Balance work for SITC of Air Conditioning System at Modular OT at IPD building of the newly constructed 250 bedded building under Kaliyaganj SGH, Uttar Dinajpur.

Condensor Unit

Condensor Unit for Minimum Cooling Capacity 29.75 KW system :- SITC of 8.5 TR Capacity Microprocessor based air cooled Condensing Unit Eco Friendly refrigerant (R32/R410A), variable speed , thermostatic expansion valve, multiple scroll/screw compressor, arrangement for operation with Dx type AHU, and suitable for operation on 415+/-10% Volt, 50Hz, 3 PH AC supply with adequate auxilary protection like oil heater with thermostat for prevention of ingress of liquid refrigerent in the compressor piston chamber, over current, HP/LP Cut outs, Power contactors & control logic circuit for periodic operation of working & standby Condenser fans, Compressors and matching condensing units. Outdoor Air cooled Condenser unit shall comprise multi row Copper coil with Aluminium fins and Axial fan as required, housed in a sheet metal chamber with adequate ventilation as per OEM standard. (Make: General/ Hitachi / Voltas/ Daikin/ Bluestar/Carrier/ Mitshubishi Electric) No extra shall be payable for refrigerant gas & transportation/ shifting work. ( IPD Building-1st- Fracture Cum Casuality OT, Eye OT, Orthopaedic OT & Pre-Post OT)

equately required. The entire structure should be fabaricated & safe for ODU maintenance. Area & design of the platform should be as per Machines' Outdoor unit's dimension & load with adequate movement access for maintenance as per direction of EIC. The M.S. Angles of sizes (75 mm x 75 mm x 5 mm) (50 mm x 50 mm x 6 mm) , (40 mm x 40 mm x 6 mm) , (25 mm x 25 mm x 5 mm) minimum and M.S u-channel of 5 mm thick of size (75 mm x 40 mm x 40 mm) may be used for making platform. (Structural design should be approved by E.I.C.) 0SITC OF DRAIN PIPING WITH INSULATION - PVC PipesÝSupply & laying of rigid PVC drain pipe (Medium class) with necessary fitting proper supports at 5 ft interval and duly insulated with 9 mm thk. Nitrile Rubber Insulation having weather protective coating as per drawing."32 mm dia PVC pipe with insulation"40 mm dia PVC pipe with insulationHCondensor Unit for Minimum Cooling Capacity 38.5 KW system :- SITC of 11 TR Capacity Microprocessor based air cooled Condensing Unit Eco Friendly refrigerant (R32/R410A), variable speed , thermostatic expansion valve, multiple scroll/screw compressor, arrangement for operation with Dx type AHU, and suitable for operation on 415+/-10% Volt, 50Hz, 3 PH AC supply with adequate auxilary protection like oil heater with thermostat for prevention of ingress of liquid refrigerent in the compressor piston chamber, over current, HP/LP Cut outs, Power contactors & control logic circuit for periodic operation of working & standby Condenser fans, Compressors and matching condensing units. Outdoor Air cooled Condenser unit shall comprise multi row Copper coil with Aluminium fins and Axial fan as required, housed in a sheet metal chamber with adequate ventilation as per OEM standard. (Make: General/ Hitachi / Voltas/ Daikin/ Bluestar/Carrier/ Mitshubishi Electric) No extra shall be payable for refrigerant gas & transportation/ shifting work. (IPD Building- 1st Fl- General Surgery & ENT OT)>´
The AHU Fan assembly should be either motor directly coupled with Impeller or Belt driven as per OEM standard suitable for air velocity range 7.3 - 8.2 ft./Sec through the multi-layer (6-8 row)12 mm - 19 mm dia Copper tubes with Alluminium Fins (as per OEM standard). There should be AHU fans of Forward/ Backward Curve, with discharge not less than 3400 CFM, compatable for 415V, 50 Hz supply continuous duty Class IE 1 (Make for Fan Unit - Nicotra/ Kruger/ Caryaire) (Make for Motor - Crompton / Kirloskar/ NEC/ ABB/ Siemens).External Static pressure shall be within 10 - 20 mm Wg +obstruction to overcome hepa filter at laminer bench. There should be electrical interlocking/switching arrangement for running the system in possitive or negetive pressure mode as per requirement. (Make : Zeco / System Air/ Edgetech/Daikin/Jaypee/Carrier India) (AHRI/EUROVENT CERTIFIED) (IPD Building-1st- Fracture Cum Casuality OT, Eye OT & Orthopaedic OT )mïSITC of site assembled type modular single skinned construction with continuous insulation with thermal break. The AHU enclosure's outer skin has to be polymer coated and insulation panel should be made of thermal break profile - PUF insulation with thickness of at least 40mm or better. Extracting stale air @ 345 CFM with the arrangement of VCD and injection of fresh air @ 345 CFM with VCD and mixing chamber for return air and fresh air with 03 (Three) stage filtration system (Prefilter having efficiency (EU - 4/MERV7) 90% down to10 micron & Fine Filter having efficiency 95% down to 5 micron (MERV-14) (Make - FMI/ Spectrum/ Thermi). The addon suitable gadgets shall be a set of control valve with pressure gauge & temparature gauge each AHU.The AHU Fan assembly should be either motor directly coupled with Impeller or Belt driven as per OEM standard suitable for air velocity range 7.3 - 8.2 ft./Sec through the multi-layer (6-8 row)12 mm - 19 mm dia Copper tubes with Alluminium Fins (as per OEM standard). There should be AHU fans of Forward/ Backward Curve, with discharge not less than 4400 CFM, compatable for 415V, 50 Hz supply continuous duty Class IE 1 (Make for Fan Unit - Nicotra/ Kruger/ Caryaire) (Make for Motor - Crompton / Kirloskar/ NEC/ ABB/ Siemens).External Static pressure shall be within 10 - 20 mm Wg +obstruction to overcome hepa filter at laminer bench. There should be electrical interlocking/switching arrangement for running the system in possitive or negetive pressure mode as per requirement. (Make : Zeco / System Air/ Edgetech/Daikin/Jaypee/Carrier India) (AHRI/EUROVENT CERTIFIED) (IPD Building- 1st Fl- General Surgery & ENT OT)A
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mThe AHU Coil to be with hydrofolic coating. The AHU Fan assembly should be either motor directly coupled with Impeller or Belt driven as per OEM standard suitable for air velocity range 7.3 - 8.2 ft./Sec through the multi-layer 12 mm - 19 mm dia Copper tubes with Alluminium Fins (as per OEM standard). There should be AHU fans of Forward/ Backward Curve, with discharge not less than 3400 CFM, compatable for 415V, 50 Hz supply continuous duty Class IE 1 (Make for Fan Unit - Nicotra/ Kruger/ Caryaire) (Make for Motor - Crompton / Kirloskar/ NEC/ ABB/ Siemens). External Static pressure will be within 10 - 20 mm Wg. (Make : Zeco / System Air/ Edgetech/ Daikin/ Jaypee/ Carrier India )(AHRI EUROVENT CERTIFIED) (For IPD Building- 1st Fl.- Pre Operative & Recovery )c
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ÏRMKgs.SQMSq Mtr‚Major & minor civil works required to execute before and after the HVAC works for mending good damages to original finish paintingJobTContract No: WBPWD/SE/NEC/e-NIT-08/2026-27. ØName of Work: Balance work for SITC of Air Conditioning System at Modular OT at IPD building of the newly constructed 250 bedded building under Kaliyaganj SGH, Uttar Dinajpur. RN26000050.,Project ID:- HF252649630S000