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| 1 | Supply, installation, testing and commisioning of microprocessor based water cooled ,silent Diesel Engine driven generating set of capacity 125 KVA ,415 volts, 3 phase 4 wire, AMF panel having 2 years maintenance sapres with anti vibration pad / dampers and fixed on PCC foundation of suitable size as per manufacturer instruction incl Genset Model No -KG4-125WS1 or equivalent make as per PS(a) Diesel Engine :- water cooled, 4 cylinder developing 156 HP , 4 stroke cycle at 1500 RPM under normal NTP condition at Digaru Stn as per IS 10001/10002, ISO 8528 -1 the engine shall be provided with electrical starting arrangement. The engine will comply with latest CPCB VI+ norms and is complete with (a) starter motor,(b) Battery charging alternator, (c) Dry type air cleaner, (d) fuel pump, (e) G3 class Governor, (f) flywheel with flywheel housing, (g) exhaust Silencer, (h) first fill of lub oil, (j) Engine protection - low lubeoil pressure and high water temperature with 12 V battery of suitable AH as per OEM recommendation with copper leads and brass terminals ( k) Radiator with fan etc complete all as specified and as directed. The engine shoulf be designed to run continiously at 1500 RPM with an overload capacity of 10% for one hr in every 12 hrs. The noise level should be less then 75 DB as per latest CPCB norms Fuel tank of capacity not less then 230 ltrs shall be provided with DG set . the tanl shall be completed with an outlet , drain plug , air vent , air breather and necessary piping . Fuel tank shall be fitted inside accoustic enclosure. |
| 2 | (b) Alternator :- The alternator shall be rated with 125 KVA(100KW) output at NTP suitable for continious operation at 1500 RPM developing 415 Volts at 0.8 PF(lag) for 50 Hz, 3ph, 4 wire system. the alternator shall be brushless type provided with suitable AVR, self excited , self regulated, floor mounted, overload capacity 10% for 1 hour in any 12 hours operation without exceeding temperature raise limit. Insulation class of the alternator is H class. alternator efficiency at 0.8 pf lag should not be less than 91.9%. Maximum voltage dip at full load 0.8 PF ( lag ) should not be less then 20%. Max time to build up rated voltage at rated RPM should be less then 2 Sec, provided engine reach the rated speed. (c) Sound proof enclosure :- The engine should be supplied with special sheet metal fabricated on CNC machine , powder coated enclosure designed for reducing the sound level to 75 dB ( avg) all orround Brand marking as per IS 8528 part 10 as per approved CPCB. Model No KOEL Green Silent Engine model No - 4K1080ETA 4G1 or Technocommercially equal model of make specified in PS. |
| 3 | Supply, installation, testing and commisioning of microprocessor based water cooled ,silent Diesel Engine driven generating set of capacity 58.5 KVA ,415 volts, 3 phase 4 wire, AMF panel having 2 years maintenance sapres with anti vibration pad / dampers and fixed on PCC foundation of suitable size as per manufacturer instruction incl having Gen set model No -KG4-58.5WS or equivalent make as per PS (a) Diesel Engine :-water cooled, 4 cylinder developing 74 HP , 4 stroke cycle at 1500 RPM under normal NTP condition at Digaru Stn as per IS 10001/10002, ISO 8528 -1 the engine shall be provided with electrical starting arrangement. The engine will comply with latest CPCB VI+ norms and is complete with (a) starter motor,(b) Battery charging alternator, (c) Dry type air cleaner, (d) fuel pump, (e) G2 class Governor, (f) flywheel with flywheel housing, (g) exhaust Silencer, (h) first fill of lub oil, (j) Engine protection - low lubeoil pressure and high water temperature with 12 V battery of suitable AH as per OEM recommendation with copper leads and brass terminals ( k) Radiator with fan etc complete all as specified and as directed. The engine shoulf be designed to run continiously at 1500 RPM with an overload capacity of 10% for one hr in every 12 hrs. The noise level should be less then 75 DB as per latest CPCB norms Fuel tank of capacity not less then 165 ltrs shall be provided with DG set . the tanl shall be completed with an outlet , drain plug , air vent , air breather and necessary piping . Fuel tank shall be fitted inside accoustic enclosure. |
| 4 | (b) Alternator :- The alternator shall be rated with 58.5 KVA(46.8KW) output at NTP suitable for continious operation at 1500 RPM developing 415 Volts at 0.8 PF(lag) for 50 Hz, 3ph, 4 wire system. the alternator shall be brushless type provided with suitable AVR, self excited , self regulated, floor mounted, overload capacity 10% for 1 hour in any 12 hours operation without exceeding temperature raise limit. Insulation class of the alternator is H class. alternator efficiency at 0.8 pf lag should not be less than 90.8%. Maximum voltage dip at full load 0.8 PF ( lag ) should not be less then 20%. Max time to build up rated voltage at rated RPM should be less then 2 Sec, provided engine reach the rated speed. (c) Sound proof enclosure :- The engine should be supplied with special sheet metal fabricated on CNC machine , powder coated enclosure designed for reducing the sound level to 75 dB ( avg) all orround Brand marking as per IS 8528 part 10 as per approved CPCB. KOEL Green Silent DG Engine model No - 4R810ETA 4G1 or Technocommercially equal model of make specified in PS. |
