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| 1 | Design, Supply ,Install, testing and Commissioning of Hot dip galvanized, polygon high mast poles with fixed head frame (Design Conforming to PLG 7, IS- 875 (Part-3):1987, Galvanizing confirming to BSEN ISO 1461:1991 and material confirming to BS EN 10025, S355, IS:2062) suitable for mounting 34 Nos. ofupto 1000W-1700W (Non- Integral type) LED flood light fixtures complete with all accessories as required to achieve 1000 lux level with the uniformity of 0.50 (Min/Max) & 0.70 (Min/Avg). Maintenance Factor 0.9, the required height of the high mast poles from base upto top of head frame shall be 30 Metres, the High mast pole has to be designed for base wind speed as per IS 875 Part-3 1987 (i.e. 70 m/s, and also confirm BSEN 40 -1:1992 relating to general construction and thickness of the pole sheet, special steel foundation bolt as required along with nuts, washers, anchor plate and common template, the Safety factor for wind load in ultimate limit state shall be taken as 1.5, each pole must be provided with winch, thread and motor for man rider unit, each high mast pole must be provided with lightening arrester (min. 2 Mtr. Length) mounted at the top of high mast pole fabricated by OEM only, the complete item shall be as per specifications and additional conditions attached etc,. as required. etc. complete all as specified and directed.Make: Bajaj, BHEL or its equivalent as approved by GE. Note: 1.All the civil works deemed required for mounting of high mast pole to be included in the quoted rate.2. LED lights will be measured and paid seperatly.3. The contractor should submit detailed drawings of high mast poles alongwith foundations details and same shall be vetted by IIT / NIT prior to execution. |
| 2 | Supply & fix external man-rider unit for accessing the head frame size aprox 11 feet x 5 feet x 3 feet, unit shall be suitable for safe load carrying capacity of 300Kg (on board) with climb speed not exceeding 9m/min and arrangement of connection with motor, connection wire and other accessories as per Design of OEM specification complete all as specified and directed.Note: Design drawings shall be approved by Accepting officer before commencement of work.. |
| 3 | Supply & Install Sports LED Light 1000W (Non-Integral type) LED FLOOD LIGHT as per submitted design complying to 1000 Lux level requirements, luminaire efficacy: 110 lm/W, Input Voltage: 120V to 277V AC, CCT = 5700 ± 350° K, CRI-80, IP66, Impact Protection: IK08, Valid BIS Manufacturing Certificate in the name of the OEM as per Approved Make List ‘ shall be submitted for the Model to be ‘supplied. BIS must have on the name of the OEM only. The factory licence mentioned in the BIS certificatemust have on the name of the OEM only. LM-79 & LM-80 Certification of the ‘same model is also to be furnished for R&B ‘Approval. & photobiological safety report. Luminaire performance complies to IS10322 (Part 5/sec3) & IEC 60598-1, IEC 60529 and ISO certified company complete all as specifed and as directed.Make: Bajaj /crompton/Philips/Wipro/HavellsNote: Contractor shall submit Five years onsite warranty. |
| 4 | Supply & Install Sports LED Light 1650 W (Non-Integral type) LED FLOOD LIGHT as per submited design complying to 1000 Lux level requirements, luminaire efficacy: 110 lm/W, Input Voltage: 120V to 277V AC, CCT = 5700 ± 350° K, CRI-70, IP66, Impact Protection: IK08, Valid BIS Manufacturing Certificate in the name of the OEM as per Approved Make List ‘ shall be submitted for the Model to be ‘supplied. BIS must have on the name of the OEM only. The factory licence mentioned in the BIS certificate must have on the name of the OEM only. LM-79 & LM-80 Certification of the ‘same Model is also to be furnished for R&B ‘approval & photobiological safety report, luminaire performance complies to IS:10322 (Part 5/sec3) & IEC 60598-1, IEC 60529 and ISO certified company complete all as specifed and as directed.Make: Bajaj /crompton/Philips/Wipro/HavellsNote: Contractor shall submit Five years onsite warranty. |
