SUPPLY, INSTALLATION, TESTING AND COMMISSIONING OF VRV/VRF TYPE AIR CONDITIONING SYSTEM IN BDC AUDITORIUM, NMPA

Supply, Installation, Testing & Commissioning of modular type Variable Refrigerant Flow/Variable Refrigerant Volume air-cooled Outdoor units suitable for cooling and heating, having all hermetically sealed inverter type Scroll Compressor(s), , microprocessor based Controller, top discharge type condensing unit(s), with R410A Refrigerant, vibration isolators, with suitable foundation etc. Complete as required. The unit shall deliver the rated capacity at AHRI Conditions and work even at 50°C ambient temperature without tripping. The unit shall be suitable to work on 400V+/-10%, 3Phase, 50Hz AC power supply. The unit shall be filled with first charge of the refrigerant and ready for use as required. The COP at AHRI conditions shall not be less than 3.1 and IEER not less than 6.5.

Supply, Installation, Testing and Commissioning of following minimum capacity 4-way flow VRV/VRF Cassette Type Indoor ceiling mounted unit equipped with synthetic washable media pre-filter, fan section with low noise fan/dynamically balanced blower, multi speed motor, coil section with DX Copper coil, electronic expansion valve, outer cabinet, drain pump, grill, necessary supports, vibration isolation, cordless remote control etc., suitable for operation on single phase 230V±10%, 50Hz AC supply, complete, as required. The unit shall have automatic force shutdown provision in case of fire on receiving signal from BMS System. The cooling capacity of indoor unit will be at air inlet conditions of 27 Degree CDB and 19 Degree CWB temperature.

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping for VRV/VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastomeric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required :

25.4 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

22.2 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

19 mm dia (OD) (Harddrawn) with tube thickness 1.2 mm with 19 mm thick insulation

15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

12.7 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

9.5 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

Supply, Installation, testing & Commissioning of Refrigerant "Y" /"T" joints with insulation as recommended by manufacturer, suitable for the combination for indoor and outdoor machines

Supply and Installation of PVC condensate drain piping 32 mm dia for AC indoor units with supports, clamps & with insulation

32 mm Dia

25 mm Dia

Supply and filling Refriderent Gas R410 A

Supply, Installation, Testing & Commissioning of horizontal air-in centrifugal type Air Curtain of 3 ft dimension for the main entry door of the auditorium with minimum 800 CFM capacity

Supply and laying 4C X 10 Sq mm Cu flexible cable for feeding power supply to outdoor units

Supply and drawing 1C X 1.5 Sq mm Cu cable for earthing of the equipments as required as per site condition

Supply and drawing 3C X 1.5 Sq mm Cu shielded Communication cables with ISI mark PVC conduit as required as per site condition

Allied Civil/Electrical Works : SITC of suitable distribution board with required MCB's for extending power supply to outdoor units, associated civil works for installation of Indoor/Outdoor units i.e. removing existing false ceiling for taking up the work and refixing in good shape after installation of the indoor units and other associated works as required , termination of the power/communication cables, providing earth connections for the as required. providing MS stands for Outdoor Units as required. Power supply to the Air curtains by suitable cable etc., making core cutting in the wall as required for passing the cables, pipes etc.. This also includes any minor work as required for commissioning of the full VRF/VRV system.

ADITYA ENGINEERS

MARK ENGINEERING INC

MAGNACOOL ENGINEERS