Military Engineer Services Tender

AIR HANDLING UNIT :- Supply, installing, commissioning,testing and designing the AHU for OT No. 1 of minimum capacity for 4300 CFM, 125mm SP or higher as per manufacturer's design for OT No. 1 with suitable designed DX type cooling coil ( capacity of condensing unit (compressors) 22 TR ).Factory fabricated double skin surface mounted AHU's in thermal break profile construction fabricated out of extruded aluminium section with 0.6mm pre coated galvanised steel sheet out side & 0.8 mm thick aluminium sheet inside including 48+ 2 mm PUF (density 40 Kg/CubMtr)sand witched insulation complete, minimum distance of AHU room from Main A.C Plant is 20 m. draw type having technical specification as per manufacturer recommendation of sectionalized construction (Every section shall have service window (Openable) and marine light for proper illumination. Every door shall be controlled with emergency as safety), factory made, floor mounted double skin type with GI casing of outside layers and inside layer of suitable thickness as recommended by manufacturer with polyurethane foam (PUF) insulation complete with all accessories and controls etc and comprising of following with material and labour :- (i)    Cooling Coil :- Direct expansion copper tube cooling coils units of suitable capacity to meet the requirement of not less than connected 22.0 TR compressors ( 2x11.0 TR compressors working simultaneously ) Cooling coil should have 6/8 Rows deep interwined DX copper copper tubes of thickness 0.45mm with 12 -14 Fins per inch Al finnes in Shine waves design complete with automatic controlled heating/ cooling thermostat and suitable for rerigerant flow, including suitable capacity and nos of expansion valves. (ii) Mixing Chamber : Complete with Gl extruded gear operated volume control damper for fresh air and return air , all as specified and as per manufacturer's design complete .

(iii)     Blower section complete with blower for weather maker suitable for required CFM as with GSS as per manufacturer design and ground requirement eliminators with suitable capacity TEFC squirrel cage induction motorinclude suitable variable frequency drive (VFD) of suitable capacity for operation on 3 phase, 415 Volt, 50 Hz, AC supply with direct coupled drive or belt drive package and belt guard. Mounting Arrangement of Al extruded section shall be provided below fan and motor . Prefabricated sliding rail arrangement shall be provided below motor for proper allignment. Spring mounted rubber pads shall be provided below this section to avoid any vibration. Flexible connection at out let of fan to discharge section made out with fire retardant canvas cloth. (iv) Filter section withnon woven synthetic media pre filter (MERV-8) having efficiency of 90% down to 10 micron particle size, Microvee filter (MERV-13) with an efficiency of 95% down to 5 Micron Particles complete with mounting frame work. including 04 Nos. of HEPA Filters of existing size 254mmx1041mmx69mm at site, 0.3 micron with an efficiency of 99.9% ( HEPA filter shall be terminally mounted in laminar flow housing inside OT ) (v) SS Drain Tray : SS drain tray duly insulated with 10 mm thick closed cell nitrile rubber insulation . (vi) Heating system by providing heating coil and compartment including suitable capacity of hot water generator with all standard safety devices fitted to be design to meet the required temperature during winter and humidity as described in item as above and hot water insulated tubes from hot water generator to heating coil and return to generator from AHU compartment complete with suitable capacity pressure pumps and control panel including suitable capacity of water tank, tank staging connecting pipe adequate size/insulation of pipe line all as specified. Control panel should be capable to auto control the temperature of hot water generator as per inside OT requirement.

Designing and installing, commissioning & testing Micro processor controlled Central Air Conditioning air cooled Scroll DX type with, out door condensing unit, AHU , dehumidifyer unit, for OT No. 2. , consisting of 3 units not less than 7.5 TR each or higher as per recommended heat load of OEM vetted out of which 2 x 7.5 TR will be working simultaneously and 1x7.5TR as stand-by and associated equipment to maintain inside desire temperature 21ºC ± 2ºC through out the year with humidity control to maintain relative humidity 50 ± 5% and suitable dust filtration up to 0.3 micron and using R 407 / R 410 A environment friendly CFC/HCFC free refrigerant with the following accessories

COMPRESSOR UNIT :- Micro processor based automatic controlled chiller unit with Hermatically sealed scroll type compressor duly coupled with refrigerant cooled SPDP induction motor to run on 3 Phase, 50 Hz as per manufacturer's requirement not less than 7.5 TR each, consisting of 3 units not less than 7.5 TR each, out of which 2 x 7.5 TR will be working simultaneously and 1x7.5TR as stand-by , driven by 415 ± 10 Volts Power supply complete with suction and discharge piping, auto restart after power failure, built in time delay relay, inbuilt thermal protection,unit should have 100% copper condensor coil with cooling fan and necessary electrical wiring, controls circuit, drier filter , suitable expansion valve as recommended by manufacturer and associated equipment f to maintain inside desire temperature 21ºC ± 2ºC through out the year with humidity control to maintain relative humidity 50 ± 5% and using R 407 / R 410 A environment friendly CFC/HCFC free refrigerant,insulated copper refrigerant pipes connected to AHU, standard accessories to meet the automatic step capacity control of 100% full load of heat load / design condition as specified in particular specification including first charge of compressor oil etc complete all as specified and directed. CONDENSER :- copper tube and fins type air cooled condenser of suitable capacity with suitable capacity coling fan to meet the requirement of requirement not less than 2 x 7.5 TR will be working simultaneously AC Plant and integrally finned copper tubing pre coated, with resistance to both chemical and sailine corrosion, complete with safety valves, drain valve, hot gas inlet and liquid outlet isolating valves thermometer and pressure gauges at inlet and outlet and purge valves all as specified and as per manufacturer requirement complete all as specified and directed.