| 5 | M&L disconnecting and removing exisitng DG set with accessiories to store yard of MES with using hydra and truck , complete all as specified and as directed. |
| 6 | Supply, installation, testing and commisioning of cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade (incl taking up/down old cable) with stranded aluminium conductor of sizes :- |
| 7 | 70 Sqmm x 3.5 Core |
| 8 | 120 Sqmm x 3.5 Core |
| 9 | Excavation in trenches, in any type of soil not exceeding 1.5m wide or 10 Sqm on plane and not exceeding 1.5m in depth for foundation, Pole, shafts, cesspits, manholes, pier holes, laying of UG cables etc and getting out in any type of soil complete all as specified and directed. |
| 10 | Returning, filling in excavated approved soil, including spreading, levelling, watering and well ramming in layers not exceeding 25cm each complete. |
| 11 | Removing excavated soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete. |
| 12 | Material and labour for clean and dry sand (unwashed) in trenches and cable ducts including spreading and levelling for cushioning of underground cables all as specified and directed. |
| 13 | M&L for sub class B bricks laid in trenches for protection of cable laid in trench abating each other for cable protection at 10-15 mm gap. |
| 14 | M&L Earthing complete with galvanised mild steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground vertically (earth pit not less than 2.25mtr deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level steel earth plate connected with GI earth strip 32x6 mm by means of lug, bolts, nuts, check nuts, washers of galvanised iron or steel GI protection pipe 15mm bore light grade all as shown in elect plate No 3 of SSR part I - 2009 and connecting to main switch board / Main DB’s including excavation, earth work in any type of strata , salt and charcoal dust mixed and packed 150mm thick around GI earth plate, GI pipe medium grade 20mm nominal bore as watering pipe GI sheet funnel wire mesh, concrete pit, RCC cover 40mm thick in PCC 1:2:4 type B1 duly reinforced with CRS Bars 8mm dia at the rate of 100mm centre to centre both way with 12mm dia lifting handle and pit / chamber constructed 50 cm away from the edge in PCC 1:3:6 type C1, Angle iron 40x40x3mm frame for pit cover including testing on completion complete all as specified and directed. |
| 15 | M&L Earthing complete with galvanised copper earth plate electrode 60cmx60cmx3.15mm thick buried directly in ground vertically (earth pit not less than 2.25mtr deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level steel earth plate connected with copper strip 20x3 mm by means of lug, bolts, nuts, check nuts, washers of galvanised iron or steel GI protection pipe 15mm bore light grade all as shown in elect plate No 3 of SSR part I - 2009 and connecting to main switch board / Main DB’s including excavation, earth work in any type of strata , salt and charcoal dust mixed and packed 150mm thick around GI earth plate, GI pipe medium grade 20mm nominal bore as watering pipe GI sheet funnel wire mesh, concrete pit, RCC cover 40mm thick in PCC 1:2:4 type B1 duly reinforced with CRS Bars 8mm dia at the rate of 100mm centre to centre both way with 12mm dia lifting handle and pit / chamber constructed 50 cm away from the edge in PCC 1:3:6 type C1, Angle iron 40x40x3mm frame for pit cover including testing on completion complete all as specified and directed. |
| 16 | Supply, installation, testing and commisioning Earth continuity conductor or main earthing lead 20x3mm copper strip fixed to wall on batten or recess or chases or buried in ground or fixed to poles or any other indicated situation, drawn in and including non metallic conduit pipe or for loop earthing . as required of size complete all as specified. |
| 17 | Supply, installation, testing and commisioning Earth continuity conductor or main earthing lead 32x6mm galvanised iron strip fixed to wall on batten or recess or chases or buried in ground or fixed to poles or any other indicated situation, drawn in and including non metallic conduit pipe or for loop earthing . as required of size complete all as specified. |
| 18 | M & L for PCC 1:2:4, type B-2, using (40mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and as directed Please Enable Macros to View BoQ information |