| 5 | Supply, Install, testing & Commissioning of Low intensity 10 W LED, 240 Volts type aviation obstruction luminaires to be mounted on high masts complete all as specifed and as directed. |
| 6 | M & L Earthing complete with copper earth plate electrode 600 mm x 600mm x 3.15 mm thick burried directly in ground vertically to a depth not less than 2.25 m below ground level with the top edge of earth plate at depth not less than 1.5 m below ground level connected with copper earth strip of size 20x3mm by means of bolts, nuts,check nuts and washers protected by 40 mm bore light grade GI pipe, funnel with 20mm bore GI medium grade pipe for watering, wire mesh, including concrete pit in PCC (1:3:6) type C1, with 40 mm thick Precast R.C.C. (1:2:4) type B1 cover slab (reinforced with 8 mm dia deformed bar @ 10 cm C/C both ways and suitable handle of 12 mm dia round bar, including providing charcoal or coke and common salt in alternate layers of 15 cm compacted thickness all around the earth electrode, with funnel, wire mesh, aluminium lugs, complete in all respect and other end connected with main switch board or Earthing test point as directed, including necessary earth work and disposal of spoil to a distance not exceeding 50 metre and necessarytesting on completion including taking down old one complete all as specified and as directed. |
| 7 | S & F 25x4mm galvanised iron strip earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc,.complete all as specified and as directed. |
| 8 | Supply & lay PVC insulated, PVC sheathed cable galvanized steel strip or wire armoured, electric control cables (Heavy duty) with stranded copper conductor of size 4 sq mm, 3 core, 1100 Volts grade.required for junction box to light fitting complete all as specified and as directed. |
| 9 | Supply, install, testing & commissioning of 11 KV, rated voltage 12kV, 630A, 21kA/3sec, Outdoor type, extensible type, Internal arc 21kA for 1 Sec for Tank, floor mounted with internal copper bus bars, SF6 Insulated, completely Motorised, 3 Way RMU consisting of 1 No LBS as Incomer & 2Nos, 630A VCB as outgoing with SCADA compatable Overload and eart fault protection Relay (Ashidha / CSPDR) with air insulated Metering module (MFM for VCB Feeders). all live parts, bus bars, LBSs connections of RMU shall be enclosed in one SF6 tank to avoid multiple inter connections,. SF6 Tank shall be sealed for life robotically welded Non magnetic and Non ferrite stainless steel Grade 304 of minimum 2.5 mm thick having IP67 degree of protection filled with SF6 gas as insulation with leakage rate less than 0.1% per year tested as per IEC 62271-200. 1 No Fault Passage Indicator (FPI) required for complete unit, Manual welding or hermetic sealing of tank shall be not be accepted. The unit shall have front cable entry (Suitbale for termination of 1R x 3C x 95.120/150 Sqmm Cable ) for ease of installation and shall have site replaceable bushings for ease of trouble shooting during breakdown, RMU shouldbe complete with all accessories such as Terminal boots, VPIS, cable supports, all front cable terminations, mechanical indications for Load break switch ON/OFF, Manometer as per with IEC standards 62271-200, 60056, 60129, 60265, 60298, 60420, 60529 and 60694. Altitude of installation upto 1000 m as per IEC 60120. Bushings bolted type top mounted outside the tank for connection of external bus bar. Also, the outer enclosure shall cover the full length of the switchgear, to ensure IP3X+IP54 protection for cable boxes. the unit shall be internal arc proof 21kA for 1 se with AFLR clasification, tested and totally safe for human beings. |
