SPECIAL REPAIR/ REPLACEMENT/ IMPROVEMENT OF STANDBY POWER SUPPLY, REPLACEMENT OF BER DG SET, TRANSFORMER AND OTHER WATER SUPPLY RELATED CONNECTED WORK UNDER GE (A) AHMEDABAD

Supplying, installation, testing and commissioning of silent diesel engine driven generating set 415 volts, 3 phase 4 wire engine complete with necessary foundation as per manufacturer recommendations, AVM pads, control panel with necessary meters and sound proof canopy (Acoustic Alternator) having noice level <75 dBA of capacity 100 KVA / 80 KW complete all as specified and directed for the following specifications :- (A) DIESEL ENGINE. Water cooled, 4 x cylinder (156 BHP) developing @ 1500RPM. Engine shall be cooled by rail mounted, engine driven radiator of adequate capacity, with blower fan, fan guard, fan belts etc. The diesel engine shall be vertical, to run continuously at 1500 RPM standard with an overload capacity of 10% for one hour in every 12 hrs of operation. Diesel engine shall comply with latest CPCB IV+ complaint norms. The Diesel Engine shall be regulated with Electronic governor (Governing class G3 as per ISO 8528 Part-V). Make of Engine-CUMMINS, KIRLOSKAR, GREAVES COTTON, ASHOK LEYLAND. (B) ALTERNATOR. Alternator 100 KVA, suitable to deliver rated output at 1500 RPM, 415V, 0.8 PF (LOG), 50HZ, 3 PH, in SPDP enclosure, self-excited & regulated electronic governor . The alternator shall be suitable for tropical condition. Full load efficiency of the alternator offered should be above 90%, insulation and temperature rise also limited to class H. Enclosure shall conform to IP-23. Make of Alternator - KIRLOSKAR, STEMFORD, JYOTI, CROMPTON, GREAVES COTTON, ASHOK LEYLAND.(C) STANDARD CONTROL PANEL. Totally enclosed, steel construction control panel comprising of following :-(i) Main on /off MCCB 160 Amp raring 35 KA, 4 pole, 415 volt 50 Hz -01 No.(ICS 100% ICU) (ii) Phase indicating lamps set of three-01 No. (iii) Instrument fuses -01 Set . (iv) Digital display/indication of engine and alternator parameters as mentioned below shall be available :- (a) Lube oil pressure. (b) Battery voltage. (c) Engine RPM. (d) Fuel level in the tank. (e) Engine running hours indication. (f) AC current and voltage (g) AC Frequency.(h) AC Power metering. (j) Suitable CTS for displaying the electrical parameters. Note :- (a) Cost of the making PCC platform shall be deemed to be included rates quoted. (b) Construction of new foundation bed for DG set. All the activities, material, equipment including manpower required for construction of new bed suitable for 100 KVA DG would be borne by the contractor. Construction of foundation for 100 KVA DG set with RCC/PCC foundation bed to be done as per manufacturer’s data sheet. Contractor shall submit the manufacture's Drawing before construction of new bed for approval of GE. (c) Hiring of hydra / crane / forklift for successful placement and installation and commissioning of new DG will be in the scope of contractor.

Supply, Installed & fix maintenance free earthing copper bonded steel earth rod of 10 feet long having diameter of 17.2mm with copper bonding thickness of 250 micron,UL listed,CPRI Tested at 25 KA fault current for one second and is provided with universal clamp made of SS earth enhancing compound shall be of 30kg/pit(resistivity is less than 0.12 Ohm meter) tested as per IEC 62561-7.The above arrangements shall be provided with heavy duty earth poly plastic pit cover of 6000 kg load bearing capacity (Size:270 x 240 x 200mm) and FRLS insulated copper conductor of size 6 sqmm, single core cable drawn through and including suitable dia of medium grade GI pipe upto 7 mtr incl cutting and chases on wall and floor complete all as specified and directed. Note: The rate quoted above shall be deemed to be included for excavation and earth work, refilling, removal of surplus earth and making good the surface around chemical earthing.