MICRO PROCESSOR BASED CONTROL PANEL :- (i)- Micro processor based control comprising for following features :- (a) Automatic capacity control reducing energy consumption. (b) Micro processor based sequence of starting/stopping of equipment with fixed time delays. (c) Alarm history giving cause of tripping. (e) LP/HP cut out. (ii) Fail safe features comprises the following:- (a)  Under voltage protection. (b) Single phase protection (c) Over load protection. (d) Phase inbalance protection. (e) Anti freeze protection (f) Power loss trip and shut down.

AIR HANDLING UNIT OT - 2 :- Supply, installing, commissioning, testing and designing the AHU for OT No. 2 for air handling unit of suitable capacity for 5300 CFM, 125mm SP or higher as per manufacturer's design, for OT No. 2 with suitable designed DX type cooling coil (capacity of condensing unit (compressors) 15.0 TR ). Factory fabricated double skin surface mounted AHU's in thermal break profile construction fabricated out of extruded aluminium section with 0.6mm pre coated galvanised steel sheet out side & 0.8 mm thick aluminium sheet inside including 48± 2 mm PUF (density 40 Kg/CubMtr)sand witched insulation complete, minimum distance of AHU room from Main A.C Plant is 20 m. draw type having technical specification as per manufacturer recommendation of sectionalized construction (Every section shall have service window (Openable) and marine light for proper illumination. Every door shall be controlled with emergency as safety), factory made, floor mounted double skin type with GI casing of outside layers and inside layer of suitable thickness as recommended by manufacturer with polyurethane foam (PUF) insulation complete with all accessories and controls etc and comprising of following with material and labour:- (i)    Cooling Coil :- Direct expansion copper tube cooling coils units of suitable capacity to meet the requirement of not less than connected 15.0 TR compressors ( 2x7.5 .0TR compressors , working simultaneously ) Cooling coil should have 6/8 Rows deep interwined DX copper copper tubes of thickness 0.45mm with 12 FPI Al finnes in Shine waves design complete with automatic controlled heating/ cooling thermostat and suitable for rerigerant flow, including suitable capacity and Nos expansion valves for compressors. (ii) Mixing Chamber : Complete with Gl extruded gear operated volume control damper for fresh air and return air , all as specified and as per manufacturer's design complete .The design/drawing of central AC plant shall be approved from OEM and the plant shall be installed as recommended by OEM.

(iii)     Blower section complete with blower for weather maker suitable for required CFM as with GSS as per manufacturer design and ground requirement eliminators with suitable capacity TEFC squirrel cage induction motor nclude suitable variable frequency drive (VFD) of suitable capacity for operation on 3 phase, 415 Volt, 50 Hz, AC supply with direct coupled drive or belt drive package and belt guard. Mounting Arrangement of Al extruded section shall be provided below fan and motor . Prefabricated sliding rail arrangement shall be provided below motor for proper allignment. Spring mounted rubber pads shall be provided below this section to avoid any vibration. Flexible connection at out let of fan to discharge section made out with fire retardant canvas cloth. (iv) Filter section withnon woven synthetic media pre filter (MERV-8) having efficiency of 90% down to 10 micron particle size, Microvee filter (MERV-13) with an efficiency of 95% down to 5 Micron Particles complete with mounting frame work. including 04 Nos. of HEPA Filters of existing size 254mmx1041mm x69mm at site, 0.3 micron with an efficiency of 99.9% ( HEPA filter shall be terminally mounted in laminar flow housing inside OT ) (v) SS Drain Tray : SS drain tray duly insulated with 10 mm thick closed cell nitrile rubber insulation . (vi) Heating system by providing heating coil and compartment including suitable capacity of hot water generator with all standard safety devices fitted to be design to meet the required temperature during winter and humidity as described in item as above and hot water insulated tubes from hot water generator to heating coil and return to generator from AHU compartment complete with suitable capacity pressure pumps and control panel including suitable capacity of water tank, tank staging connecting pipe adequate size/insulation of pipe line all as specified. Control panel should be capable to auto control the temperature of hot water generator as per inside OT requirement.