| 10 | The gas release & personnel safety from internal arc shall not depend on plinth design. The release of gas to be from the top of the unit, so that, even if the person is operating the unit, opening the cover, & there are personnels near the sides of the RMU/plinth, top release will ensure their safety. The hot gas release, in case of an internal arc, in no case should be from any side or bottom of the unit, as the same is unsafe for the operating personnel/ pedestrian or general public. Bidder shall provide type test report to prove compliance to the Internal Arc fault IAC-AFLR as per IEC 62271-200. Internal arc testing shall be done with enclosure door in open condition, with switching devices in operation mode as per specified standard.RMU Makes : BHEL/ABB /Siemens/Andrew Yule.[a] 630A LBS as Incomer-01 Nos[b] 630A VCB as Outgoing-02 Nos[c] Capacitive voltage indication fixed type VPIS 6-12 kV-06 Nos[d] Ring core current transformer type 200-100/1 A, 2.5VA, 5P10 for Protection--09 Nos (Outgoing Feeders)[e] Ring core current transformer type 200-100/1 A, 2.5VA, 1.0 for Metering -09 Nos (Outgoing Feeders)[f]Digital Multifunction Meter – Rishabh Make--03 Nos[g] Cable cover standard with Interlocking- 1Lot [h] Bus PT11kV/r3/110/r3 , 25VA , Class1.0-09 Nos[j] Space Heater with Thermostat-01 No[k] Operating handle-01 No[l] 2 x 12 V DC Battery and Battery charger-01 Set[m] 230V AC auxiliary supply for battery charger shall be in purchaser’s scope.[n] Indication Lamps --01 Lot[o] Safety Interlocks --As required |
| 11 | Supply, installation, testing & commissioning of 11 KV, rated voltage 12kV, 630A, 21kA/3sec,Outdoor type,extensible type, Internal arc 21kA for 1 Sec for Tank, floor mounted with internal copper bus bars, SF6 Insulated, completely Motorised, 3 Way RMU consisting of 1 NoLBS as Incomer & 2Nos 630A VCB as Outgoing with SCADA compatable Overload and eart fault protection Relay (Ashidha / CSPDR) with air insulated Metering module (MFM for VCB Feeders). All live parts, bus bars, LBSs connections of RMU shall be enclosed in one SF6 tank to avoid multiple interconnections. SF6 Tank shall be sealed for life robotically welded non magnetic and non ferrite stainless steel Grade 304 of minimum 2.5 mm thick having IP67 degree of protection filled with SF6 gas as insulation with leakage rate less than 0.1% per year tested as per IEC 62271-200. 1 No Fault Passage Indicator (FPI) required for complete Unit. Manual welding or hermetic sealing of tank shall be not be accepted. The unit shall have front cable entry (Suitbale for termination of 1R x 3C x 95.120/150 Sqmm Cable )for ease of installation and shall have site replaceable bushings for ease of troubleshooting during breakdown. RMU shouldbe complete with all accessories such as Terminal boots, VPIS, cable supports, all front cable terminations, mechanical indications for Load break switch ON/OFF, Manometer as per with IEC standards 62271-200, 60056, 60129, 60265, 60298, 60420, 60529 and 60694. Altitude of installation up to 1000m as per IEC 60120. Bushings bolted type top mounted outside the tank for connection of external bus bar. Also, the outer enclosure shall cover the full length of the switchgear,to ensure IP3X+IP54 protection for cable boxes. The unit shall be internal arc proof 21kA for 1 se with AFLR clasification.,tested and totally safe for human beings. The gas release & personnel safety from internal arc shall not depend on plinth design. |
| 12 | The release of gas to be from the top of the unit, so that, even if the person is operating the unit, opening the cover, & there are personnels near the sides of the RMU/plinth, top release will ensure their safety. The hot gas release, in case of an internal arc, in no case should be from any side or bottom of the unit, as the same is unsafe for the operating personnel/pedestrian or general public. Bidder shall provide type test report to prove compliance to the Internal Arc fault IAC-AFLR as per IEC 62271-200. Internal arc testing shall be done with enclosure door in open condition, with switching devices in operation mode as per specified standard.RMU Makes : BHEL/ABB /Siemens/Andrew Yule.[a] 630A LBS as Incomer-01 Nos[b] 630A VCB as Outgoing-02 Nos[c] Capacitive voltage indication fixed type VPIS 6-12 kV-06 Nos[d] Ring core current transformer type 200-100/1 A, 2.5VA, 5P10 for Protection--09 Nos (Outgoing Feeders)[e] Ring core current transformer type 200-100/1 A, 2.5VA, 1.0 for Metering -09 Nos (Outgoing Feeders)[f] Digital Multifunction Meter – Rishabh Make--03 Nos[g] Cable cover standard with Interlocking- 1Lot[h] Bus PT11kV/r3/110/r3 , 25VA , Class1.0-09 Nos[j] Space Heater with Thermostat-01 No[k] Operating handle-01 No[l] 2 x 12 V DC Battery and Battery charger-01 Set[m] 230V AC auxiliary supply for battery charger shall be included in the rate quoted..[n ]ndication Lamps --01 [set of 3][o] Safety Interlocks --As required |
