plate No.3 of MES schedule part-1.

Supply ,laying and testing XLPE insulated ARMOURED power Cables with Aluminum Conductor 1100 V. Grade conforming to IS : 7098 (Pt-1) 1988 of size 3½ core 400 Sqmm cable in duct complete all as spceified and directed

Supply ,laying and testing XLPE insulated ARMOURED power Cables with Aluminum Conductor 1100 V. Grade conforming to IS : 7098 (Pt-1) 1988 of size 3½ core 300 Sqmm in duct complete all as spceified and directed

Supply ,laying and testing XLPE insulated Steel wire or strip arnoured power Cables with Aluminum Conductor 1100 V. Grade conforming to IS : 7098 (Pt-1) 1988 of size 3½ core 95 Sqmm in duct complete all as spceified and directed

Material & labour for excavation for trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for RCC and getting out hard/dense soil complete all as spceified and directed

Material & labour for Demolition of cement concrete (unreinforced) surface in ground floor not exceeding 15cm thickness complete all as spceified and directed

Removing the excavated soil from site exceeding 5Km and not exceeding 10Km and depositing away from defence land.

Material & labour for cement concrete type D2(1:4:8) 40mm graded aggregate in foundation, filling, mass concrete complete all as spceified and directed

Supply and fix MS equal angle of on PCC structure complete all as specfied and directed by Engineer-in-Charge

Supply and fix chequered plate conforms to IS-3052 on MS angle of PCC structure complete all as specfied and directed by Engineer-in-Charge.

Dismantling and taking out unserviceable DG set of 250 KVA including disconnecting electrical supply and earth supply & making good the disturbed floor/wall and deposit to AGE E/M store yard complete all as spceified and directed

Dismantling and taking out u/s DG set of 110 KVA including disconnecting electrical supply and earth supply & making good the disturbed floor/wall and deposit to AGE E/M store yard complete all as spceified and directed

Shree Ayyappa Engineering

United Sales Corporation

pk Enterprises

Veer High Tech Solution

Vijaypower Generators Limited

BRITE INDUSTRIES

AGRAWAL ASSOCIATES

NATIONAL ENGINEERING CORPORATION