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| Sl. No. | Item Description |
| 1 | Supply, install, testing and commissioning of silent Diesel Engine Generating set factory assembled, floor mounted 415 volts, 3 phase, 4 wire engine as per IS: 10001/10002 and alternator as per IS: 13364 of capacity 160 KVA at site complete with relay panel for automatic starting on mains failure, control panel having meters, sound proof canopyas perCPCB IV+ norms etc. including neccessary foundation & plinth work of DG set all accessories as per manufactures standard and as per the details given below:AC Generator should be suitable for ambient conditions at Suratgarh and confirming to IS. Note: The capacity of generator set shall be net after all derating factor as per relavent IS design. |
| 2 | (a) Alternator: Synchronous alternator for continuousopeartion at 1500 RPM generating 415 volt at 0.8 PF suitable for 50 hz, three phase 4 wire system. The alternator shall be brushless, single bearing, self excited & self regulated with an AVR.The alternator will be suiatble for tropical climate and shall generally conform to IS: 4722. The salient faetures of the alternators are :(i) +- 1% voltage regulation (max) in static conditions. (ii) IP 23 protection with H insulation (iii) Permanent lubricating bearing (iv) Permissible overload 10% for one hour in 12 hours of operation.(b) Diesel Engine: Having adequate capacity for 160 KVA alternator, BHP not less than capacity for 160 KVA alternator, water cooled to drive alternator with cold starting with an over load capacity of 10% for one hour in any 12 hours continuous running complete with all standard accessories all as specfied. supply forstarting system or as recommended by manufacturer, Maintanance free battery with initial charging, residential type exhaust silencer complete with exhaust pipe, hour meter, water temp gauge, oil pressure gauge, Fuel tank with capacity for full load non-stop 8 hrs running. |
| 3 | (c) Sound proof Canopy All as per stipulated in CPCB IV norms & the Govt of India.(d) AMF Panel: Supply, install, testing and commissioning of AMF Panel outdoor type, cubical body, dust and vermin proof made up of CRCA sheet 3 mm thick painted with two coats of synthetic enamelled paint over a coat of red oxide primer confirming to IP 55 with front and rear opening with louvers and mounted on floor with PCC pedastal pillars with a clearence of atleast 0.3 m above ground level with glands sockets etc with provision of cable entry from bottom all pre wired and connected complete with following accessories:-(i) AMF Controller (ii) Power Contactor heavy duty suitable for generator and mains (iii) Over load relay for Genset (iv) Suitable rating isolating switch MCCB for both DG & main |
| 4 | Specification.Air intake system : (i) Air intake manifold (ii) Dry type air cleaner (iii) Vacuum Indicator Exhaust System (i) Expansion below (ii) Exhaust manifoldCooling system (For Air cooled) :(i) Blower fan in built engine (ii) Exhaust fan For Water cooled (i) Engine water pump (ii) Coolant (iii) Radiator with pusher type fan Lubricating System (i) Lube Oil cooler (ii) Lube oil Filter \"Spin-on\" type Fuel System (1) Filter \"Spin-on\" type (ii) 12/24 V DC solenoid coil (iii) Inline fuel injection pump and fuel feed pump Starting System (i) 12/24 Volt starter (ii) 12/24 volt DC solenoid coil (iii) 12/24 Volt DC Battery charging Alternator Instrument Panel (1) Start/Stop Push Buttom (ii) Lube oil pressure indication (iii) water temperature indication (iv) RPM indication (v) Engine running hour indication (vi) Low lube oli trip indication (vii) High Engine temperature trip indication (viii) Battery Charging Indication (ix) Over/under Speed trip indication (x) Low Fuel level indication (xi) Over load trip Indication Safety Controls: (i) Low lube oil pressure trip (ii) High Engine temp trip (iii) Low fuel level trip (iv) Overload trip (v) Over /under speed trip |
| 5 | Note:-(i) The engine of DG set shall be suitably designed to give output of 160 KVA including 10% overload.(ii) The quoted rate for DG set shall be inclusive of PCC foundation The foundation for DG set shall be made of PCC as per OEM recommendations. The size of platform shall be as per manfacturers recommendations complete all as specified and directed.(iii) DG set shall be comosite type with control panel, primer mover alternator and allied accesories in one enclosure. |
| 6 | All as per above but of capacity 82.5 KVA |
| 7 | Supply, laying, jointing and testingLT underground cables 1100 volts grade, PVC insulated XLPE and PVC sheathed, heavyduty armoured, with multistranded aluminium conductors, IS-1554 marked, laid in trenches / ducts / fixed on poles / walls / laid under roads / paths / drain / culverts orencased in GI pipe complete of size 150 Sqmm 3.5 core. |
| 8 | Supply, laying, jointing and testingLT underground cables 1100 volts grade, PVC insulated XLPE and PVC sheathed, heavyduty armoured, with multistranded aluminium conductors, IS-1554 marked, laid in trenches / ducts / fixed on poles / walls / laid under roads / paths / drain / culverts orencased in GI pipe complete of size 70 Sqmm 3.5 core. |
