Centrifugal Air-Heaters WFH-C

Air heating supply unit with integrated motor centrifugal fan, water heating coil and panel type air filter on intake.

Air-flow : 1200m3/h – 4500m3/h

Ductwork connectable.

Operation in recirculation, fresh air preheating, or combined function via mixing box – damper.

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Download technical documentation (PDF)

 

Applications

  • Fresh air preheating in bars, restaurants, kitchens, public spaces
  • Industries & Workshops
  • Greenhouses
  • Sports Centers

Characteristics

  • Frame and insulated galvanized casing panels, optional powder coated RAL color.
  • Heat exchanger with 2 or 3 row Cu-Al coil, for water or steam.
  • Centrifugal direct driven 3-speed fan, with double inlet, forward curved blades and quiet operation.
  • G2-G4 category synthetic filter, zigzag type, easily replaceable.

Accessories

  • Mixing box with motorized multi-blade damper.
  • Electrical switching device for protection and control via room thermostat connection.
  • Stainless steel ducted resistors, with electrical control device.
  • Duct sound attenuators.

Type WFH-C 12 13 22 23 32 33 42 43
Coil Rows 2 3 2 3 2 3 2 3
TECHNICAL DATA
Air-Flow [m3/h] 1400 1200 2600 2500 3600 3400 4500 4300
Heating Capacity [KW] 12.7 16.9 22.9 30.3 34.9 46.5 43.6 55.2
Fan Power [W] 150 150 370 370 550 550 750 750
Water-Flow [m3/h] 0.56 0.75 0.65 1.35 1.5 2 1.9 2.5
Voltage [V] 230 230 230 230 230 230 230 230
DIMENSIONS
L [mm] 700 700 900 900 900 900 900 900
A [mm] 500 500 600 600 600 600 700 700
Ø [inch] 1 1 1 1 1 1 1+1/4 1+1/4

Nominal Conditions: Tin,air: 0oC – Twater: 80oC / 60oC