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WLA Precision R407

Electrical Enclosure Cooling (Liquid Chillers)


  • Horizontal structure
  • WLA R407C: four lateral accesses for easy maintenance
  • Zinc-plated steel base, polyester powder RAL9005 orange peel finished
  • Panels zinc-plated steel, polyester powder RAL7035 orange peel finished
  • Base with mounting hole for wheels kit
  • Arranged for lifting with lift truck or with crane with ropes

  • Refrigerant Circuit
  • Single circuit air condensed
  • One scroll compressor
  • Ecological refrigerant gas R407C mod. C8…H8
  • Ecological refrigerant gas R410A mod. J0…M7
  • Condenser with aluminium fins
  • Evaporator : stainless steel plate
  • Thermostatic Expansion valve

  • Hydraulic circuit
  • Standard equipment with pump and tank
  • Fluid: water and antifreeeze
  • Non ferrous circuit std.
  • Centrifugal pump
  • Adjustable by-pass with manometer
  • Electrical level indicator std.

  • Electrical Circuit
  • Electrical panel for outdoor installations
  • Control panel with general switch and alarms diagnosis
  • Electronic thermostat with temperature precision +/-2K
  • Power supply and signals on terminals
  • Standard signals: general alarm, on-off remote control
  • Signals on request: electrical level, flow switch
  • Antifreeze protection

  • These units are chillers for process cooling that are not covered by the regulations for MT (Medium Temperature – EU 2015/1095) and HT (High Temperature – EU 2016/2281).
    The working limits for the fluid temperature, are:
    base units: +13°C ÷ +25°C
    units for low water temperature: -5°C ÷ +1°C