S.I.T.C. of VRV Air Conditioning system at of 5th Floor, WCD HQ, ISBT Building Kashemere Gate, Delhi

Amount

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), minimum two compressors for above 14 HP modules, microprocessor based Controller, top discharge type condensing unit(s), with R 410 A 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%, 3 Phase, 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 . a) 18HP

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, multispeed motor, coil section with DX Copper coil, electronic expansion valve, outer cabinet, drain pump, grill, necessary supports, vibration isolation, cord less remote control etc., suitable for operation on single phase 230 V ± 10%, 50Hz AC supply, complete, as required. The unit shall have automatic force shut down 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 C DB and 19 Degree C WB temperature. a) 2 TR

Supply, installation, testing and commissioning of following minimum capacity VRV/VRF High wall type Indoor unit equipped with washable synthetic media pre-filter, fan section with low noise fan/dynamically balanced blower, multispeed motor, coil section with DX copper coil, electronic expansion valve, outer cabinet, cord less remote control, drain pan, necessary accessories etc., suitable for operation on 230 V ± 10%, 50 Hz, single phase AC supply, complete as required. The unit shall have automatic force shut down 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 C DB and 19 Degree C WB temperature. a) 1.45 TR

Supply, Installation, testing and commissioning including vacuumization 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 elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : a) 6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

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

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

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

e) 19 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19 mm thick insulation

f) 22.2 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19 mm thick insulation

g) 25.4 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19 mm thick insulation

h)28.58 mm dia (OD) (Hard drawn) with tube thickness 1.2 mm with 19 mm thick insulation

Supply of 2x1.5 sq.mm size PVC insulated, PVC sheathed armoured, copper conductor power cable of 1.1 kV grade (ISI marked) as reqd.

Supply of 4x10 sq.mm size PVC insulated, PVC sheathed armoured, copper conductor power cable of 1.1 kV grade (ISI marked) as reqd.

Supply of 4x16 sq.mm size PVC insulated, PVC sheathed armoured, copper conductor power cable of 1.1 kV grade (ISI marked) as reqd.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. a) Upto 35 sq. mm (clamped with 1mm thick saddle)

Supplying and making end termination with brass compression gland and copper lugs for following size of PVC insulated and PVC sheathed / XLPE aluminum conductor cable of 1.1 kV grade as required a) 2 X 1.5 sq. mm

b) 4 X 10 sq. mm

c) 4X 16 sq. mm

SITC of Y joint to connect above mentioned outdoor/indoor units

Providing and fixing uPVC complete with all uPVC fittings such as Tee/Elbow/Nipple, sealing compound etc. i/c insulation over the pipe with following with 9 mm thickness Nitrile rubber, adhesive etc. complete as required. a) 25 mm dia (with 9 mm insulation)

b)32 mm dia (with 9 mm insulation)

c) 50 mm dia (with 9 mm insulation)

Servicing of existing 14 HP O-General make VRV out door unit i/c checking of checking tightening of connection, oiling greasing of fan motors etc. complete as required

Pressure testing of the refrigerant line (both liquid and gas) of existing VRV unit of 14 HP with nitrogen gas i/c vacuumization, repairing, brazing etc. complete as required

Charging of refrigerant gas (R410a) in the existing 14 HP VRV unit etc. complete as required.

juhi and jai contractors pvt ltd

M/S COOLREF ENGINEERS