WS-Water Source-R22; R407C

Unique-WS air conditioners are operating with water cooled condensing unit and can be utilized in applications such as residential, industrial and commercial buildings, offices, schools and other facilities. The operation of Unique-WS air conditioners is quiet and durable with low maintenance requirements and provides efficient year-round cooling and heating.
Unique-WS air conditioners are available in wide range of capacities and can be combined with electric heating elements. The units are suitable for cooling tower installations, ground water sources or open water circuits. 

 

 

Mode

Cooling Capacity*

 

Watt

Btu/h      

WS - 12

3795

12950

WS - 15

4440

15150

WS -22

6419

21900

WS - 28

8353

28500

WS - 36

10551

36000

WS -43

12749

43500

WS - 48

14068

48000

WS - 54

15826

54000

WS - 61

17878

61000

WS - 75

21981

75000

WS - 85

24912

85000

WS - 102

29894

102000

WS - 120

34402

120800

WS - 144

42292

144800

WS - Split Condenser Units

*AIR Entering Temperature 27 C db/ 19 C wb

*Entering Water Temperature 29 C / 85 F

                                


 

Features and Accessories  

 

Standard Features:                   

 

         Broad range of designs and capacities for Single Package Units, Split  Units and Consoles.

         Factory assembled and tested, factory wired and gas charged.

        Cabinets constructed of durable, heavy gauge galvanized steel with thermal and acoustic insulation sheets.

        Very quiet operation compressor mounted in insulated compartment.

        Hermetically sealed compressors equipped with internal thermal protection. 

         Large and easily accessible service doors on all sides of the unit.

         Standard layout includes front or side air discharge.

         Suitable for duct-type installation.

        Statically and dynamically balanced centrifugal fan with direct driven 3 -speed motor.

        Compact and high efficiency coaxial refrigerant-to-water heat exchanger;made of copper inner water tube and steel refrigerant outer tube: rated to withstand 34-bar (500 psi) working refrigerant pressure and 27-bar (400 psi) working water pressure.

        Coils made of high quality copper tubing expanded into aluminum fins rated to withstand 28.9-bar (425 psi) working refrigerant pressure.

         Refrigerant charge R407C or R22.

 

Standard Accessories:                

 

         Suction Accumulator.

         4-Way reversing valve for heat pump heating mode.

         Thermostatic expansion valve on high capacity units.

         Compressor crankcase heater on 3-phase compressors.

         High and low pressure switches.

         Freezing protector.

        Safety thermostat and differential pressure switch on units with electric heating elements.

        Advanced control system includes mode selection, temperature control, time programming, and failure read-out.

 

 

     

 

 

Optional Features:

 

         Electric heating elements.

         Oven-baked, pre-painted cabinets.

 

Optional Accessories:

 

         Head pressure control.

         Compressor overload protection.

         Compressor crankcase heater.

         Return air sensor. 

 

 


 

 Control System 

Control Box:

 

         Factory furnished and pre-wired control box, located within the unit.

         Includes all necessary components to allow proper operation of the equipment.

         Combines all unit protection devices such as low/high pressure switches, lockout relay, overheating protection of electric heaters etc.

 

Main Control Board:

 

         Multi-purpose control board.

         Designed to provide control of the entire unit. The board contains outputs     for unit status and fault

         detection and is suitable for cooling applications, heat pump applications    and heat pump with electric heating elements.

 

Thermostat:

 

         Wall-mounted thermostat.

         Features local temperature read-out and adjustment, on/off buttons, mode adjustment and fan adjustment.

         In case of failure, diagnostic failure codes are clearly displayed on the thermostat display.

         The thermostat connects to the control box with quick-connecting wire harness.

 

 

                     

 

 

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