Designing and installing, commissioning & testing Micro processor controlled Central Air Conditioning air cooled Scroll DX type with, out door condensing unit, AHU , dehumidifyer unit, for OT No. 3. & 4, consisting of 4 units not less than 10.0 TR each or higher as per recommended heat load of OEM vetted out of which 3x10.0 TR will be working simultaneously and 1x10.0 TR as stand-by and associated equipment to maintain inside desire temperature 21ºC ± 2ºC through out the year with humidity control to maintain relative humidity 50 ± 5% and suitable dust filtration up to .3 micron and using R 407 / R 410 A environment friendly CFC/HCFC free refrigerant with the following accessories

COMPRESSOR UNIT :- Micro processor based automatic controlled chiller unit with Hermatically sealed scroll type compressor duly coupled with refrigerant cooled SPDP induction motor to run on 3 Phase, 50 Hz as per manufacturer's requirement having 4 units not less than 10.0 TR each, out of which 3x10.0 TR will be working simultaneously and 1x10.0 TR as stand-by and , driven by 415 ± 10 Volts Power supply complete with suction and discharge piping, auto restart after power failure, built in time delay relay, inbuilt thermal protection,unit should have 100% copper condensor coil with cooling fan and necessary electrical wiring, controls circuit, drier filter , suitable expansion valve as recommended by manufacturer and associated equipment f to maintain inside desire temperature 21ºC ± 2ºC through out the year with humidity control to maintain relative humidity 50 ± 5% and suitable dust filtration up to 05 micron at suction and using R 407 / R 410 A environment friendly CFC/HCFC free refrigerant,insulated copper refrigerant pipes connected to AHU, standard accessories to meet the automatic step capacity control of 100% full load of heat load / design condition as specified in particular specification including first charge of compressor oil etc complete all as specified and directed. Unit includes following specifications of condensor & microprocessor based control panel (i) CONDENSER :- copper tube and fins type air cooled condenser of suitable capacity with suitable capacity coling fan to meet the requirement of requirement not less than 3x10.0 TR will be working simultaneously AC Plant and integrally finned copper tubing pre coated, with resistance to both chemical and sailine corrosion, complete with safety valves, drain valve, hot gas inlet and liquid outlet isolating valves thermometer and pressure gauges at inlet and outlet and purge valves all as specified and as per manufacturer requirement complete all as specified and directed.

MICRO PROCESSOR BASED CONTROL PANEL :- (i)- Micro processor based control comprising for following features :- (a) Automatic capacity control reducing energy consumption. (b) Micro processor based sequence of starting/stopping of equipment with fixed time delays. (c) Alarm history giving cause of tripping. (e) LP/HP cut out. (ii) Fail safe features comprises the following:- (a)  Under voltage protection. (b) Single phase protection (c) Over load protection. (d) Phase inbalance protection. (e) Anti freeze protection (f) Power loss trip and shut down.

AIR HANDLING UNIT FOR OT No. 3 & 4 :- Supply, installing, commissioning, testing and designing the AHU for OT No. 3 & 4 of minimum capacity for 6500 CFM, 125mm SP or higher as per manufacturer's design for OT no. 3 & 4 with suitable designed DX type cooling coil (capacity of condensing unit (compressors) 30.0 TR). Factory fabricated double skin surface mounted AHU's in thermal break profile construction fabricated out of extruded aluminium section with 0.6mm pre coated galvanised steel sheet out side & 0.8 mm thick aluminium sheet inside including 48 ± 2 mm PUF (density 40 Kg/CubMtr ) and witched insulation complete, max distance of AHU room from Main A.C Plant is 20 m. draw type having technical specification as per manufacturer recommendation of sectionalized construction (Every section shall have service window (Openable) and marine light for proper illumination. Every door shall be controlled with emergency as safety), factory made, floor mounted double skin type with GI casing of outside layers and inside layer of suitable thickness as recommended by manufacturer with polyurethane foam (PUF) insulation complete with all accessories and controls etc and comprising of following with material and labour :- (i)    Cooling Coil :- Direct expansion copper tube cooling coils units of suitable capacity to meet the requirement of not less than connected 30.0 TR compressors ( 3x10.0 TR compressors , working simultaneously ) Cooling coil should have 6/8 Rows deep interwined DX copper copper tubes of thickness 0.45mm with 12 FPI Al finnes in Shine waves design complete with automatic controlled heating/ cooling thermostat and suitable for rerigerant flow, including suitable capacity and Nos expansion valves for compressors (ii) Mixing Chamber : Complete with Gl extruded gear operated volume control damper for fresh air and return air , all as specified and as per manufacturer's design complete .The design/drawing of central AC plant shall be approved from OEM and the plant shall be installed as recommended by OEM.

(iii)     Blower section complete with blower for weather maker suitable for required CFM as with GSS as per manufacturer design and ground requirement eliminators with suitable capacity TEFC squirrel cage induction motor nclude suitable variable frequency drive (VFD) of suitable capacity for operation on 3 phase, 415 Volt, 50 Hz, AC supply with direct coupled drive or belt drive package and belt guard. Mounting Arrangement of Al extruded section shall be provided below fan and motor . Prefabricated sliding rail arrangement shall be provided below motor for proper allignment. Spring mounted rubber pads shall be provided below this section to avoid any vibration. Flexible connection at out let of fan to discharge section made out with fire retardant canvas cloth. (iv) Filter section withnon woven synthetic media pre filter (MERV-8) having efficiency of 90% down to 10 micron particle size, Microvee filter (MERV-13) with an efficiency of 95% down to 5 Micron Particles complete with mounting frame work including 08 Nos. of HEPA Filters of existing size 200mm x 610mm x305mm at site, 0.3 micron with an efficiency of 99.9% ( HEPA filter shall be terminally mounted in laminar flow housing inside OT ) (v) SS Drain Tray : SS drain tray duly insulated with 10 mm thick closed cell nitrile rubber insulation . (vi) Heating system by providing heating coil and compartment including suitable capacity of hot water generator with all standard safety devices fitted to be design to meet the required temperature during winter and humidity as described in item as above and hot water insulated tubes from hot water generator to heating coil and back complete with suitable capacity pressure pumps and control panel including suitable capacity of water tank, tank staging connecting pipe adequate size/insulation of pipe line all as specified. Control panel should be capable to auto control the temperature of hot water generator as per inside OT requirement.

