SITC of VRF system for ATC training Room

Amount

SH: I SUPPLY

VRF OUTDOOR UNITS : Supply of Side discharge type VRF outdoor unit of Single module/ Multiple Module based on the specification with Air cooled condensing unit consisting of multi hermetically sealed scroll / Rotary compressors of inverter/digital scroll type with copper tube/aluminium fin condenser coil, variable speed condenser fan/s, initial charge of oil Non Ozone Depleting refrigerant (R-410A) .The ODU should be able to serve a farthest distance of 500m and a height of upto 50m. The system shall be provisioned such that, even if the power supply to any Indoor unit is cut-off, the rest of the system shall be able to continue to function normally.The Cost should consider internal refrigerant piping, expansion valve (if any), drier, sight glass, electrical panel with controls duly wired, starters, high-low pressure cutout, capacity control arrangements,etc. For the VRF SYSTEM (COP shall be more than 3.1 at AHRI-1230 condition of 35 deg C air over condenser coil). The unit shall be suitable for 415±10% volts, 3 Phase, 50Hz, 4 wire electrical power supply. The unit shall be supplied with microprocessor control panel to operate with remote monitoring / control. The unit has to be compatible for any third party BMS. The cost shall include First time Gas Charging for all the above units as per there CU Piping length and the Indoor unit capacity (With R410-A Gas) for both VRV based and DX based units . ODU shall be compatible for bacnet connection with RS 485 port

Supply of VRV BASED HI WALL indoor unit complete with cooling coil, washable type filter, multispeed fan motor, electronic expansion valve, drain pump arrangement with necessary supporting arrangement, controls, decorative panel all complete as required. The blower shall be dynamically balanced and designed for silent operation. The cost shall include cordless remote . Actual cooling capacity at designed operating conditions.Unit shall be supplied with 1.5 rmt power cabling with 3 pin plug.

Hi Wall Unit-1.59TR

Hi Wall Unit-1.28TR

Hi Wall Unit-2.03TR

Supply of necessary Refnet joints as per drawing for the Refrigerant pipes connecting/Branching between Outdoor and Indoor unit.

INSTALLATION

Installation, testing & commissioning of Side discharge type VRF outdoor unit mentioned in Item No. 1 complete as required.

Installation, testing & commissioning of VRV BASED HI WALL indoor unit as mentioned in Item No. 2 complete as required.

Fixing of necessary Refnet joints as per drawing for the Refrigerant pipes connecting/Branching between Outdoor and Indoor unit.

Supply, installation, testing and commissioning of Soft/Hard drawn 18G copper refrigerant pipes to the unit connection with necessary fittings, extension kit and associated accessories. Refrigerant pipes shall be clamped to the with necessary protection Copper refrigerant pipes shall be insulated with 19 mm thick closed cell elastomeric tubular insulation material based on size as mentioned below. The insulation shall be wrapped with black color glass cloth.

Supply & Installation of PVC pipe with 6mm nitrile rubber insulation along with U trap whereever required for Drain pipe. Drain insulation shall be wrapped with black color glass cloth.

Supply and laying of 2C x 1.5 Sqmm flexible sheilded copper cables with 19mm PVC conduit with black paint for communication between VRF ODU & IDU.

Supply and Topping up of Refrigerant Gas R32/R410A.

Wiring for circuit/ submain/power plug wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed 25x12mm uPVC mini trunking as required. - 2 X 2.5 sq. mm + 1 X 2.5 sq. mm earth wire

Supplying and fixing suitable size Modular PVC boxes with modular plate and cover in front on surface or in recess, including providing and fixing 6/16 amps modular 2 module shuttered socket outlet and 16 amps SP one module mini MCB, C series connection etc. as required.

Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray cable tray with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders/supported from wall/floor with suitable means or pedestal including G.I. bolts & nuts, etc as required. - 225 mm width X 50 mm depth X 1.6 mm thickness

Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc including form work etc as required.

CAC ENGINEERS PVT LTD