| 9 | Material & labour for earthing with Galvanised Steel earth plate electrode 60cmx 60cm x 6mm thick buried directly in ground vertically at a depth not less than 2.25metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground level, earth plate surrounded from all sides by 15cm thick packed layer ofcharcoal dust and common salt filling in alternate layers and electrode connections by usingGalvanised Iron strip of 32×6mmas earthing lead(upto the body ofthe equipment) by means ofbolts, nuts, check nuts and washers made of galvanised iron and thimbles and protected by light grade 40mm diaGI pipe connected up to main DB/LT Panel /Test pointand GI pipe medium grade 20mm bore for watering and including funnel , wire mesh , RCC pit cover and PCC chamber pit with PCC (1:3:6)type C-2 using 40mm graded stone aggregate, including excavation and earth work in any type ofsoil , returning , filling in approved soil and disposal of surplus soil to a distance not exceeding 50m all as specified and shown in electrical plate No 3 ofSSR 1991(Part-I)complete all as specified and directed. |
| 10 | Dismantling,taking down and shifting old central AC plants of capacity 3 x 24 TR of any type & model existing in ATC bldg at technical areacomprising compressors, compressor motors, condenser pumps, cooling tower, FCUs & their pipes lines, panel board with control switches, condenser water pipelines, control cables etc. and all connected items including demolition of foundation, rested GI ducts and making good the surface for installation of new AC plant in positionincluding shifting / removing retreived materials from site and deposit toMES store all as directed by Engr-in-charge. |
| 11 | WATER COOLED CHILLER MACHINE AT ATC Bldg: Design, Supply, Installation, testing & Commissioning of Factory designed and prefabricated vapour compression refrigeration water cooled scroll chiller units having working capacity not less than 52 TR having26 TR each x 03 Nos or nearby abovewithmultiple semihermetic scroll type compressor of OEM make with microprocessor control. The Units hall have compressor mounting arrangement on rubber Grommets with metal sleeves. Water cooled shell & tube type condenser.Thermo static expansion valve with Extl. Equalizer. The unit shall be factory assembled duly tested, have filter dryer, pressure switchi.e. HP/LP, Electronic Thermostat Flow switch at chiller, Integral Refrigerant Piping & wiring, Accessories as required and called for, automatic and safety control mounted in central console Electronic microprocessor with soft starter panel cotrol over loaded protector including initial charge of Refrigerant and compressor oil comprising of following accessories / facilities: |
| 12 | Note : (i) Contractor shall design complete layout plan of AC plant, volume of room & eqpt load,and user data given.Capacity mentioned in item is minimum. Contractor shall have liberty to provide next higher size of plant as per standard size available in market without any extra cost. (ii) Efficiency of scroll chiller package shall comply with ECBC norms. (iii) Contractor shall submit manufacturer certificate indicating power consumption.(iv) contractor shall submit make & model number of machine before giving order for approval of GE. (v)Contractor shall also responsible for arrangement of all phase I & phase II test as specified in PS clause.Scope of Work: (a) Set of Scroll type compressor hermetic complete with suitable capacity squirrel cage induction motor with class \"F\" insulation suitable for operatin on 415+10% volts, 50Hz, A.C. supply and automatic capacity control, safety switches, forced feed lubrication system etc. as per specifications.(b) Control panel for Close transition type automatic star-delta starter suitable for compressor motor complete with ammeter with CTs, overload protection, under voltage protection, protection against phase reversal & independent single phase preventors etc. complete as required. |
| 13 | (c) 1 Set - Lubrication device consisting of automatic electric oil pump, oil cooler, oil strainer, automatic pressure regulating valve, oil heater, oil heater thermal switch etc. as per specifications. (d) 1 Set. - Matching Water Cooled condenser having Copper tube with Mechanically bonded aluminium fins. (e) 1 No. -(f) 1 Lot- Refrigerant piping fittings, valves and accessories to interconnect compressor, condenser, chiller and expansion valve.(g) 1 Set- Microprocessor based control panel complete with all safeties, controls and LCD display as per specifications. (h) 1 Lot- Refrigerant line accessories comprising of safety valves, angle valve, liquid line indications.(j) Lot- Water flow switches at inlet and outlet of chiller. Water drain and air purge valves whenever required. |
| 14 | (k) Lot- Suction line and chiller insulation with minimum 19mm thick poly vinyl nitril rubber insulation complete as required.(l) Lot- Frame work for mounting the above condenser, chiller compressor and motor with base plate complete with anti vibration pads/springs.(m) Lot- Initial / first charge of refrigerant gas and compressor oil.(n) 1 No. Chilled water flow meter of suitable size and capacity (o) Lot - PCC cement concrete foundation for the Chiller unit as per manufacturer instructions and all as directed by Engineer-in-Charge/GE . (2 W + 1 S) |
| 15 | Protection & Mode of operation:(i) Auto/Manual (ii) Single Phasing Protection (iii) Compressor Restart Protection (iv) 10- Sec Time Delay between System (v) Short Circuit Protection 5°C - Anti Freeze Protection (vi) Display on Micro control indicating compressor ON/OFF (vii) Crankcase Heater ON/Off, Entering/Leaving water Temp.Refrigerant: (viii) Refrigerant charged with no Ozone depleting potential and energy efficient refrigerant such as R-410a/R-407C. (ix) Actual capacity as per Ambient condition. (x) Scroll Chiller Unit shall be suitable for 400 V±10%, 50 C/S, 3 Phase AC Supply.Chiller (xi) Chilled water Inlet Temp. 12˚ C (approx) (xii) Chilled water outlet Temp. 7˚ C, (approx) (xiii) Chilled water flow rate: 2.5 to 3 USGPM / TR (xiv) Fouling Factor: 0.0002 m².K/W.Condenser (xv) Condenser water Inlet Temp. 32.5˚C (xvi) Condenser water outlet Temp. 37.5˚ C, (xvii) Condenser water flow rate: 2.5 to 3.5 USGPM / TR. |