Designing and installing, commissioning & testing Micro processor controlled Central Air Conditioning minimum 13.0 TR capacity air cooled Scroll DX type with, out door condensing unit, AHU , dehumidifyer unit, for OT No. 5 & 6 , consisting of 3 units not less than 6.5 TR each or higher as per recommended heat load of OEM vetted out of which 2 x 6.5 TR will be working simultaneously and 1x6.5 TR = 6.5 TR as stand-by and associated equipment to maintain inside desire temperature 21ºC ± 2ºC through out the year with humidity control to maintain relative humidity 50 ± 5% and suitable dust filtration up to.0.3 micron and using R 407 / R 410 A environment friendly CFC/HCFC free refrigerant with the following accessories

COMPRESSOR UNIT :- Micro processor based automatic controlled Hermatically sealed scroll type compressor duly coupled with refrigerant cooled SPDP induction motor to run on 3 Phase, 50 Hz as per manufacturer's requirement having compressors 3 x 6.5 TR out of which 2 x 6.5 TR will be working simultaneously and 1x6.5 TR as stand-by , driven by 415 ± 10 Volts Power supply complete with suction and discharge piping, auto restart after power failure, built in time delay relay, inbuilt thermal protection,unit should have 100% copper condensor coil with cooling fan and necessary electrical wiring, controls circuit, drier filter , suitable expansion valve as recommended by manufacturer and associated equipment f to maintain inside desire temperature 21ºC ± 2ºC through out the year with humidity control to maintain relative humidity 50 ± 5% and suitable dust filtration up to 05 micron at suction and using R 407 / R 410 A environment friendly CFC/HCFC free refrigerant,insulated copper refrigerant pipes connected to AHU, standard accessories to meet the automatic step capacity control of 100% full load of heat load / design condition as specified in particular specification including first charge of compressor oil etc complete all as specified and directed. (i) CONDENSER :- copper tube and fins type air cooled condenser of suitable capacity with suitable capacity coling fan to meet the requirement of requirement not less than 2x 6.5 TR will be working simultaneously AC Plant and integrally finned copper tubing pre coated, with resistance to both chemical and sailine corrosion, complete with safety valves, drain valve, hot gas inlet and liquid outlet isolating valves thermometer and pressure gauges at inlet and outlet and purge valves all as specified and as per manufacturer requirement complete all as specified and directed.

(ii) Micro processor based control comprising for following features :- (a) Automatic capacity control reducing energy consumption. (b) Micro processor based sequence of starting/stopping of equipment with fixed time delays. (c) Alarm history giving cause of tripping. (e) LP/HP cut out. (ii) Fail safe features comprises the following:- (a)  Under voltage protection. (b) Single phase protection (c) Over load protection. (d) Phase inbalance protection. (e) Anti freeze protection (f) Power loss trip and shut down.

AIR HANDLING UNIT :- Supply, installing, commissioning, testing and designing the AHU for OT No. 5 & 6 of minimum capacity for 5100 CFM, 125mm SP or higher as per manufacturer's design for OT No. 5 & 6 with suitable designed DX type cooling coil (capacity of condensing unit (compressors) 13.0 TR) .Factory fabricated double skin surface mounted AHU's in thermal break profile construction fabricated out of extruded aluminium section with 0.6mm pre coated galvanised steel sheet out side & 0.8 mm thick aluminium sheet inside including 48± 2 mm PUF (density 40 Kg/CubMtr)sand witched insulation complete, minimum distance of AHU room from Main A.C Plant is 20 m. draw type having technical specification as per manufacturer recommendation of sectionalized construction (Every section shall have service window (Openable) and marine light for proper illumination. Every door shall be controlled with emergency as safety), factory made, floor mounted double skin type with GI casing of outside layers and inside layer of suitable thickness as recommended by manufacturer with polyurethane foam (PUF) insulation complete with all accessories and controls etc and comprising of following with material and labour :- (i)    Cooling Coil :- Direct expansion copper tube cooling coils units of suitable capacity to meet the requirement of not less than connected 13.0 TR compressors ( 2x6.5TR compressors , working simultaneously ) Cooling coil should have 6/8 Rows deep interwined DX copper copper tubes of thickness 0.45mm with 12 FPI Al finnes in Shine waves design complete with automatic controlled heating/ cooling thermostat and suitable for rerigerant flow, including suitable capacity and Nos expansion valves for compressors. (ii) Mixing Chamber : Complete with Gl extruded gear operated volume control damper for fresh air and return air , all as specified and as per manufacturer's design complete .The design/drawing of central AC plant shall be approved from OEM and the plant shall be installed as recommended by OEM.

