Providing VRV/VRF enabled conditioned environment for scientific equipment installed at Central Research Facility, IIT Ropar including providing suitable protection to the installed equipment with five year CAMC

Outdoor Unit

Supply, Installation, Testing & Commissioning of factory fitted microprocessor based self-diagnostic auto check VRV/VRF system outdoor unit equipped with PCBs, accumulator, oil separator, brushless DC inverter fan motor, OEM self- manufactured hermetic sealed multi valve scroll type compressors. Compressor should be based on low pressure shell technology for longer life with integrated IPM & PWM to ensure effective operation even at low/partial load conditions for better efficiencies. Compressor shall be fixed in metallic chamber for lower noise with enhanced fire safety protection. Outdoor unit shall be equipped with highly efficient induction type heater using eliminated wasted heat. VRT/VET system shall be based on advanced & automatically modulation evaporating refrigerant temperature between 0°C to 11°C for instant cooling and better energy efficiency as per user's demand. Outdoor units shall be essentially equipped with safety devices like fuse, noise filter PCB, low pressure switch, high pressure switch, pulse based LEV for optimized refrigerant flow control, isolating valve, protective corrosion resistant polyester coating on panels, hydrophilic coating on Aluminium fins, protective polyurethane coating on PCB, OEM provided Inbuilt automatic reverse phase detector & sequencer/corrector to avoid any kind of failure due to phase sequence reversal which makes system reliable and redundant. Heat exchanger must be essentially equipped with internally grooved copper tubes for better heat exchange performance and operate in extreme conditions i.e. even at ambient temperature of 52°C or more. Outdoor units shall be pre-charged with R410A gas, pump down function and shall also be equipped with charging valve/ports for additional charge of refrigerant as per site requirement. All outdoor unit shall be able to perform in duty cycle mode to optimize wear and tear of system when more than one outdoor unit is connected to a circuit. Outdoor units must also be equipped with four-way valve for necessary provision of heating during winters. All outdoor shall have approximately following as per OEM standards rated capacities at ARI conditions and, with the criteria of delivering 95% capacity at 43 °C being most likely temperature to occur during summers. (All Unit shall confirm the detailed specification of tender document and providing power/ control cabling/earthing of indoor unit complete with supplying of all material in all respect as per specifications and any other items required to make the system complete as required). MAKE: MITSUBISHI, FIJITSU GENERAL, DAIKIN

42 HP Heating and cooling Top Discharge

Indoor Unit

Supply, Installation, Testing and Commissioning of VRV/VRF Cassette type indoor units with factory fitted electronic expansion valve, multi speed fan motors, dynamically balanced blowers, synthetic washable plasma media filter with hydrophobic coating on cooling coil. Electronic components like PCBs must be essentially enclosed in a metal box compartment being integrated part of indoor unit to ensure enhanced fire protection with auto by pass technology allowing uninterrupted operation of indoor units connected to a circuit in event of break down in any indoor connected to same circuit. All indoor units shall have individual fan speed and temperature control mechanism to be operated from corded remote. In addition to all indoor units can also be operated from central remote control. (All Unit shall confirm the detailed specification of tender document and providing power/ control cabling/earthing of indoor unit complete with supplying of all material in all respect as per specifications and any other items required to make the system complete as required). MAKE: MITSUBISHI, FIJITSU GENERAL, DAIKIN

Cassette AC 4.0 TR/ 5.0 HP

Cassette AC 2.6 TR/ 3.2 HP

Cassette AC 2.0 TR/ 2.6 HP

Cassette AC 1.6 TR/2.0 HP

Hi wall 2.0 TR or equivalent

Supply Installation testing and commissioning of Inverter Type Split AC with time scheduler. MAKE: MITSUBISHI, FIJITSU GENERAL, DAIKIN

1.5 TR Split AC

Supply Installation testing and commissioning of Corded remote controls. MAKE: MITSUBISHI, FIJITSU GENERAL, DAIKIN

Corded remote controls (1 for each indoor unit)

Supply Installation, Testing and commissioning of fittings Y-joints etc as per specifications. MAKE : MITSUBISHI, FIJITSU GENERAL, DAIKIN

Supply Installation, Testing and commissioning of fittings Outdoor connecting kit etc as per specifications. MAKE : MITSUBISHI, FIJITSU GENERAL, DAIKIN