| 16 | FCU : Supply, install,commissioning and testing of Room Fan Coil Unit of 3 TR/ 1200 CFMin horizontal ceiling suspended suitable for indoor installation having 20 G pre coated GI with 4 rows deep cooling coil 3/8 \" construction incl 12 mm thick pre filter with single phase motor with double shaft, 2 pipe system , electric heating element with capacity not less than 4.5 KW , supply air plenum box and filter, thermostate , cooling with capacity not less than 3 TR , suitable control valves including all necessary control & instrumentation complete all as specified and as directed as per site requirement.Note :- Drain connection,stainless steel (SS304Grade) insulated drain pan made out of sandwich type with thermocole insulation and with necessary GI pipe for drain out the condensate to the open drain of the building. |
| 17 | CONDENSER WATER PUMPSET : Supply, Installation & commissioning centrifugal monoblock pumpset suitable capacity not less than 03 HP for condensing unit for water cooled chiller unit 52 TR @ standard flow rate to maintain desired tempall as peritem no 2 above (1 working+1standby) factory assembled & tested for rated efficiency complete with motor & common base frame, coupling guard etc.for re-circulation of condensed water from cooling tower to condenser for the air conditioning system. The pumps shall be suitable for operation on 415±10%Volts, 50Hz, 3Phase AC power supply all as specified and directed by Engineer-in-charge.The pump characteristic of centrifugal pump set shall be as follows:(a). Minimum Water flow rate - 450 LPM (approx) (b).Head18-20 M (c). Impeller - Bronze Note: Each pump set & connected Items shall be measured as one unit/job Scope of work:(a) 1 No.- mono block type pump(b)1No.-Suitable HPTEFC squirrel cage induction motor with class \"F\" insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply.(c) Lot- Mounting frame with Anti vibration pads.(d) Lot-PCC cement concrete foundation for the pump unit as per manufacturer\"s instruction all as directed by Engineer-in-Charge. |
| 18 | CHILLED WATER PUMP SET : Supply, Installation & commissioning centrifugal monoblock pumpset suitable capacity not less than 5 HP for chilled water system for water cooled chiller unit 52 TR or higher capacity @ standard flow rate to maintain desired tempall as suitable for item no 2 above (1working+1standby), factory assembled & tested for rated efficiency complete with motor & common base frame, coupling guard, cladded insulation etc. for re-circulation of chilled water for the airconditioning system. The pump shall be suitable for operationon 415±10%Volts, 50Hz, 3 Phase AC power supply complete all as specified and directed by Engineer-in-charge. Make:-KSB/Crompton Graves/ Beacon/ Kirlosker. The pump characteristic of centrifugal pump set shall be as follows: (a). Minimum Water flow rate - 510 lpm (approx)(b). Static Head - 18-24 M( Approx) (c). Impeller - Bronze.Note: Each pump set & connected Items shall be measured as one unit/job . |
| 19 | Scope of work:(a) 1 No.- mono block type pump (b) 1 No.- Suitable HP TEFC squirrel cage induction motor with class \"F\" insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply(c) Lot- Mounting frame with Anti vibration pads.(d)Lot-PCC cement concrete foundation for the pump unit as per manufacturer\"s instruction all as directed by Engineer-in-Charge/GE(1 working simultaneously & 1 standby---Each of 100% capacity)(e) 1Lot-insulation of pump of 13 mm thick with aluminium foil faced closed cell chemically crossed linked XPE foam material.Note for item no 9 & 10:The given head and discharge of the condenser and chiller pumps are approximate and may vary as per the final approved chiller unit as per site requirement. |
| 20 | COOLING TOWER: Supply, Installation, testing and commissioning of FRP cooling tower of capacity not less than 80 TRheat rejection capacity with FRP water basin PVC fillings with integral louver sand drift eliminators complete with hot water basin either fitted with spray nozzles or having self rotating sprinklers, statically & dynamically balanced axial flow type fan direct driven or driven through reduction gear box with TEFC induction motor, suction screen, make up quick filling arrangement, overflow and drain connections with necessary valve sand suitable inspection ladder, access arrangement for cooling lower interior, installed on MS girders (MS-Isections) fixed in masonry foundations with cement concrete footing, second class brick work and cement mortor 1:6; all accessories, basin fittings, fan, fan motor suitable for 415 Volt supporting structure, anti vibration mountings etc. complete and 50HZ power supply having isolator panel with MCB at cooling tower and with following technical data.(a) Water flow/tower 184.0 USGPM (minimum) (b) Inlet Water Temp. 97 °F(c) Out let water Temp. 90 ˚F.Note: Old foundation for existing cooling tower to be demolished and new foundation to be made as per the OEM recommendation and EIC direction, rate for the same shall be included in quoted rate. |