(iii)     Blower section complete with blower for weather maker suitable for required CFM as with GSS as per manufacturer design and ground requirement eliminators with suitable capacity TEFC squirrel cage induction motor include suitable variable frequency drive (VFD) of suitable capacity for operation on 3 phase, 415 Volt, 50 Hz, AC supply with direct coupled drive or belt drive package and belt guard. Mounting Arrangement of Al extruded section shall be provided below fan and motor . Prefabricated sliding rail arrangement shall be provided below motor for proper allignment. Spring mounted rubber pads shall be provided below this section to avoid any vibration. Flexible connection at out let of fan to discharge section made out with fire retardant canvas cloth. (iv) Filter section withnon woven synthetic media pre filter (MERV-8) having efficiency of 90% down to 10 micron particle size, Microvee filter (MERV-13) with an efficiency of 95% down to 5 Micron Particles complete with mounting frame work including 04 Nos. of HEPA Filters of existing size 254mm x 1041mm x69mm at site, 0.3 micron with an efficiency of 99.9% ( HEPA filter shall be terminally mounted in laminar flow housing inside OT ) (v) SS Drain Tray : SS drain tray duly insulated with 10 mm thick closed cell nitrile rubber insulation . (vi) Heating system by providing heating coil and compartment including suitable capacity of hot water generator with all standard devices fitted to be design to meet the required temperature during winter and humidity as described in item as above and hot water insulated tubes from hot water generator to heating coil and return to generator from AHU compartment complete with suitable capacity pressure pumps and control panel including suitable capacity of water tank, tank staging connecting pipe adequate size/insulation of pipe line all as specified. Control panel should be capable to auto control the temperature of hot water generator as per inside OT requirement.

Note for item 1.0 to 4 :- Item rates included all Civil masonary work required for installation of AC Plant i.e, foundation for compressor/Chiller Units, condenser units, humidifiers, dehumidifier AHUs make up water tank, expansion tank, LT Panel and other remaining item including making opening in wall for duct work, return air grill, cable duct work, piping etc and making good to the disturbed surfaces matching with existing specification, any type of mild steel work in rolled steel section MS plate, flats, rounds, nuts bolts etc with necessary structural steel work for supporting/hoisting water pipes, condensers, cooling water pipes, make up and drain water pipes and other items as per manufacturers recommendation, painting of two coats of synthetic enamel paint over a coat of red oxide primer of all MS pipe/structures as per the standard color coding of the cental AC Plant, painting over on of flow of water /refrigerant/ chilled water/hot water with distinguished colours and stencillintg of major components for identification and full proof operation of switchgears/indicators, false ceiling works as per site requirement for opening for fixing of ducts and finishing of opening to match the existing work as required at site complete all as specified and directed by Engr-In-Charge. First charge of refrigerant gas and compressor oil as per manufacturer's recommendation. The design/drawing of central AC plant shall be approved from OEM and the plant shall be installed as recommended by OEM. Site of AC plants will be handed over to contractor for execution/installation of new plant in phase manner i.e. at least any two operation theaters at each time. On completion of phase I test of these OTs, next OTs AC plant will be handed over for execution of work. The OTs to be handedover by the Hospital Authority. The plant should be compatible to control from inside operation theater by a remote unit. The remote should control air speed, temperature and humidity with in desired range. Each OT should be provided digital wall mounting sensor and screen for inside temperature, inside humidity. Cost of lifting of all materials and installations of complete plant at roof top of the four storey buildings deemed to be included in the rate quoted AHU be designed for Operation Theatre to maintain at least 20-25 air changes/hr.

DUCTING AND INSULATION :- Design Supply, fabrication installation of air distribution system made out of suitable guage (Aluminium sheet) ducting of thickness as per Indian Standard (IS: 655-1963) including 3mm rubber gasket, nut and bolts for jointing. The supply air duct and return air duct over the ceiling with necessary inbuilt stiffeners to maintain the desired noise level from AHU to condition room, of commercial grade VIII as per IS-655 including necessary insulation lining inside the duct upto entry in OT with suitable MS supporting arrangements from floor /RCC roof/ceilings/walls with, adjustable dampers, vanes etc complete as per specification and as per approved ducting layout on site plan to meet the required qty of supply air in the condition room and to maintain the design parameters, air velocity and uniform distribution of condition air with all its accessories complete all as specified. Note : (i) Air Distribution/return duct inside/outside will be replace only where required as directed by Engineer-In-Charge/GE as per site requirement. (ii) Insulation of supply and return air duct will be measured and paid under relevent item of schedule.