| 13 | Supply, installation, testing and commissioning of (outdoor type) platform mounted step down transformer Not less than 3 star rated, Level 3 as per BEE, of capacity 250 KVA, 11 KV/415 Volts (at no load), AC 3 phase, 50 Hz , core type double copper wound, oil immersed, naturally cooled, oil natural, Air natural (ON/AN) with external cooling tubes, delta connection on primary side (HV) and star connected on secondary side (LV) in accordance with vector group DYN-II with Neutral brought out on secondary side (LV side) and having taping for voltage variation from -(10%) to +(5%) with variation of 2.5% on HT side and to be changed by means of hand operated OFF load tap changer gear, the maximum temprature rise should not exceed 40 degree celsius in oil and 45 degree celsius in HV/LV winding when measured by resistance method after continuous full load run on an ambient temprature of 40 degree celsius as per IS 1180. Transformer shall comprises of the following :-(a) HT side (primary side) consisting of three Nos porcelain bushing with copper rods complete with nut & washers, HT bushing suitable for outdoor mounting transformer, 11000 Volts grade.(b) LT side (secondary side) consisting of four Nos porcelain bushingcomplete with nut & washers with one No cable gland suitable for receptionLT 1100 Volts grade XLPE insulated and PVC sheathed heavy duty armoured cable of suitable size complete. (c) Oil conservator with filter type drain valve and oil level guage complete.(d) De-hydrating breather with first fill of dehydrating agent (silica gel).(e) Explosive vent & thermometer pocket on tank cover, oil level guage, oil drain filter valve, lifting lugs, oil filling hole with cap/plug with connection plate complete, Air release valve plug and four Nos solid cast steel detachable rollers. |
| 14 | (f) One 100mm dia, dial type thermometer, vapour pressure type having range 0-120 degree celsius with metal guard having maximum perimeter temperature reading indicator with re-setting device.(g) Two earthing terminals on tank cover to facilitate fixing of 50x6mm earth strip for earthing of neutral & body.(h) Rating plate and terminal marking plate.(j) Extra bushing for neutral in the LT side for providing independent set of earthing for neutral.(k) First filling of new and unused transformer oil as per IS-335 marked filtered and tested upto 60 KV dielectric strength at 2.5 mm air gap between testing electrodes. NOTE:(i) Cost of construction of platform (of size 2.0m x 2.0 m and height 0.9m above the GL) with brick work in CM (1:6), 15 mm thick plaster in CM (1:6) & white wash on exposed surface and 100 mm thick PCC flooring (1:3:6) type C1 over 100 mm PCC 1:5:10 over filling with approved earth in layers n. exc 25 cm thick and 02 Nos MS Channels of requisite size with fixing arrangement for mounting transformer shall be deemed to be included in the unit rate quoted.(ii) The transformer will be inspected and tested at factory site by the MES Engrs before dispatch and the arrangement for the visit shall be borne by the contractor, and rate quated by the contractor shall be deemed to be included in the quoted rate. |
| 15 | Supply, lay and testing UG cable, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 11000 Volts grade with stranded aluminium conductor3 Core 95 Sqmm size complete all as specified and as directed. |
| 16 | Supply, lay and test LT UG cable, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor3.5 Core 240 Sqmm size complete all as specified and as directed. |