| 21 | ATC AC Plant LT PANEL:Design, fabrication, supply, installation, testing and commissioning of the following Indoor type LT panel suitable to be mounted on the floor/cable duct/wall as per site requirement using M.S channel frame work, with cable entry from bottom/top as per drawing coordination by EIC with removable gland plates with required knock-outs for incoming and outgoing cables. Panel shall be fabricated out of CRCA sheet 2mm thick steel folded and braced as necessary to provide a rigid support for all components, totally enclosed and degree of protection shall not be less than IP-54, multi-tier cubicle type formation with front hinged lockable door for the individual feeders/compartments, preparation of surface and treatment by seven tank process, powder coated with approved colour for notless than 50 microns and all doors and covers shall be fully gasket using good quality EPDM gasket and/or rubber strips, and to provide good quality locking arrangement, durable door opening & closing mechanism, copper busbar for three phases and neutral, busbar insulators, heat shrink able PVC sleeves etc.., with necessary inter connections as specified in Technical specifications for electrical & mechanical works, including comprising of following switch gear and accessories complete in all respects. |
| 22 | INCOMING (a) MCCB Four pole- 250A, 415V, 25KA breaking capacity overload and short circuit release including door interlocking device, front operating handle, ON and OFF indication of LED module etc. Complete in all respects-1 No (b) 400 Amp Copper busbars for phase and neutral with busbar insulators, heat shrinkable PVC sleeves etc. complete. (c) Multifunction meter (MFM/MDM) suitable for 3ph, 4wire, complete in all respect -01 No (d) LED type indication lamps digital voltmeter with selector switches individual digital Amp meter with switches CTs with selector switches-01 Set. (e) 200/5A current transformers of class 0.5 and suitable VA burden for metering-01 Set. (f) RYB indicating lamps of LED module with toggle switches-01 Set. (g) 2A, 230V, SP MCB\"s for the protection of measuring instrument and control wiring-1 Set include interlocking wiring with main panel.OUTGOING (a) For chillar units :-(i) 63Amp. 16KA, 415V MCCB - 03 Nos, (ii)TPN 40 Amps -05 Nos for condenser pump (02 Nos ) , chillar water pump ( 02 Nos) & CT motor (01 No)with suitable starters suitable for motor rating, AC 3 duty 415V, 50Hz, 3 Phase motor, Voltage and Amp meter with suitable rating CTs, ON/OFF switch complete all as specified and directed.(iii) The starter shall be with single phase prevention and electronic timer, with sufficient auxiliary contacts for remote ON/OFF indicationl amps, bi-metallic thermal overload relay of suitable size current rating, ON/OFF push buttons suitably wired and interconnected with 4.0Sq.mm single stranded core and PVC copper wire, etc, complete in all respects. (b) Forcontrolling ofFCUs including Heaters (inbuilt with FCUs) (16 Nos)TPN 40 Amp - 06 Nos, MCB 20 Amps SPN - 16 Nos ( FCUs) ,tonggle switches for FCUs & heater for separate operation - 32 Nos and Contactors 20 Amp -16Nosfor heaterswith suitable size wiring and ON/OFF switch ( Separately for Heater & FCUs)complete all as specified and directed. |
| 23 | Dismantling,taking down and shifting old central AC plants of capacity 3 x 17 TR of any type & model existing in SESbldg at technical areacomprising package units, condenser pumps, cooling tower, panel board with control switches, condenser water pipelines, control cables etc. and all connected items including demolition of foundation, rested GI ducts and making good the surface for installation of new AC plant in positionincluding shifting / removing retreived materials from site and deposit toMES store all as directed by Engr-in-charge. |
| 24 | WATER COOLED PACKAGE UNITS AT SES BLDG :Design,Supply, Installation, testing and commissioning of water Cooled Package Unitshaving working capacity not less than 33 TR having16.5/17 TR each x 03 Nos or nearby above with scroll type compressor, Cond. etc Microprocessor based control panel for operation on refrigerant R-410a/R-407 C complete with 1st charge of refrigerant gas & oil including PCC Foundation for PAC units complete. |
| 25 | Supply & Fixing of supply air Grill / diffusers made of aluminium section powder coated with Volume Control damper complete all as per site requirement |
| 26 | Supply & Fixing of return air Grill / diffusers made of aluminium section powder coated without Volume Control damper completeall as per site requirement |
| 27 | Supply & Fixing of fresh air grill with damper made of Gl sheet 18 G complete with bird screen completeall as per site requirement |
| 28 | Supply & Fixing Heavy duty Flexible canvas Connection for AHU\"s/package units to duct including, stitching, fixing zib superior quality, include GI strip, MS clamps, nuts & bolts complete all as specified and directed by Engineer-in-charge. |
| 29 | CONDENSER WATER PUMPSET : Supply, Installation & commissioning centrifugal monoblock pumpset suitable capacity not less than 03 HP for condensing unit for water cooled Package unit 34 TR @ standard flow rate to maintain desired tempall as perworking TR capacity of plant (1 working+1standby) factory assembled & tested for rated efficiency complete with motor & common base frame, coupling guard etc.for re-circulation of condensed water from cooling tower to condenser for the air conditioning system. The pumps shall be suitable for operation on 415±10%Volts, 50Hz, 3Phase AC power supply all as specified and directed by Engineer-in-charge.The pump characteristic of centrifugal pump set shall be as follows:(a). Min Water flow rate - 450 LPM (approx) (b).Head - 18-24 M (c). Impeller - Bronze Note: Each pump set & connected Items shall be measured as one unit/job Scope of work:(a) 1 No.- mono block type pump(b)1No.-Suitable HPTEFC squirrel cage induction motor with class \"F\" insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply.(c) Lot- Mounting frame with Anti vibration pads.(d) Lot-PCC cement concrete foundation for the pump unit as per manufacturer\"s instruction all as directed by Engineer-in-Charge Note :The given head and discharge of the condenser is approximate and may vary as per the final approved chiller unit as per site requirement. |