Refrigerant Piping for VRV units

SITC of Copper tubes 99.90% pure copper and Phosphorous 0.015 to 0.04% confirming to ASTM B280/ JIS H3300:1997/ EN12735-1 or equivalent, manufactured using High Residual Phosphorous De-oxidised Copper Alloy C1220. Tubes shall be horizontally marked with Brand, Standard, Dimensions printed on the Tube with necessary factory test certificates. copper refrigerant pipe work 19 mm / 13 mm thick duly insulated with Nitrile insulation between indoor and outdoor units as per specifications. Make - Mexflow/Mandev Copper Tubes. Note: The vendor has to get the route and sizing approved from the Engineer in Charge before starting the work at site. Pipe Sizes Included (Outer Diameter × Insulation Thickness): 1. 41.3 mm OD with 19 mm insulation 2. 34.9 mm OD with 19 mm insulation 3. 28.6 mm OD with 19 mm insulation 4. 22.2 mm OD with 19 mm insulation 5. 19.1 mm OD with 13 mm insulation 6. 15.9 mm OD with 13 mm insulation 7. 12.7 mm OD with 13 mm insulation 8. 9.5 mm OD with 13 mm insulation 9. 6.4 mm OD with 13 mm insulation Note : No additional payment will be made beyond the quoted price. Vendor should refer to drawings and visit site to understand the scope of work.

DRAIN PIPING

Supply, Installation, testing and commissioning of PVC drain water piping complete with fittings, supports as per specifications and insulated with 9 mm thick insulated with nitrile rubber insulation. MAKE: PRINCE, SUPREME, FINOLEX, KISAN

Supply, Installation, testing and commissioning of PVC drain water piping complete with fittings, supports as per specifications and insulated with 9 mm thick insulated with nitrile rubber insulation. MAKE: PRINCE, SUPREME, FINOLEX, KISAN. Pipe sizes included: 1. 50 mm dia 2. 40 mm dia 3. 32 mm dia 4. 25 mm dia Note: No additional payment will be made on and above the quoted price. Vendor should refer to drawings and site visit for quantity estimation.

Supply, Installation, Testing and Commissioning of Covered Cable Tray. Cable tray size included: 1.150 mm x 50 mm 2. 100 mm x 50 mm Note: No additional payment will be made beyond the quoted price. Vendor should refer to drawings and visit site to understand the scope of work

CONTROL & TRANSMISSION WIRING

Supply, Installation, Testing and Commissioning of control cum transmission wiring of 2 core x 1.5 sq mm FRLS copper wire including suitable PVC conduits between indoor & outdoor units to central remote controllers & for connections between indoor unit to remote control. Note: No additional payment will be made beyond the quoted price. Vendor should refer to drawings and visit site to understand the scope of work

Supply, Installation, Testing and Commissioning of control cum transmission wiring of 3 core x 1.5 sq mm FRLS copper wire including suitable PVC conduits from panel to indoor & outdoor units. Note: No additional payment will be made beyond the quoted price. Vendor should refer to drawings and visit site to understand the scope of work

Supply, Installation, Testing and Commissioning of Electrical wiring of 4 core x 25.0 sq mm FRLS copper wire including suitable PVC conduits between Panel to Outdoor units. Note: No additional payment will be made beyond the quoted price. Vendor should refer to drawings and visit site to understand the scope of work

Supply, Installation, Testing and Commissioning of control cum transmission wiring of 5 core x 2.5 sq mm copper wire in suitable PVC conduits from panel to indoor & outdoor units. Note: No additional payment will be made beyond the quoted price. Vendor should refer to drawings and visit site to understand the scope of work

Providing Ladder, scaffolding undertaking civil and electrical works , making good the damage done, covering of installed equipment and other miscellaneous works.

Comprehensive Annual Maintenance services for 4 years after completion of defect liability period and preventive annual maintenance service for the defect liability period. The charges would be released on quarterly basis after providing satisfactory services.

First Year Annual Maintenance Services (including one year Defect liability period - DLP)

Second Year Comprehensive Annual Maintenance Services

Third Year Comprehensive Annual Maintenance Services

Fourth Year Comprehensive Annual Maintenance Services

Fifth Year Comprehensive Annual Maintenance Services

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