CUBICAL TYPE FLOOR MOUNTED INDOOR LT PANEL BOARD FOR OT 1&2 :- Supply ,Installation, commissioning & testing of factory made ,any CPRI approved ,LT switched gear panel board, IP-42 (indoor type) ,415 voils,50 Hz,AC supply,three phase and neutral (4 wire) ,300 Amps aluminium busbars 4 pole ,duly insulted with heat shrinkable sleeve as per colour code supported on epoxy insulatators,having independent compartment for insulated busbar ,incoming feeder & each outgoing feeder ie cubical type ,made out of 2.00 mm thick CRCA sheet,rigid mild steel angle iron frame of 50x50x6mm mounted on PCC 1:3:6 type C2 block of size 300x200x300mm by suitable anchor fastener / bolt - nut system,duly epoxy powder coated internally & externally with approved shade ,rubber gasket,hinged front & back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable alley,lugs,cable glands,common earth bar of GI strip 32x6mm at bottom and making connections with MCCB spreaders/wiring with suitable size of single core PVC copper conductor cable ,locking arrangements lock with keys all civil work and comprising the following ; Incomer :- (i) MCCB 200Amps 4P,35KA,Adj tharmal & fixed magnetic setting, Ics=100% of Icu with spreader link-01 Nos. (ii) Meter set : Digital KWH, Digital voltmeter, Ammeter + CT : 200/5, RYB Indicating Lamp LED type 240 V , controlling MCB SP 6A - 01 set for three phase four wire system. Outgoing :- (i) MCCB 40 Amp FP,25 KA,,Adj tharmal & fixed magnetic setting,Ics=100% of Icu with spreader link - 01 Nos. (For Chiller system) (ii) MCCB 25 Amp FP,16 KA,Adjustable tharmal & fixed magnetic setting, Ics=100% of Icu with spreader link - - 02 Nos.( Each for AHU and hot water generator. (iii) MCB 32 Amp TPN,16KA - 01 Nos. (For dehumidifier)

CUBICAL TYPE FLOOR MOUNTED INDOOR MAIN LT PANEL BOARD For OT No 3 & 4 :- Supply ,Installation, commissioning & testing of factory made ,any CPRI approved ,LT switched gear panel board, IP-42 (indoor type) ,415 voils,50 Hz,AC supply,three phase and neutral (4 wire) ,250 Amps aluminium busbars 4 pole ,duly insulted with heat shrinkable sleeve as per colour code supported on epoxy insulatators,having independent compartment for insulated busbar ,incoming feeder & each outgoing feeder ie cubical type ,made out of 2.00 mm thick CRCA sheet,rigid mild steel angle iron frame of 50x50x6mm mounted on PCC 1:3:6 type C2 block of size 300x200x300mm by suitable anchor fastener / bolt - nut system,duly epoxy powder coated internally & externally with approved shade ,rubber gasket,hinged front & back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable alley,lugs,cable glands,common earth bar of GI strip 32x6mm at bottom and making connections with MCCB spreaders/wiring with suitable size of single core PVC copper conductor cable ,locking arrangements lock with keys all civil work and comprising the following ; Incomer :- (i) MCCB 150 Amps 4P,35KA,Adj tharmal & fixed magnetic setting, Ics=100% of Icu with spreader link-01 Nos. (ii) Meter set : Digital KWH, Digital voltmeter, Ammeter + CT : 200/5, RYB Indicating Lamp LED type 240 V , controlling MCB SP 6A - 01 set for three phase four wire system. Outgoing :- (i) MCCB 63 Amp FP,25 KA,,Adj tharmal & fixed magnetic setting,Ics=100% of Icu with spreader link - 01 Nos. (For Chiller system) (ii) MCCB 25 Amp FP,16 KA,Adjustable tharmal & fixed magnetic setting, Ics=100% of Icu with spreader link - - 02 Nos.( Each for AHU and hot water generator ) (iii) MCB 32 Amp TPN,16KA - 01 Nos. (For humidifier)

CUBICAL TYPE FLOOR MOUNTED INDOOR LT PANEL BOARD FOR OT 5 &6 :- Supply ,Installation, commissioning & testing of factory made ,any CPRI approved ,LT switched gear panel board, IP-42 (indoor type) ,415 voils,50 Hz,AC supply,three phase and neutral (4 wire) ,200 Amps aluminium busbars 4 pole ,duly insulted with heat shrinkable sleeve as per colour code supported on epoxy insulatators,having independent compartment for insulated busbar ,incoming feeder & each outgoing feeder ie cubical type ,made out of 2.00 mm thick CRCA sheet,rigid mild steel angle iron frame of 50x50x6mm mounted on PCC 1:3:6 type C2 block of size 300x200x300mm by suitable anchor fastener / bolt - nut system,duly epoxy powder coated internally & externally with approved shade ,rubber gasket,hinged front & back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable alley,lugs,cable glands,common earth bar of GI strip 32x6mm at bottom and making connections with MCCB spreaders/wiring with suitable size of single core PVC copper conductor cable ,locking arrangements 65mm size and lock with keys,civil work and comprising the following ; Incomer :- (i) MCCB 100 Amps 4P,35KA,Adj tharmal & fixed magnetic setting, Ics=100% of Icu with spreader link-01 Nos. (ii) Meter set : Digital KWH, Digital voltmeter, Ammeter + CT : 200/5, RYB Indicating Lamp LED type 240 V , controlling MCB SP 6A - 01 set for three phase four wire system. Outgoing :- (i) MCCB 32 Amp FP,25 KA,,Adj tharmal & fixed magnetic setting,Ics=100% of Icu with spreader link - 01 Nos. (For Chiller system) (ii) MCCB 25 Amp FP,16 KA,Adjustable tharmal & fixed magnetic setting, Ics=100% of Icu with spreader link - - 02 Nos.( Each for AHU and hot water generator ) (iii) MCB 20 Amp TPN,16KA - 01 Nos. (For humidifier)