| 30 | COOLING TOWER: Supply, Installation, testing and commissioning of FRP cooling tower of capacity not less than 60 TRheat rejection capacity with FRP water basin PVC fillings with integral louver sand drift eliminators complete with hot water basin either fitted with spray nozzle s or having self rotating sprinklers, statically & dynamically balanced axia flow type fan direct driven or driven through reduction gear box with TEFC induction motor, suction screen, make up quick filling arrangement, overflow and drain connections with necessary valve sand suitable inspection ladder, access arrangement for cooling lower interior, installed on MS girders (MS-Isections) fixed inmasonry foundations with cement concrete footing, second class brick work and cement mortor 1:6; all accessories, basin fittings, fan, fan motor suitable for 415 Volt supporting structure, anti vibration mountings etc. complete and 50HZ power supply having isolator panel with MCB at cooling tower and with following technical data.(a) Water flow/tower 184.0 USGPM (minimum) (b) Inlet Water Temp. 97 °F(c) Out let water Temp. 90 ˚F.Note: Old foundation for existing cooling tower to be demolished and new foundation to be made as per the OEM recommendation and EIC direction, rate for the same shall be included in quoted rate. |
| 31 | Supply and installation of thermal insulation with PUF/foam material thickness not less than 25 mm onplant room walls complete all as required at site. ( Loc PMS & SES Plant Rooms) |
| 32 | AC Plant LT PANEL ( PMS) :Design, fabrication, supply, installation, testing and commissioning of the following Indoor type LT panel suitable to be mounted on the floor/cable duct/wall as per site requirement using M.S channel frame work, with cable entry from bottom/top as per drawing coordination by EIC with removable gland plates with required knock-outs for incoming and outgoing cables. Panel shall be fabricated out of CRCA sheet 2mm thick steel folded and braced as necessary to provide a rigid support for all components, totally enclosed and degree of protection shall not be less than IP-54, multi-tier cubicle type formation with front hinged lockable door for the individual feeders/compartments, preparation of surface and treatment by seven tank process, powder coated with approved colour for notless than 50 microns and all doors and covers shall be fully gasket using good quality EPDM gasket and/or rubber strips, and to provide good quality locking arrangement, durable door opening & closing mechanism, copper busbar for three phases and neutral, busbar insulators, heat shrink able PVC sleeves etc.., with necessary inter connections as specified in Technical specifications for electrical & mechanical works, including comprising of following switch gear and accessories complete in all respects. |
| 33 | INCOMING (a) MCCB Four pole-160 A, 415V, 25KA breaking capacity overload and short circuit release including door interlocking device, front operating handle, ON and OFF indication of LED module etc. Complete in all respects-1 No (b) 250Amp Copper busbars for phase and neutral with busbar insulators, heat shrinkable PVC sleeves etc. complete. (c) Multifunction meter (MFM/MDM) suitable for 3ph, 4wire, complete in all respect -01 No (d) LED type indication lamps digital voltmeter with selector switches individual digital Amp meter with switches CTs with selector switches-01 Set. (e) 100/5A current transformers of class 0.5 and suitable VA burden for metering-01 Set. (f) RYB indicating lamps of LED module with toggle switches-01 Set. (g) 2A, 230V, SP MCB\"s for the protection of measuring instrument and control wiring-1 Set include interlocking wiring with main panel.OUTGOING (a) For package units :-(i) 63Amp. 16KA, 415V MCCB - 03 Nos, (ii)TPN 40 Amps - 03 Nos for condenser pump & CT motor with suitable starters suitable for motor rating, AC 3 duty 415V, 50Hz, 3 Phase motor, Voltage and Amp meter with suitable rating CTs, ON/OFF switch complete all as specified and directed.(ii) The starter shall be with single phase prevention and electronic timer, with sufficient auxiliary contacts for remote ON/OFF indicationl amps, bi-metallic thermal overload relay of suitable size current rating, ON/OFF push buttons (iii) Contactor 50-60 Amp -01 No for Heatersuitably wired and inter connected with 4.0Sq.mm single core stranded and PVC copper wire, etc, complete in all respects. |
| 34 | Dismantling,taking down and shifting old central AC plants of capacity 3 x 6.5 TR of any type & model existing in PMSbldg at technical areacomprising compressors, compressor motors, condenser pumps, cooling tower, AHU, panel board with control switches, condenser water pipelines, control cables etc. and all connected items including demolition of foundation, rested GI ducts and making good the surface for installation of new AC plant in positionincluding shifting / removing retreived materials from site and deposit toMES store all as directed by Engr-in-charge. |
| 35 | WATER COOLED PACKAGE UNITS AT PMS BLDG: Design,Supply, Installation, testing and commissioning of water Cooled Package Unitshaving working capacity not less than 22 TR having11 TR each x 03 Nos or nearby above with scroll type compressor, Cond. etc Microprocessor based control panel for operation on refrigerant R-410a/R-407 C complete with 1st charge of refrigerant gas & oil including PCC Foundation for PAC units complete. |
