PROVISION OF DG SET FOR MAIN PUMP HOUSE AT MO MBI GHATKOPAR UNDER GE NW BHANDUP

Amount

Excavation in trenches n.exc 1.5 m wide and n. exc 1.5 m in depth and getting out in soft/loose soil for removing/laying of cables complete all as specified and as directed by Engineer-in-charge.

Returning, filling in including spreading , leveling , watering and well ramming in layers n.exc 25 cm with soil complete all as specified and as directed by the Engineer-in- Charge.

Removing excavated material to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5 mtr above the starting point complete all as specified and as directed by Engineer-in-Charge.

Supply and laying HDPE pipes of pressure rating 6 Kg/Sqcm of size 50 mm bore laid in trenches complete all as specified and directed.

Supply, Laying , jointing ,testing & Commissioning LT cable XLPE insulated and screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with stranded aluminium conductor, 1100 Volts grade of Size 70 Sqmm, 3.5 core complete all as specified.

Supply, Laying ,jointing , testing & Commissioning LT cable XLPE insulated and screened PVC bedded, galvanised steel strip or wire armoured electric power cable (heavy duty) with stranded aluminium conductor, 1100 Volts grade of Size 50 Sqmm, 3.5 core complete all as specified.

Supply installation, testing and commissioning of FAST ELECTRODE maintenance free Chemical Earthing of Dual Pipe Technology, each of 3 Meter long with Outer Pipe Diameter of 88mm (galvanised for 80-120 micron and wall thickness 1.80mm) and Inner Pipe diameter 48mm (galvanised for 80-120 micron and wall thickness 2.60mm). There shall be terminal of size 75 x 5.20mm for connection with two holes of 14mm diameter. FAST ELECTRODE shall be duly filled with the highly conductive, Non Magnetic, Non Corrosive material and duly sealed at both ends with lead terminal of 75x5.2mm at top. The ELECTRODE shall be of 'make' having approval of CPRI (Central Power Research Institute), Govt of India for a minimum short circuit current of 42 KArms for 1 Second with initial pick of 88.2 KA. The FAST ELECTRODE Earth Enhancing Compound (minimum 25Kg) shall be pored on alround the electrode. The chemical compound to be used shall be as per the manufacturer's instructions of 'Electrode' and as also certified by any BIB (Bureau of Indian Standards) accredited laboratory.Electrode connected to GI earth strip 32 x 6mm by mean of bolts, nuts, check nuts and washer of stainless steel all as shown in electrical plate No 3 connected to earthing test point all as specified or indicated including PCC pit and CI cover etc GI protection pipe of suitable size including testing on completion all as specified and directed.Make : Fast Electrode or equivalent as approved by the GE. Notes:- (i) The contractor shall procure the above materials either directly from the manufacturer(s) or their authorised dealers only and shall produce the original purchase vouchers alongwith original manufacturer's test certificates and other authenticated documents in compliance of the provisions as mentioned in the above item. Also all the requisite testing as specified above, in relevant IS and as directed by the GE shall be got done by the contractor. Cost of all the above elements shall be deemed to be included in the contractor's quoted rates. (ii) Any additional quantity of Earth Enhancing Compound in case required to obtain the desired results, the same also be provided by the contractor without any additional cost to the Govt. and quoted rates of above item shall be deemed to include the above element also. (iii) Necessary earth strip to connect equipment shall also provided by the contractor .

Supply and fix wall mounted meter box of size 1.0m x 1.5m x 0.3m made out of 2mm thick Stainless Steel sheet, including supply and fixing MCCB 125 Amp 25 KA as incoming and MCB SPN 32 AMP -11 Nos outgoing and 200 Amp bus bar - 01 No and fixing only of energy meter electronic type single phase AC 230 Volts 5 to 30 Amps - 11 Nos on and including backlite sheet of 5mm thick with door and locking arrangements including provision of see through glass for each meter complete partly concealed in wall all as speciied and directed. Note :- 1. The energy meters dismantled and will be refixed in the above meter board. 2. Taking out existing loop of LT/UG cable and connecting in MCCB DB by replacing cable gland, lugs deemed to include the quoted rate 3. All outgoing service cables / submain to be connected in meters by providing lugs / cable glands deemed to include the quoted rate. Note:- complete panel including above provisions included in quoted rates