Supplying, installation, testing and commissioning of silent diesel engine driven generating set 415 volts, 3 phase 4 wire engine complete with necessary foundation as per manufacturer recommendations, AVM pads, control panel with necessary meters and sound proof canopy (Acoustic Alternator) having noice level <75 dBA of capacity 58.5 KVA / 46.8 KW complete all as specified and directed for the following specifications :- (A) DIESEL ENGINE. Water cooled, 4 x cylinder (74 BHP) developing suitable BHP @ 1500RPM. Engine shall be cooled by rail mounted, engine driven radiator of adequate capacity, with blower fan, fan guard, fan belts etc. The diesel engine shall be vertical, to run continuously at 1500 RPM standard with an overload capacity of 10% for one hour in every 12 hrs of operation. Diesel engine shall comply with latest CPCB IV+ complaint norms. The Diesel Engine shall be regulated with Electronic governor (Governing class G2 as per ISO 8528 Part-V). Make of Engine-CUMMINS, KIRLOSKAR, GREAVES COTTON, ASHOK LEYLAND. (B) ALTERNATOR. Alternator 58.5 KVA, suitable to deliver rated output at 1500 RPM, 415V, 0.8 PF (LOG), 50HZ, 3 PH, in SPDP enclosure, self-excited & regulated electronic governor . The alternator shall be suitable for tropical condition. Full load efficiency of the alternator offered should be above 90%, insulation and temperature rise also limited to class H. Enclosure shall conform to IP-23. Make of Alternator - KIRLOSKAR, STEMFORD, JYOTI, CROMPTON, GREAVES COTTON, ASHOK LEYLAND.(C) STANDARD CONTROL PANEL. Totally enclosed, steel construction control panel comprising of following :-(i) Main on /off MCCB 100 Amp raring 35 KA, 4 pole, 415 volt 50 Hz -01 No.(ICS 100% ICU)(ii) Phase indicating lamps set of three-01 No.(iii) Instrument fuses -01 Set .(iv) Digital display/indication of engine and alternator parameters as mentioned below shall be available :- (a) Lube oil pressure. (b) Battery voltage.(c) Engine RPM. (d) Fuel level in the tank. (e) Engine running hours indication. (f) AC current and voltage. (d) Fuel level in the tank. (e) Engine running hours indication.(f) AC current and voltage.(g) AC Frequency.(h) AC Power metering. (j) Suitable CTS for displaying the electrical parameters .Note :- (a) Cost of the making PCC platform shall be deemed to be included rates quoted. (b) Construction of new foundation bed for DG set. All the activities, material, equipment including manpower required for construction of new bed suitable for 58.5 KVA DG would be borne by the contractor. Construction of foundation for 58.5 KVA DG set with RCC/PCC foundation bed to be done as per manufacturer’s data sheet. Contractor shall submit the manufacture's Drawing before construction of new bed for approval of GE. (c) Hiring of hydra / crane / forklift for successful placement and installation and commissioning of new DG will be in the scope of contractor.

Supply and Install of Copper wound Transformer step down, outdoor type complete with standard fitttings, HT 11KV 3 Phase, LT 433 Volts, 3 Phase 4 wire of capacity 500 KVA, 11/0.433 kV, (copper Wound), "ENERGY EFFICIIENT" , LEVEL- 3 ", Oil immersed , Outdoor, Delta-star Transformer with Off-load Tap Changer on HT side to vary secondary voltage within limit, as per BIS 1180-2014 (Part-I) and IS-2026 Specifications. (a) Capacity - 500 KVA , LEVEL 3, ENERGY EFFICIENT, with losses at 50% & 100% are 1354 Watt & 3909 Watt respectively (b) Type - Oil Immersed / Copper Wound. (c) Number of Phases - Three. (d) NO Load Voltage Ratio - 11000/433 Volts. (e) Frequency - 50Hz. (f) Duty - Outdoor. (g) Vector Group - Dyn-11, Delta/Star. (h) Type of Tap switch changer - 6-step, 7-Positions, Off-load Tap Changer. (j) Taping Range - +5% to -10% of HV in 6-Steps @2.5% Each. (k) Temperature Rise Oil/Winding - 40 to 45 degree celcius (l) Type of Cooling - ON AN Standard Fittings:- 1. Metal Parts for HT and LT fittings with HT Bushings on Top Cover and LT Cable Box. 2. Conservator fitted with CI Oil Gauge, Oil Filling Hole and CI Cap & Drain Valve. 3. 6-Step, 7-Positions, Off-Load Tap Changer. 4. Dial Thermometer for oil temperature. 5. Dehydrating silica gel Breather, Arcing Horns and Earthing Terminals. 6. Providing both (HT/LT) side cable box for HT/LT connection of cable.