| 36 | CONDENSER WATER PUMPSET : Supply, Installation & commissioning centrifugal monoblock pumpset suitable capacity not less than 03 HP for condensing unit for water cooled package unit 22 TR @ standard flow rate to maintain desired tempall as perworking TR capacity of plant(1 working+1standby) factory assembled & tested for rated efficiency complete with motor & common base frame, coupling guard etc.for re-circulation of condensed water from cooling tower to condenser for the air conditioning system. The pumps shall be suitable for operation on 415±10%Volts, 50Hz, 3Phase AC power supply all as specified and directed by Engineer-in-charge. The pump characteristic of centrifugal pump set shall be as follows:(a). Min Water flow rate - 450 LPM (approx) (b). Head - 18-24 M (c). Impeller - Bronze Note: Each pump set & connected Items shall be measured as one unit/job Scope of work:(a) 1 No.- mono block type pump(b)1No.-Suitable HPTEFC squirrel cage induction motor with class \"F\" insulation 2900 rpm synchronous speed, operating on 415+ 10% volts, 3 phase, 50 Hz A.C. supply.(c) Lot- Mounting frame with Anti vibration pads.(d) Lot-PCC cement concrete foundation for the pump unit as per manufacturer\"s instruction all as directed by Engineer-in-Charge/GE |
| 37 | COOLING TOWER: Supply, Installation, testing and commissioning of FRP cooling tower of capacity not less than40 TR (not less than 150 % of full load capacity) heat rejection capacity with FRP water basin PVC fillings with integral louver sand drifteliminators complete with hot water basin either fitted witspray nozzles or having self rotating sprinklers, statically & dynamically balanced axia flow type fan direct driven or driven through reduction gear box with TEFC induction motor, suction screen, make up quick filling arrangement, overflow and drain connections with necessary valve sand suitable inspection ladder, access arrangement for cooling lower interior, installed on MS girders (MS-Isections) fixed inmasonry foundations with cement concrete footing, second class brick work and cement mortor 1:6; all accessories, basin fittings, fan, fan motor suitable for 415 Volt supporting structure, anti vibration mountings etc. complete and 50HZ power supply having isolator panel with MCB at cooling tower and with following technical data.(a) Water flow/tower 184.0 USGPM (minimum) (b) Inlet Water Temp. 97 °F(c) Out let water Temp. 90 ˚F.Note: Old foundation for existing cooling tower to be demolished and new foundation to be made as per the OEM recommendation and EIC direction, rate for the same shall be included in quoted rate. |
| 38 | Supply and fixing of heater bank 03 Nos of 3KW/each for winter heating ( PMS & SES) complete all as specified and directed by Engineer in charge Note: Rate is inclusive for thermostat, contactor & control wiring from LT panel to heater bank for auto function. |
| 39 | SA / RA DUCTING: Supply, fabricate and fixing 20 Gauge GI duct of suitable size fabricated at site to match with the existing system with GI/PGI sheet of grade 120 class VII confirming to IS:655 ducting confirming to SMACNA standards air distribution system comprising of supply air ducts necessary support to duct will be provided using 25 x 25 x 4mm angle iron or frame duly welded and will be fixed at site as per standard engineering practice for centrral air conditioning of building includig inter connectors as required from AHU units to the space to be air-conditioned with suitables upporting arrangements of suitable thickness including necessary supports, hangers, fasteners, nuts-bolts, gaskets, splitter, vanes etc and making good the disturbed surface with finished to match with the existing surfaces, complete all as specified and directed by Engineer-incharge. |
| 40 | M&L for duct insulation with resin bonded fibre glass wool roll of density 24 kg/Cum, with factory laminated aluminium vapour barrier, thickness ofinsulation is 25 mmandincluding the following:- ®(a) M&L for cleaning the ductsurface (to be insulated ) by scrapping carefully with wire brush etc. to make the surface completely free of millscale, dirt, dust, grease and other foreign materials, taking special care so that all duct joints are sealed against any leakage. (b) M&L for applying rubber based adhesive CPRX compound. (c) M&L for sealing of all longitudinal joints and circular overlaps with and including Aluminium foil tape 50 mm wide,to make the insulation leakproof. (d) M & L for securing the insulation with and including mechanically fastened nylon/ steel straps of size 12 mm/50 mm at maximum intervals of 1.2 mtr. |
| 41 | Supply and fixing of digital temp & humidity display system showing ambient temp, room temp and RH and necessary control wiring and sensor include Thermostat complete all as specified and directed by Engineer-in-charge |
| 42 | PIPING FOR CONDENSED WATER :Supply, laying, testing and commissioning of M S Pipes class \"C\" confirming to IS : 1239/3589 heavy grade of size 100 mm bore with all fittings laid in floors or fixed to walls and ceilings etc of sizes for condenser water pipes line with complete fittings such as bends, tees, elbows, reducers, flanges, anchor, fasterners, thrust blocks, wooden blocks, special fittings, suspension hangers with suitable supportsetc. including painting with synthetic enamel paint with approved colour code complete all as specified and directed. |
| 43 | As per Ser item No 31 but size 80 mm dia complete all as specified and directed by Engineer-in-charge. |
| 44 | As per Ser item No 31 but size 50 mm dia complete all as specified and directed by Engineer-in-charge. |