Supply, installation, testing and commissioning of 62.5 KVA (50 KW) Silent Diesel Generating Set Comprising of Water Cooled Engine as per IS-10001/10002, Multicylinder, Vertical, 4 Stroke cycle producing 80.2 BHP @ 1500 RPM, capable to take 10% over load for 1 hour in every 12 hours of operation, suitable for working in tropical condition, coupled with 3Phase, 4 wire, 415 Volts, 50 Hz, 0.9 Power factor Alternator mounted on a mild steel channel fabricated frame rigidly welded base frame alongwith Fuel Tank for diesel storage of minimum capacity suitable for running DG set for 12 hours on full load, Battery with leads, first fill of lubricating oil, Engine Safeties & Protections, Anti Vibration Mounting Pads, Acoustic Enclosure as per the CPCB Norms, other accessories and civil works, complete all as specified and directed and all as per manufacturers instructions. :- (i) The DG set duly assembled shall be procured by the contractor directly from OEM of Engine only. (ii) The drgs and specifictions of the DG set and its components shall be got approved by the contractor from the GE before procurement. (iii) The DG set shall be got inspected and tested in the factory by the rep nominated by the GE before delivery from the factory. The records of the testing shall be signed by the rep of Accepting Officer , Contractor and rep of manufacturer. (iv) The DG set after installation shall also be got tested at site by the rep nominated by the Accepting Officer and the records of the testing shall be signed by the testing officer (rep of the Accepting Officer), GE, Engr-in-Charge and the Contractor . DG set shall be following features . (A) Accessories: (a) Dry type air cleaner (b) Exhaust silencer with Exhaust Pipe fully extended, including silencer and necessary insulation. (c) Expansion bellows (d) Lube oil cooler (e) Lube oil filter (f) Fuel filter (g) Radiator, radiator fan and mounting (h) Fuel injector pump (i) Heavy Fly wheel and fly wheel housing complete with and including starting ring and suitable flexible compling duly covered with mud guard (j) Battery charging alternator (k) Self starter 12 volts DC (l) Electronic Governor

(B) ENGINE MONITORING SYSTEM : A state of the art engine & genset monitoring and safety system, having following features:- (i) Control panel consisting of built in On / Off / Start Key. (ii) Battery charging voltmeter. (iii) Electronic Hour Meter and RPM indicator. (iv) Indication & Monitoring of Oil Pressure & safety trip in case of Low Oil Pressure. (v) Indication & Monitoring of Coolant Temperature & safety trip in case of High Coolant Temperature. (vi) In built engine shut down system in case of Engine Overspeed. (vii) Indication & Monitoring of Fuel Level and alarm. (viii) Indication & Monitoring of Canopy Temperature and alarm / safety trip in case of High Canopy Temperature. (ix) Vibration Damper (x) Set of documents comprising of spare parts book and operation & maintenance manual (xi) Event logging history (stores last 100 events) for ease of maintenance/service & preventive maintenance annunciation. (xii) Canopy temperature monitoring (xiii) Remote start (xiv) State of the art Microprocessor based fully configurable technology. (xv) High performance graphical LCD and prominent display. (xvi) LED indications for genset status and alarms. (xvii) Individual touch buttons for Manual, Test & Auto Modes. (xviii) Battery condition monitoring. (xix) Statistical cumulative counters like No of starts, Engine run Hrs & KWH. (xx) In built AMF module. (xxi) Turbo charger. (xxii) Lub oil pump. (xxiii) Lub oil cooler assembly. (xxiv) Emergency stop push button outside. (xxv) Provision of light inside canopy. (xxv) MCCB of capacity as per manufacturer's design.

(C) MECHANICAL SAFETIES (ALONGWITH METERING):- Under / Over Speed, Low Lube Oil Pressure, high Coolant Temperature, Low coolant level, Low Fuel level (alarm), Start / Stop Fail, High Canopy Temperature, Charging alternator failure, Genset metering parameters : Phase / Line Voltage : Line Current, Frequency : Average Voltage, Average Current : Phase KW & Total KW, KWH & PF : KVA . KV Ar. (D) ELECTRICAL SAFETIES (ALONGWITH METERING):- Genset under / Over Voltage, Under / Over Frequency, Phase failure, Phase sequence reverse, Over current, Over KW, Battery Under / Over Voltage, Mains Monitoring, Engine metering parameters : Oil Pressure : Coolant Temperature, Fuel Status : Engine Speed, Canopy Temperature : Engine Run Hours, Total Starts : Battery condition.

