Bathroom Fan Design

Art. 87-3874
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Moisture-controlled fan with elegant front panel. Moisture sensor with timer. IP34.
  • Moisture controlled: Pre-adjustable 60-90 % RH. The fan starts automatically and continues to run until the end of the pre-set runtime.
  • Timer: Runtime can be pre-set between 2 and 30 minutes.
  • For continual operation.
  • Adapter for pipe connection (ø100 mm).

Technical data
Panel dims: 170 x 150 mm
Adapter dims: ø100 mm
Voltage: 220-240 V~ 50 Hz
Enclosure class: IP34
Protection class II (double-insulated)
Moisture sensor: 60 to 90 % RF, adjustable
Post-operation runtime: 2 to 30 minutes, adjustable
Operating temperature: +1 °C to +45 °C
Ambient temperature: min: +1 °C, max: +40 °C 
Product Sheet  
Specific Energy Consumption (SEC): SEC
Cold -53.3 kWh/(m² and year)
Medium -26.2 kWh/(m² and year )
Hot -11.6 kWh/(m² and year)
Type of ventilation unit: One-way
Type of drive unit: Multi-speed
Maximum airflow: 88 m³/h
Noise level: 53 dB(A)
Max. output: 14 W
Reference flow: 0.017 m³/s
Specific Power Input (SPI): 0.102 W/(m³/h)
Type of control: Local demand control
Maximum external leakage: 2.7 %
Annual Electricity Consumption (AEC): Cold 0.8 kWh/year
Medium 0.8 kWh/year
Hot 0.8 kWh/year
Annual Heating Saved (AHS): Cold 59 kWh/year
Medium 30.2 kWh/year
Hot 13.6 kWh/year

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