| 45 | PIPING FOR CHILLED WATER:Supply, laying/fixing, testing and commissioning the following nominal sizes of chilled plumbing pipes MS‘C’CLASS as per IS:1239, inside the building (with necessary clamps, vibration isolators and fitting like flanges, union etc. but excluding valves, strainers, gauges etc.) cut to required lengths and welded at joints and inclusive of accessories like elbows, tees, reducers, sockets etc of size 80 mmdia complete with and including insulationwith PUF slab 40 mm thick with including applying bituminous compound and GI cladding with 26 gauge GI sheet complete all as specified and repairing damage to building etc. and conforming to the specified specificationcomplete all as specified and as directed by Engineer-in-Charge. |
| 46 | All as per Item No 34.00 above but size 100 mm dia with insulation40 mm thick complete all as specifiedand as directed by Engineer-in-Charge.. |
| 47 | All as per Item No 34.00 above but size 50 mm dia with insulation30mm thick complete all as specifiedand as directed by Engineer-in-Charge.. |
| 48 | Supply and laying of water piping with GI pipe heavy grade 25mm dia and necessary fittinglike elbows, tees,reducers etc complete all as specified and directed. |
| 49 | CONTROL VALVES: Supply and fixing of Cast Iron flanged Balancing Valves with pressure test cocksonly in EN-3 Stem EN-3 discand EPDM sealing Disc with PN-10 complete all as specified and directed of size 80 mm dia. |
| 50 | Supply and fixing of Butterfly valves Cast Iron body, Wafer type integrally moulded close end body construction with Hand liver operated and rating of PN-10 of size 100mm bore complete all as specified and directed. |
| 51 | Supply and fixing of Butterfly valves Cast Iron body, Wafer type integrally moulded close end body construction with Hand liver operated and rating of PN-10 of size 80 mm bore complete all as specified and directed. |
| 52 | Supply and fixing of Butterfly valves Cast Iron body, Wafer type integrally moulded close end body construction with Hand liver operated and rating of PN-10 of size 50 mm bore complete all as specified and directed . |
| 53 | Supply and fixing of Dual Plate Check Valves Cast Iron body (NRV) & Rating of PN-10 complete all as specified and directed of 80 mm dia size. |
| 54 | Supply, installation, testing and commissioning of cast iron \"Y\" strainer in chilled water & condenser water plumbing and adequately supported as per specifications of size 80 mm. |
| 55 | Supply, installation, testing and commissioning of cast iron \"Y\" strainer in chilled water & condenser water plumbing and adequately supported as per specifications of size 100 mm. |
| 56 | Supply and fixing of Ball valves/purge Valve of size 25mm dia with insulation complete all as specified and directed. |
| 57 | Supply and fixing water flow switches complete all as specified and as directed by Engineer-in-charge. |
| 58 | Supply and fixing of size 80/100 mm Pressure Gauges 0 to 14 Kgs of Burden Type, stainless steel or CP brasss tem complete with Globe valves confirming to IS-3624 complete all as specified and directed. |
| 59 | Supply and fixing of Bimetal Dial type temperature Gauge ofsuitable range with adjustable stem complete all as specified and as directed. |
| 60 | Electrical Cables : Supply and fixing of FRLScopper cable of size 6 sqmm 2 core superior quality 1100 volt grade ( For FCUs Heating Element) , laying over GI slotted cable tray including necessary supports and frame work complete all as specified and directed by Engineer-in-charge. |
| 61 | Supply and fixing of FRLScopper cable of siz size 1.5 Sqmm 2 core1100 volt gradecomplete all as specified and directed by Engineer-in-charge. |
| 62 | Supply and fixing of FRLScopper cable of size 4 sqmm 2 core superior quality 1100 volt grade ( For FCUs), laying over GI slotted cable tray including necessary supports and frame work complete all as specified and directed by Engineer-in-charge. |
| 63 | Supply and fixing control cable PVC insulated PVC sheathed stranded copper conductor of size 10 Sq mm 3 core 1100 volt grade (For pumps& Cooling towers) complete all as specified and directed by Engineer-in-charge. |
| 64 | Supply, laying, jointing and testingLT underground cables 1100 volts grade, PVC insulated XLPE and PVC sheathed, heavyduty armoured, with multistranded aluminium conductors, IS-1554 marked, laid in trenches / ducts / fixed on poles / walls / laid under roads / paths / drain / culverts orencased in GI pipe complete of size 35 Sqmm 3.5 core. |
| 65 | Supply and fixing of stainless steel slotted cable tray 50mm high in 16 SWG. 100 mmwidth including necessary supports and frame work complete all as specified and as directed by Engineer-in-charge. |
| 66 | Supply and fixing of stainless steel slotted cable tray 50 mm high in 16 SWG. 150mm width including necessary supports and frame work complete all as specified and as directed by Engineer-in-charge. |
| 67 | Material and labour earthing complete with Galvanized steel earth electrode 600x600x6mm thick buried directly in ground (earth pit not less than 2.25 Mtr deep below normal ground level) with top edge of earth electrode not less then 1.5Mtr below normal ground level connected to GI strip of size 25x4mm as earth lead by means of bolts, check nuts and washers of galvanized iron or steel connected to earth test point including earth strip from earth electrode to test point, GI pipe 40mm dialight grade as protection pipe and 20mm dia GI pipe light grade for watering pipe of required length including charcoaldust, commonsalt, excavation and earthwork earth pit with PCC1:3:6 type CI (using 20mm graded stone aggregate, pre cast RCC cover 40mm thickness reinforced with 3Nos TMT bars 8mm dia bothways, funnel with wiremesh, testing and rest asshownin electrical plate No-3 of SSR-I including complete all as specified and directed. Note: Earthing strip and protection pipe upto 7.5 meter length shall be deemed to be included in the quoted unit rate. Earthing strip beyond 7.5 meter shall be measured and paid separately. |