| 17 | Supply, lay and test LT UG cable, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor3.5 Core 70 Sqmm size complete all as specified and as directed. |
| 18 | Supply, lay and test LT UG cable, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor3.5 Core 50 Sqmm size complete all as specified and as directed. |
| 19 | Supply, install, testing & commmissioning of highmast lighting distribution board(HMLEDB), 14 SWG CRCA sheet made outdoor type, pedestal mounted totally enclosed with IP 55 degree of protection with canopy suitable for use on 415 Volts, 3 phase, 4 wire, 50 Hz system incomer as 100 Amps and outgoing have individual light SP MCB 6-32 A as per designed approved by Accepting officer and also having required fault capacity, digital voltmeter (415 V) and ammeter (0-100 A), CT, indication lamps (RYB) , accessories including providing detachable gland plate of 3 mm thick MS sheet with knock outs of different size cable as required for incoming and outgoing cables entry, erected on cement concreted foundation. complete with painting, shade preparation for panel, connections & interconnections, earting, LED driver racks as per requirement of installation, etc complete all as specified and as directed. |
| 20 | Supply, install, testing and commissioning of LT outdoor type panel board of suitable size, pedestal mounted, CPRI approved totally enclosed, dust and vermin proof, front side openable, type IP 54 protection made of CRCA sheet 3.15 mm thick of size as per IS and having proper locking arrangement in front and back side door suitable for 440 volts, 50 Hz, 3 phase 4 wire system including cable glands of suitable size for incoming and outgoing cables and comprising with and including following accessories and mounted on PCC Platform minimum 0.40 metre above ground level and grouted in PCC 1:3:6 type C1, 100 mm thick, 0.25 m all round the panel board.complete with and including the following items :-BUSBAR :- 800 Amps rated Alumunium bus bar TPN duly insulated with coloured PVC sleeve as per standard colour code and rigidly mounted on bakelite / DMC insulatorbus bar support (Square / round) insulators of suitable size and good insulation resistance (Busbar to MCCB shall be connected through suitable size of aluminium rigid / flexible busbar).(a)Incomming :-(i)MCCB TPN500 Amp, 36 KA -01 No (Adjustable Type). (ii)Onload change Over Switch FP - 630 Amps -01 No(iii)LED Multi function with meters. - 01 No(iv)LED indicating lamps-1 [set of 3](b)Outgoing :- (i) MCCB 100 Amps, 4 pole, 36 KA, 440 Volts- 05 Nos (Adjustable Type) (ii) MCCB 63 Amps, 4 pole, 25 KA, 440 Volts- 03 Nos (Adjustable Type) |
| 21 | M&L for Earthing complete with Galvanised steel earth plate electrode 600 X 600 X 6 mm thick burried directly in ground [earth pit not less than 2.25 m deep below ground level] with top edge of plate not less than 1.50 m below normal ground level connected to 32 X 6mm GI Strip [Earth Lead] and GI pipe 50 mm, Medium Grade for earthing lead protection to the extent of maximum 7.5m, Earth Plate Electrode surrounded by 150mm thick packed layers of Charcoal and Common Salt filled in alternate layers, connected to the plate by means of GI Bolts & Nuts complete all as per Electrical plate No. 3 of SSR Part - I, connected to panel / DB including testing on completion including main earthing, Charcoal, Common Salt, PCC [1:2:4, Type B1] Pit with RCC 1:2:4, Type B1 Cover, 50 mm thick with 6 Nos, 8 mm dia TMT bars in both ways, MS frame made with 40 X 40 X 6 mm Angle Iron, MS Funnel with 20 mm bore, medium grade GI Watering pipe, wire mesh, earth work excavation, return filling, removal of surplus soil etc. complete all as specified and as directed. |
| 22 | Supply, lay and test LT UG cable, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor4 Core 10 Sqmm size complete all as specified and as directed. |
| 23 | Excavating in trenches, not exceeding 1.5 Mts wide and n exc 1.5 m in depth for foundation, etc., and getting out in soft / loose soil all as specified and directed. |
| 24 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm thick using soil obtained from excavation complete all as specified and as directed. |
