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Overview of benefits

The WOLF mechanical ventilation unit designed for comfort provides convenient, energy-saving ventilation all year round.

Suitable for apartments, detached houses and apartment buildings as well as offices.

Using the cross- and countercurrent heat exchanger, heat is withdrawn from the extract air and transferred to the fresh supply air.

Compact design, for wall mounting

Clean, pollen-free fresh air - ventilation with your windows closed, cutting out street noise (not only for allergy sufferers)

Removable plastic cross-countercurrent plate heat exchanger

Bypass as standard

Automatic frost stat control

Constant flow fans

Low energy consumption thanks to DC fans

BM-2 for operation (optional)

Electr. 1000-W preheating coil integrated in the appliance

Filter category ISO coarse 60% / ISO ePM1 50% as optional accessory

Unit fully wired.

Filter change requirement indicated on the appliance, programming unit or 4-step switch

DIBt approval and passive house certificate

Specifications

Model type
CWL-300 Excellent
CWL-400 Excellent
Energy efficiency class
A
A
Max. air handling rate at 150 Pa
m³/h
300
400
Max. heat provision efficiency
%
89
93
Height
mm
765
765
Width
mm
677
677
Depth
mm
564
564
Duct connection diameter
mm
160
180
Filter category
ISO coarse 60% (ISO ePM1 50% as accessory)
ISO coarse 60% (ISO ePM1 50% as accessory)
Power factor
Cos φ
0.37 - 0.51
0.38 - 0.61
Power consumption
W
3 - 138
3 - 172
Power consumption
W
58 (at 225 m³/h and 100 Pa)
84 (at 300 m³/h and 100 Pa)
(without preheating coil)
Weight
kg
38
38
IP rating
IP
30
30
Electrical connection
230 V / 50 Hz
230 V / 50 Hz

Specifications

  • CWL-300 Excellent

  • CWL-400 Excellent

    Energy efficiency class
    A
    A
    Max. air handling rate at 150 Pa (m³/h)
    300
    400
    Max. heat provision efficiency (%)
    89
    93
    Height (mm)
    765
    765
    Width (mm)
    677
    677
    Depth (mm)
    564
    564
    Duct connection diameter (mm)
    160
    180
    Filter category
    ISO coarse 60% (ISO ePM1 50% as accessory)
    ISO coarse 60% (ISO ePM1 50% as accessory)
    Power factor (Cos φ)
    0.37 - 0.51
    0.38 - 0.61
    Power consumption (W)
    3 - 138
    3 - 172
    Power consumption (W)
    58 (at 225 m³/h and 100 Pa)
    84 (at 300 m³/h and 100 Pa)
    (without preheating coil)
    Weight (kg)
    38
    38
    IP rating (IP)
    30
    30
    Electrical connection
    230 V / 50 Hz
    230 V / 50 Hz