| 68 | Material and labour for earth continuity conductor or main earthing lead of size 25mmx4mm thick GI strip fixed to wall on batten or recessor chasesr burieding round or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. complete all as specified and directed. |
| 69 | Supply and fixing of 5000 Ltr PVC Make Up tank three layer, white, including overflow Valve, float Valve and connection complete all as specified and directed.Note: Old foundation for existing water tank to be demolished and new foundation to be made as per the OEM recommendation and EIC direction, rate for the same shall be included in quoted rate. |
| 70 | Supply and fixingof PVC Expansion water tank for chilled water make up water 500 ltrs. The Tank duly insulated with 50 mm thick fire retarding quality expanded polysterene of density 20 Kg/Cum and finished with sand cement plaster over chicken wire mesh and painted with 2 coats of primer and 2 coats of synthetic enamel paint of approved shade. Note: Quoted unit rate shall be included cost of make up tank,foundation if needed, thermal insulations, over flow valve, float valve and outlet GI pipe complete.GI pipe required for making inlet connection of tank shall be measured and paid separately under respective item. |
| 71 | AC Plant LT PANEL ( SES) :Design, fabrication, supply, installation, testing and commissioning of the following Indoor type LT panel suitable to be mounted on the floor/cable duct/wall as per site requirement using M.S channel frame work, with cable entry from bottom/top as per drawing coordination by EIC with removable gland plates with required knock-outs for incoming and outgoing cables. Panel shall be fabricated out of CRCA sheet 2mm thick steel folded and braced as necessary to provide a rigid support for all components, totally enclosed and degree of protection shall not be less than IP-54, multi-tier cubicle type formation with front hinged lockable door for the individual feeders/compartments, preparation of surface and treatment by seven tank process, powder coated with approved colour for notless than 50 microns and all doors and covers shall be fully gasket using good quality EPDM gasket and/or rubber strips, and to provide good quality locking arrangement, durable door opening & closing mechanism, copper busbar for three phases and neutral, busbar insulators, heat shrink able PVC sleeves etc.., with necessary inter connections as specified in Technical specifications for electrical & mechanical works, including comprising of following switch gear and accessories complete in all respects. |
| 72 | INCOMING (a) MCCB Four pole-200 A, 415V, 25KA breaking capacity overload and short circuit release including door interlocking device, front operating handle, ON and OFF indication of LED module etc. Complete in all respects-1 No (b) 250Amp Copper busbars for phase and neutral with busbar insulators, heat shrinkable PVC sleeves etc. complete. (c) Multifunction meter (MFM/MDM) suitable for 3ph, 4wire, complete in all respect -01 No (d) LED type indication lamps digital voltmeter with selector switches individual digital Amp meter with switches CTs with selector switches-01 Set. (e) 100/5A current transformers of class 0.5 and suitable VA burden for metering-01 Set. (f) RYB indicating lamps of LED module with toggle switches-01 Set. (g) 2A, 230V, SP MCB\"s for the protection of measuring instrument and control wiring-1 Set include interlocking wiring with main panel.Outgoing(a) For package units :-(i) 63Amp. 16KA, 415V MCCB - 03 Nos, (ii)TPN 40 Amps - 03 Nos for condenser pump & CT motor with suitable starters suitable for motor rating, AC 3 duty 415V, 50Hz, 3 Phase motor, Voltage and Amp meter with suitable rating CTs, ON/OFF switch complete all as specified and directed.(ii) The starter shall be with single phase prevention and electronic timer, with sufficient auxiliary contactors for remote ON/OFF indicationl amps, bi-metallic thermal overload relay of suitable size current rating, ON/OFF push buttons(iii) Contactor 50-60 Amp -01 No for Heater suitably wired and inter connected with 4.0Sq.mm single core stranded and PVC copper wire, etc, complete in all respects. |
| 73 | Note for item No 01 to 56 above: Rate quoted shall deemed to be included for the folowing:-(i) Civil work for opening & widnening wall, and making good the same for installation of AC plant, AHU\"s, pipe support, duct supports, foundation of eqpt etcforreplacement of AC Plants 3x 6.5 TR AC plant at PMS Bldg, AC Plant 3x 24 TR AC plant at ATC Bldg & 03 x 17 TR AC Plant at SES Bldg all as per manufacturer\"s recommendation & specification all as directed by Engineer-in-Charge/GE (ii):If any other type of valve is needed for efficient functioning of plant, same shall be fixed by cntractor without any extra cost.If required size of valve is not given in any item then same shall be paid in next lower size available in items.(iii) Cutting, welding and making suitable arrangement for fixing, MS pipe line, ducting, cable etc required at site.(iv) Painting and identification flow marking on water line all as per standared norms and colour code. (v) GI slotted cable tray including necessary supports and frame work will be measured and paid separately as per relevant item. However necessary fixing arrangements required at site shall be deemed to be included in the unit quoted rate for the above items. |
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