| 25 | Removal ofexcavated surplus soil to a distancen.exc. 50 mtr away from site and depositing where directed at a level not exceeding 1.5 mtr above ground level complete all as specified and directed. |
| 26 | M & L for Plain cement concrete 1:3:6 type C1 [using 20 mm gradedstone aggregate] as in coping including weathering , slightly rounded or chamfered angles and including necessary formwork all as specified and as directed. |
| 27 | Supply and fix LED street light fitting 70 Watt 230 V AC outdoor type with high pressure die cast aluminum hosing and heat resistant complete with driver, lamp bracket with impact and corrosion resistant including thermal management in multiple optics complete with IP 65/66 protection complete all as specified and directed |
| 28 | Supply and fix 7 MTRS GI OCTAGONAL POLE FABRICATED PART AS PER DIMENSION : TOP DIA. - 70mm, BOTTOM DIA. - 130 mm, SECTION - 1 (SECTION LENGTH - 7000 mm) THICKNESS -3 mm, BASE PLATE - 220 mm x 220 mm x 12 mm. (GI As per IS 2629) along with Standard Single Arm Bracket 1000 mm long on one side with 48.3 OD GI Pipe. (Suitable for Pole Top 70 mm) and foundation/ foundation bolt as per OEM specification including connecting arrangement/connector and MCBs 6-32 Amps complete all as specified and directed Note:Excavation and earthwork shall be measured and paid separately. |
| 29 | M&L for 110x 95 mm DWC with UV stabilized High density poly-ethylene pipes for road crossing of cable or for cable protectionlaid in trenches or above ground surface complete all as specified and directed. Make- Prince/Dutron/National |
| 30 | M&L for Cutting the road / hard standing for laying of pipes and making good with PCC 1:2:4 type B1 (0.3 x0.3 mtr) complete and painting with black paint, if necessary, to match with existing bituminous road colour complete all as specified and as directed. |
| 31 | S&F Precast Reinforced Cement Concrete 1:2:4 tyoe B1 (20mm graded aggregate) of size 900x250x75mm Cable Route Indicator including embossing \"DANGER/11KV CABLE/MES\" on both sides and painted Letters with approved Colour, burried in ground for a depth of 45 Cm including necessary Earth Work, complete all as specified and as directed. |
| 32 | M & L dry river sand cushioning over and around the cable for cable protection in trenches, leveled and punned down complete all as specified and as directed. Note: The punned down thickness shall be measured for payment. |
| 33 | Supply and lay Un-reinforced precast cement concrete cable covers, class HV, type - 1 with peak, size 300 mm X 180 mm X 40 mm in trenches for cable protection, embossed with \"ELECTRIC\" on the top surface complete all as specified and as directed. |
| 34 | Supply and lay Un-reinforced precast cement concrete cable covers, class LV, type - I, size 250 mm X 150 mm X 40 mm in trenches for cable protection, embossed with \"ELECTRIC\" on the top surface complete all as specified and as directed. |
| 35 | Supply and lay 80 mm bore GI Tubing light grade with all fitting, bend to shape fixed to pole with necessary fixing arrangements complete all as specified and as directed. |
| 36 | S & F cable jointing kit for 11 KV (Earthed)grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50-95 sqmmcomplete all as specified and as directed. |
| 37 | S & F cable jointing kit for 11 KV (Earthed)grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50-95 sqmmcomplete all as specified and as directed. |