Material and labour for Fabrication, supply, installation, testing and commissioning electrical cubical control panel board ( KIOSK TYPE ) Double door, CPRI approved an ISO 9001 factory assembled made out door pedestal type feeder pillar box wheather and vermin proof fabricated of 3.0 mm CRCA MS sheet of Suitable size,3 phase 4 wire 415 Volt ac 50 Hz complete duly painted with powder coating complete with locking arrangement, earthing terminals with suitable rating aluminium strips for incoming / outgoing MCCB's including and Mounting measuring instrument such as Volt meter, Ammeter, Selector switchs, CT's -03 Set, Phase indicator lamps with holder , toggle switches and backelite fuse cut outs etc including incoming and outgoing cables connections with suitable cable glands and end termination including grouting of feeder pillar box 60 cm above ground level by providing 105 cm long angle iron size 50x50x6mm welded onall four corner embedded in PCC (1:2:4) using 20mm graded upto 45cm complete all as specified and directed.( Feeder piller box shall be consisting the following) ( LT Panel main DG panel) (a) 4 Nos electrolytic aluminium bus bars high conductivity aluminium alloy proper insulated of 1 ½ times of the incoming capacity with provision of extension and mounting on porcelain support (b) MCCB FP 160 amps, 35/36 KA , 415 volts, 50Hz (Adjustable Thermal & Fixed Magnetic release) = 02 No (Incoming) (ICS 100% ICU) (c) Change Over switch Front operated panel mounted 20 Amp, 4 Pole 415 Volt- 01 Nos (Outgoins) (e) Digital Panel mounted Volt meter 96 mm square type complete with selector switch - 01 Nos (f) Insulated Aluminium bus bars of suitable size shall be provided from the main bus bar to change over switch (g) RYB indicating lamp, LED type - 01 sets.(h) Cost of PCC for foundation is deemed to be included in quoted rate by the contractor. (j) Drawing shall be approved by GE before placing the order.

Material and labour for Fabrication, supply, installation, testing and commissioning electrical cubical control panel board ( KIOSK TYPE ) Double door, CPRI approved an ISO 9001 factory assembled made out door pedestal type feeder pillar box wheather and vermin proof fabricated of 3.0 mm CRCA MS sheet of Suitable size,3 phase 4 wire 415 Volt ac 50 Hz complete duly painted with powder coating complete with locking arrangement, earthing terminals with suitable rating aluminium strips for incoming / outgoing MCCB's including and Mounting measuring instrument such as Volt meter, Ammeter, Selector switchs, CT's -03 Set, Phase indicator lamps with holder , toggle switches and backelite fuse cut outs etc including incoming and outgoing cables connections with suitable cable glands and end termination including grouting of feeder pillar box 60 cm above ground level by providing 105 cm long angle iron size 50x50x6mm welded onall four corner embedded in PCC (1:2:4) using 20mm graded upto 45cm complete all as specified and directed.( Feeder piller box shall be consisting the following) ( LT Panel main DG panel)(a) 4 Nos electrolytic aluminium bus bars high conductivity aluminium alloy proper insulated of 1 ½ times of the incoming capacity with provision of extension and mounting on porcelain support (b) MCCB FP 100 amps, 35/36 KA , 415 volts, 50Hz (Adjustable Thermal & Fixed Magnetic release) = 02 No (Incoming) (ICS 100% ICU) (c) Change Over switch Front operated panel mounted 100Amp, 4 Pole 415 Volt- 01 Nos (Outgoins) (e) Digital Panel mounted Volt meter 96 mm square type complete with selector switch - 01 Nos (f) Insulated Aluminium bus bars of suitable size shall be provided from the main bus bar to change over switch (g) RYB indicating lamp, LED type - 01 sets. (h) Cost of PCC for foundation is deemed to be included in quoted rate by the contractor. (j) Drawing shall be approved by GE before placing the order.