Note for LT Panels under item No: 6.0, 7.0, 8.0 and 9.0 : (i) Any control contactor, timer, relay etc required for interlocking and safety automatic operation of plant is deemed to be included in the overall rates quoted by contractor. The rates are inclusive of the suitable capacity accessories etc and panel should have Panel control logic for automatic control of following :- (a) :Refrigerant flow control andHot water temperature , qty to be worked based on required Temperature and Rh set point. (b) : Hot water should be started automatically as per desired conditions of in side the connected OT. (c) : Motor should not start if AHU door is open. (d) : Call light on and Motor stop if AHU door is open (e) : Hot water generator should start only if AHU motor is in running condition. (f) : AHU motor must be stopped if AHU door is open, fire damper link Broken (g) Provision of Incomer Power supply control switch/MCCB Fan Motor Starter DOL / Star Delta with overload relay Electrical Heater controller/Starter with overload relay Selection switch for system operation control manual and Auto AHU on -off push button with indicator, Indicator for RYB Power Supply, Indicator for hot water generator on/off, Indicator for motor tripping, ON/Off Push Buttons with In-built LED lamps, hot water generator power Supply & Interlocking with Blower, & Interlocking etc. Interlocking like - Marine Lamp, Limit switches etc as required AUTO / MANUAL control and Status (ii) Necessary electric control wiring for running the plant including inter connection and inter locking wiring as per specification by PVC multi core 1.5mm stranded copper control cable, is deemed to be included in the overall rates quoted by contractor. (iii) Status indication (ON/OFF) of each compressors, pumps, AHU, cooling tower motor, hot water generator, humidifier, dampers and other essential electrical components are deemed to be included in the overall rates quoted by contractor. (iv) Connection of all the MCCB's are to be done with Multistrandred single core copper cable of size not less than 25 Sqmm with copper lugs.

SITC and fixing of external thermal insulation 13 mm thick on supply/return air ducts with Closed Cell Elastomeric Nitrile Rubber Foam with one side tough aluminium facing lamination (Class-O, Fire retardent) of density 40-60 Kg/m³ & thermal Conductivity not excceding 0.037 W/mK at an average Temperature of 20°C. The Material Shall be rated as Class 1, As per BS476 Part 7, The smoke Density as per AS-1530.3 Shall not exceed 1. The Meterial shall have Fire Approval from CBRI- Roorkee & no toxicity under flaming and non-flaming condition as per AITM 3.000 (1993). Adhesive used for setting the insulation shall be non-flammable, Vapour Proof and conforming to standard Specification.

Supply, installation and testing One No tamper proof electronic digital thermometer and digital, hygrometer with recording and display facility fixed at plant room for temperature and Relative humidity & return air temp sensor in AHU rooms with necessary switching arrangement, (To be Installed in plant room) complete all as specified.

TEMPERATURE GAUGE Supply, installation and testing of Thermometer gauge with thermowell complete with fitting etc. as reqd complete all as specified.

Material and labour earthing complete with GI plate electrode of size 600 x 600 x 6 mm thick bured directly in ground vertically at a depth not less 2.25 mtr below normal ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level surrounded from all sides by 1.5 cm thick packed layer of charcoal of dust and common salt filling in alternate layers and making electrode connection by using GI strip of size 32X6 mm by means of bolts nuts check nuts and washers made of brass and earth strip protected by light grade 40 mm dia GI Pipe upto test point and connected to main switch board are main controlled board with provision of GI pipe medium grade 20mm bore for watering including funnel wire mass RCC pit cover and PCC Chamber pit with 1:2: 4 type C2 (including excavation earth work) all as specified and shown on plate No 3 of SSR Part-1complete all as specified. Note :- The item rate quoted for earthing is inclusive of earth strip 32x6 mm upto 20 RM from each Pit.

Supply and fixing Galvanised iron strip 32X6 mm as earth continuity conductor including fixing arrangement on suitable size insulator complete all as directed.

Dismantling of existing AC plant's AHU including all connected accessories i.e connected chill water pipe, electrical cables , existing planum, AHU’s ducting complete motors - blower and any other accessories pertaining to AHU Plant and making good to disturbed flooring/ walls in AHU Room. pluging chill water / hot water pipe line etc and ensuring no leakage. PCC in flooring,brick work in walls or matching with existing surface, including closing of opened portion- in building due to removal of existing ducts,in AHU rooms,in existing AC plant building due to removal of pipe lines of existing AC plant and finishing of disturbed area as matching with existing surfaces complete all as directed by Engr-in-Charge and depositing to MES store yard complete all as specified.

Fire damper & actuator with smoke/fire sensor arrangement comprising of the following:- Supplying, fixing, testing and commissioning of motorised combination fire & smoke dampers in supply air duct/main branch and return air duct as and where required of sizes as per design approved. The fire damper shall be motorised and spring return type so as to close the damper automatically in the event of power failure and open the damper when power is restored. The Fire & smoke damper shall be complete with electronic temperature sensor and electrically operated actuator and interconnecting wiring between AHU & dampers The fire damper shall be located in the supply / return air ducts.The control panel shall be located such that the reset can be done easily complete all as specified.

(a) Fire Damper

(b) Actuator with smoke/fire sensor

Material and labour for humidifier of 6 KW to achieve desire relative humidity in condition space along with makeup water tank of 500 ltrs, with necessary controls such as control wiring automatic humidity control system & humidistat complete all as specified.

Material and Labour for Rubber Mat 2.0 mm thick one meter wide two meter long tested for LT voltage 1100 volts complete all as specified and as directed by Engr-In-Charge.