| 38 | Supply, install, testing and commissioning of Diesel Engine Generating set 415 volts , 250 KVA, 3 phase, 0.8 power factor 50 Hz, 1500 RPM self-excited self-regulated brushless, AC generator with AMF panel installed including acoustic enclosure suitable for ambient condition and confirming to condition under IS 10001/10002advanced digital generator controller having meter and super silent acoustic sound proof canopy as per MOEF/ CPCB-IV+ norms with following:-(i) The capacity of generating set shall be not after due derating factors as per relevant ISI design(ii) The quoted rate shall be deemed to be inclusive of first fill of final successfully acceptance test.(iii) The quoted rate shall be deemed to be inclusive of 12 hour test run at site inclusive of 1 hour on 10% over load in the presence of rep of Accepting officerarrangements are to made by the conctractor for test at site at his own cost.(A) Alternator:- Standard design alternator rated at 250 KVA net output at site after considering derating as per site conditions at 0.8 (lag) power factor AC, 3 Phase, 4 wire, 415 volts, 50 Hz, 1500 RPM, self exicited self regulated screen protected drip proof IP 23 enclosure brushless design with widing in pole faces, insulating class ‘H’ and voltage regulation of +1% tolerance. The alternator will be suitable for tropical climate and shall generally confirm to IS- 13364.(i) Insualation class – ‘H’ +50% (ii) Temparature raise class – ‘H’ (iii) Excitation : Self Excited(iv) Regulation performance : The voltage is kept constant with + 1% manualvoltage adjustment within + 5%(v) Frequency regulation +1% |
| 39 | (B) Diesel Engine:- Adequate capacity of Diesel engine suitable to 250 KVA DG set and 312.5 BHP based on manufacturers recommendation, coolant cooled to drive independently to above alternator and after considering derating as per site condition after generating and reducing power consumed by accessories, directly coupled through flexible coupling multicylinder multi stroke direct injection, cold starting 1500 RPM as per relevant ISI 10001/10002 with an overload cap of 10% for one hour in 12 hours continues running complete for safe handing and operation salient features of accessories shall be as under:-(i) Fly wheel with housing(ii) Cooling system : - Mounted radiator with fan & belts.(iv) Exhaust System: - All as per the standard design of the manufacturer with the followings:(a) Exhaust gas turbo charger type in built.(b) Exhaust manifold (c) Silencer : Residential type (soundless)(d) Bellows(v) Fuel System :- Fuel injection system with fuel injections, fuel injection solenoid switch / nozzles / governor electronic types capable for 1% speed/ frequency regulation. |
| 40 | (a) Fuel fileters(b) Fuel hoses.(vi) Lubricating Oil System :-(a) Lubricating Oil filter(b) Lubricating Oil Pump(vii) Air Intake System:-(a) Air Intake Manifold (b) Air cleaner dry type (viii) Governor: - Electronic Governor(ix) Starting system:- Electric self starter with maintenance free battery including battery charging alternator.(x) Batteries: - 2 Nos Maintenance free Batteries of 12 Volt 180 AH or as per standard design / capacity complete with copper conductor multi stranded leads of suitable length from self starter to the battery length from self starter to the battery terminals complete with initial charge and initial fill of electrolytes all as specified and comprising of the following :- (a) Starter gear ring(b) Start and stop push button (c) Ignition key/ switch(d) Handing and operation : Salient features of accessories shall be as under:-Radiator with blower fan Corrosin inhibitor coolantPaper element filters for fuel lub oil and by pass.Electronic governer controlled direct fuel injection systemFly wheel housing and fly wheel |
| 41 | (xi) All as per the standard design of the manufacturer and all as directed.(xii) Accessorised:- AVM pads built or separately mounted to manufacturer base frames. (xiii) Base Frame: -Made out of ISMC 250 of standard design made of MS channel with necessary reinforcement and pre-determined holes.(xiv) Fuel Tank: - Daily service fuel tank of capacity 425 litres made out of 3 mm thick (10G) HR sheet top and bottom with calibrated level indicating arrangements, stop cock, drain plug, fuel pump of suitable capacity complete on a common base within the acoustic.(xv) Controls : (a) Load on indication(b) Load off indication(c) Engine start push button(d) Engine stop push button(e) Fault accept/ reset push button(f) Battery Charger: - SMPS based unit with in-built auto/ manual & float/ boost facility (simulated module power supply)(i) DC Volt meter (ii) DC Ammeter(iii) Charger rate selector switch.Protection : -(i) Over load relay-01 No(ii) Earth fault Relay – 01 No(iii) Under volt relase – 01 NoDOL Starter with Auto Intermittent system for lub oil priming pump |
