Industrial double-flow

Double-flow units

Double-flow units for medium-sized cold rooms

Description

Double-flow evaporating unit or air cooler for medium-sized cold rooms

 

CONSTRUCTION

  • Galvanised steel casing painted with thermosetting polyester paint.
  • Hinged condensate tray.

FANS

  • Low-speed AC axial fans.

REFRIGERATION CIRCUIT

  • Refrigeration circuit made of annealed copper tube.
  • Refrigeration connections to be brazed, with suction line trap integrated in direct expansion units.
  • Electronic expansion valve in R-744 unit (KD-NE version).
  • Solenoid valve in liquid line and adjustable thermostatic expansion valve integrated in the unit, in R-455A units (KD-NN version).

HYDRAULIC CIRCUIT

  • Threaded hydraulic connections on glycol or water units (KD-NH version).
  • Integrated on/off control solenoid valve on glycol or water units (KD-NH version).

COIL

  • High-efficiency air cooling coil, with copper tubes and aluminium fins, with fin spacing of 4 mm in high temperature and 6 mm in positive and negative temperature.
  • Integrated evaporating coil and cold room probes.
  • Air defrost.

CONSTRUCTION

  • Heating kit for high and positive temperature units.
  • External steam humidification kit + steam lances for high and positive temperature units.
  • Integrated steam lances for high and positive temperature units.
  • G3 filter.

REFRIGERATION CIRCUIT

  • Electronic expansion valve in R455A units (KD-NN version).
  • Valves not included in R744 or R455A units (KD-NE or KD-NN versions).
  • Subcooled liquid line in R455A negative temperature unit (KD-NN version).

HYDRAULIC CIRCUIT

  • On/off control solenoid valve not included on glycol or water units (KD-NH version).
  • Flow regulating valve supplied loose. (Accessory)
  • Flow regulating valve with on/off or 0/10 V actuator supplied loose (depending on model, to be checked). (Accessory)

COIL

  • Electric defrost by heaters.
  • Hot gas defrost in R455A units (KD-NN version).
  • Humidity probe in high and positive temperature units.
  • Epoxy coating for the evaporating coil.
  • Aqua Aero® anti-corrosion coating for copper tube and fin coil.
  • Drain heater in positive temperature units.
  • Change of fin spacing (by request).

Industrial double-flow - INTARCON