S&F Cable Tray made of hot dip zinc coating on structural steel, 250x40x1.6 mm thick wide, perforated type, 'C' shape with minimum 1.6 mm thick and size ht 40mm including all necessary fittings, nuts, bolts, washers, hanging bolts complete all as specified and directed

Supply and installation of Copper pipe with 13mm nitrile insulation.

(a) 34.93 mm

(b) 28.58 mm

(c ) 22.23 mm

(d) 19.05 mm

(e)15.88 mm

(f) 9.53 mm

Supply, Laying, jointing and testing of under ground cable XLPE insulated, 1100 volt grade heavy duty armoured with stranded copper conductor laid in trenches/duct/ through pipe/ on wall secured with saddles, including all electrical connection with required lugs and nuts, bolts complete all as specified and directed by Engr-in-Charge for the following complete all as specified :-

(a) 3 core 6 sqmm (For humidifier)

(b) 4 core 10 sqmm (For AHU and heater bank)

(c ) 4 core 16 sqmm (For chiller )

CUBICAL TYPE FLOOR MOUNTED INDOOR MAIN LT PANEL BOARD for OTs :- Supply ,Installation, commissioning & testing of factory made ,any CPRI approved ,LT switched gear panel board, IP-42 (indoor type) ,415 voils,50 Hz,AC supply,three phase and neutral (4 wire) ,600 Amps aluminium busbars 4 pole ,duly insulted with heat shrinkable sleeve as per colour code supported on epoxy insulatators,having independent compartment for insulated busbar ,incoming feeder & each outgoing feeder ie cubical type ,made out of 2.00 mm thick CRCA sheet,rigid mild steel angle iron frame of 50x50x6mm mounted on PCC 1:3:6 type C2 block of size 300x200x300mm by suitable anchor fastener / bolt - nut system,duly epoxy powder coated internally & externally with approved shade ,rubber gasket,hinged front & back openable doors with proper locking arrangements for dust and vermin proof ,complete including suitable size cable alley,lugs,cable glands,common earth bar of GI strip 32x6mm at bottom and making connections with MCCB spreaders/wiring with suitable size of single core PVC copper conductor cable ,locking arrangements 65mm size and lock with keys,civil work and comprising the following ; Incomer :- (i) MCCB 400 Amps 4P,50KA,Adj tharmal & fixed magnetic setting, Ics=100% of Icu with spreader link-01 Nos. (ii) Meter set : Digital KWH, Digital voltmeter, Ammeter + CT : 200/5, RYB Indicating Lamp LED type 240 V , controlling MCB SP 6A - 01 set for three phase four wire system. Outgoing :- (i) MCCB 150 Amp FP,25 KA,,Adj tharmal & fixed magnetic setting,Ics=100% of Icu with spreader link - 02 Nos. (For LT Panel OT No. 3&4) (ii) MCCB 125 Amp FP,25 KA,,Adj tharmal & fixed magnetic setting,Ics=100% of Icu with spreader link - 02 Nos. (For LT Panel OT No. 1&2) (iii) MCCB 100 Amp FP,25 KA,,Adj tharmal & fixed magnetic setting,Ics=100% of Icu with spreader link - 02 Nos. (For LT Panel OT No. 5&6) (iv) MCCB 150 Amp FP,25 KA,,Adj tharmal & fixed magnetic setting,Ics=100% of Icu with spreader link - 01 Nos. (Spare)

Supply, Laying, jointing and testing of under ground cable XLPE insulated, 1100 volt grade heavy duty armoured with stranded aluminum conductor laid in trenches/duct/ through pipe/ on wall secured with saddles, including all electrical connection with required lugs and nuts, bolts complete all as specified and directed by Engr-in-Charge for the following complete all as specified of following sizes :-

(a) 3.5 core 300 sqmm (From Power house / Sub Station to Main AC panel of OT)

(b) 3.5 core 70 sqmm (From Main AC panel of OT to Individual OT panel)

Supply, install, test and commisssioning reversible type (Hot and cool) split air conditioning unit 1.5 ton, 3 star, eco friendly refrigerant complete with drive motor, air cooled copper condenser with all accessories varied speed and dual rotary compressor, including fixing the out door units with mounting bracket , made Up of heavy duty GI steel, wall mounted type, Powder coated incl nuts & bolt etc as per manufacture recomendation and fixing of room unit on wall , providing and making interconnection , including refregerent piping with nitryle rubber insulation and control cable from indoor to out door , first charging of refrigerent gas including cordless remote and directed by Engr - in- Charge

Supply, install, test and commisssioning reversible type (Hot and cool) room window type air conditioner electric driven (single phase), cooling capacity 4500K Cal per hour (1.5 Ton). BEE 5 star rated with all accessores all as specified and directed by Engr - in- Charge.

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170V to 250V with output voltage stailized at 230V with accuracy of + 2.5% and of capacity 03KVA

M&L sub main wiring with Single core PVC insulated unsheathed cable 1100 Volts grade heavy duty copper conductor multistranded of size 3X 4 SQMM (nominal area) pvc conduit on wall and floor.

S & F Single pole and neutral encolsure with a two pin and earth plug with socket complete with one single pole MCB 20 Amps