| 42 | (C) Accoustic enclosure: - Enclosure is free standing floor mounted factory built and modular in construction to facilitate easy assembly at work site and will be drop over housing type. It will consist of accoustically treated panel housed in sheet steel will provide easy access for maintenance, repairs and operation. The enclosure is custom built to suitable conditions with the following features: -(D) MICROPROCESSOR BASED AMF CONTROL PANEL The AMF Control panel shall be made of 16SWG CRCA Sheet, indoor type, dust and vermin proof, Pre-Treated and Powder coated - suitable for 415 Volts, 3 Phase, 50Hz system to be fitted inside Acoustic Enclosure. • Panel shall consist of the following Equipment’s: • Microprocessor based AMF Controller with display features for Engine & Alternator parameters. • Current Transformers of suitable ratio. • MCB/HRC Fuse for Control protection. • Cluster Type Indicating Lamps for DG ON/Load ON/Mains ON. • MCCB of Suitable Rating -1 Set with 2 Sets of Power Contactor – For Mains & DG Incomer. • FRLS Type Copper Flexible cable for Switchgear Inter connections.(i) Custom built product for various equipments, which ensure the optimum performance without duration.(ii) The quoted rate shall be deemed to be inclusive of first fill of final successfully acceptance test. |
| 43 | (iii) 2mm thick CRCA sheets to be used for enclosure panel to ensure longer life against weathering action. High quality acoustic insulation materials to be used as per IS 8183 for maximum sound absorption: Acoustic layers are supported by perforated sheets (iv) Sheet metal components of the enclosure should undergo various stages of surface treatment prior to painting which leads to be better life of the enclosure against weathering action.(v) Fuel System :- Fuel injection system with fuel injections, fuel injection solenoid switch /nozzles/ governor electronic types capable for 1% speed/ frequency regulation.(vi) Well designed ventilation system to be provided to pump up the heat in the chamber efficiently.(vii) effective acoustic/ weather sealing a special type weather sealing gaskets, new frame rubber gaskets to be used.(viii) Working space is to be provided around the equipment for easy maintenance/ repairs.(ix) Necessary cut out provision for entry and exit of fuel lines cable to be incorporated in the enclosure as per the requirement.(x) See through transparent window (glass or acrylic in front of engine panel to be provided for monitoring the operation).(xi) Ducting if required, bellows, Mechanical hardware like locks, hinges fasteners etc to be provided.(xii) Deliverables 75 nDBA @ 1 mtr at 75% load under free field conditions. The temp inside the enclosure will be within 7 degree centigrade above ambient temp. |
| 44 | (xiii) The enclosure should be provided with tube light fitting and lamp for inside illumination.(xiv) The batteries should be provided with tube light fitting and lamp for inside illumination.(xv) The DG set should be provided with external emergencystop push button.(xvi) The acoustic enclosure parts shall be of powder coated after pre- treatment process. The powder coating shade should be Genset Green. The base frame should be painted with epoxy base black shade.The following items are deemed to be included in the rate quoted :-(D) Civil Works:- All civil works including PCC plat form and related to foundations including of panel and equipments including making good the existing structure of distribed during installation and commissioning of genset. The depth of the foundation shall be minium 300mm with anti vibration pads or as recommended by the manufacturer. Note: - The contractor shall arrange for artificial load for testing for final testing of DG set at site and the cost is deemed to be included in quoted rate. |