(E) ALTERNATOR : Alternator suitable rated at 0.8 PF, 415 V, 3 Phase, 4 Wires, 50 Cycles/Sec, 1500 RPM, self excited and self regulated, with Brushless Excitation Band of voltage regulation + 1% of rate voltage, from no load to full load, Insultation class 'H', screen protected drip proof free from communication problem, continous rating and the alternator shall confirm to BS : 2613/IS : 4722. (F) BATTERY : 01 Nos, 12 Volts, 88 AH Factory Pre-Charged PP Battery with leads. (G) ACOUSTIC ENCLOSURE : Acoustic enclosure shall be powder coated and fabricated out of 1.4 / 1.5 mm thickness MS Sheet. The silent canopy shall be of nut bolt type construction. Powder coating shall be done after surface treatment process of sheet metal. Canopy panel and doors shall have inside lining of Fire Retardant Foam as acoustic material. Hinged doors shall be provided to canopy, one door shall have glass window for control panel. (H) BASE FRAME. Base frame shall be fabricated either in ISMC channel. The mild steel surfaces of base frame shall be painted with two coats of synthetic enamel paint over one coat of red oxide primer. The base frame shall be rugged in construction and designed for mounting engine and altenator close coupled with cross members mounted on Anti Vibration Pads. (I) Fuel Tank:- Fuel tank shall be fabricated out of 14 SWG MS sheet and shall be part of base frame. It shall be duly painted and fitted with inlet and outlet connections, filling cap, drain valve, air vent with calibrated scale all as per the manufacturer's instructions.

(J) NOISE SUPPERSSOR (SILENCER):- Residential Silencer shall be provided to suppress exhaust noise from the engine. (K) EMERGENCY PUSH STOP BUTTON:- The canopy shall be provided with emergency push button, external to the canopy. (L) PERFORMANCE PARAMETERS:- (i) The average sound level, when measured in green field condition (ISO 3744 OR 8528 PT 10) at 1 meter distance from all four sides shall be less than 75-dBA averages or as per CPCB II norms. (ii) The average stabilized hot air temperature rise with in the canopy is maintained withing 10 digree C over and above ambient temperature.

(M) Any other components / parts / accessories as per manufacturer's instractions and as directed by the GE required for the entire completion of the item. Notes:- (i) The DG set duly assembled shall be procured by the contractor directly from OEM of Engine only. (ii) The drgs and specifictions of the DG set and its components shall be got approved by the contractor from the GE before procurement. (iii) The DG set shall be got inspected and tested in the factory by the rep nominated by the GE before delivery from the factory. The records of the testing shall be signed by the rep of GE, Contractor and rep of manufacturer. (iv) The DG set after installation shall also be got tested at site by the rep nominated by the Accepting Officer and the records of the testing shall be signed by the testing officer (rep of the Accepting Officer), GE, Engr-in-Charge and the Contractor. (v) All the arrangements, necessary FOL and testing equipments etc, for testing as per note (iii) & (iv) above shall be provided by the contractor and cost of the same shall be deemed to be included in the contractor's qoted rates. (vi) The DG set shall be installed all as per manufacturer instructions manual subject to final approval of GE. Cost for provision of PCC foundation, platform, other civil works, excavation and earth work, sand cushioning, grouting bolts etc as per manufacturer's instructions and as directed by the GE shall also be deemed to be included in the quoted rate of above item. (vii) Cost of deploying necessary T&P such as cranes etc by the contractor under his own arrangement required for execution of the above work shall also be deemed to be included in the quoted rates of the above item.

Supply, installation, testing and commissioning of Indoor Type, factory made CPRI approved AUTOMATIC MAINS FAILURE (AMF) CONTROL PANEL (DOUBLE CONTACTOR), Control Panel shall be free standing, floor mounting, cubical type, front operated, dust and vermin proof, fabricated out of 14/16 SWG MS CRCA Sheet duly POWDER COATED after necessary pre-treatment process & consisting of followings:- (A) Aluminium bus bar 300 Amps for 3 phase and neutral-01 set (B) Power Circuit : 2 Nos, 4P, contactor, 160 Amp rated (C) 2 Nos MCCB 160 Amp 16 KA, FP variable current settings (D) Control & Metering Circuit: (i) 1 No. Microprocessor based AMF logic controller. (ii) 1 No. kWh meter (iii) 1 No. Line Voltage Monitor L&T make or of any other equivalent make as approved by The GE (iv) 1 Set of Control Fuses (v) 1 No. Static Battery charger circuit with On / Off switch. (vi) Battery charger “ON” indication (vii) Reverse Polarity indication (viii) 1 No. DC battery charging Ammeter Notes: 1. Cost for provision of PCC for foundation and paltform all as directed by the GE shall also be deemed to be included in the quoted rate of above item. 2. The layout drawing of the panel, its fittings/components and the specifications shall be got approved by the contractor from the GE before procurement of panel and shall be of make having CPRI approved certificate.

GRAND SERVICES

Shree Ayyappa Engineering

cooltech engineering services