Heat Recovery Ventilation Unit
- Airflow up to 550 m³/h (153 l/s)
- Suitable for homes up to 250 m²
- Reversible left/right-handed configuration
- Installation options: wall-mounted or floor-standing
Airflow and Performance
- Maximum airflow at 100 Pa: 500 m³/h
- Maximum airflow at 200 Pa: 550 m³/h
- Counterflow plate heat exchanger with heat and moisture recovery
- Heat recovery efficiency up to 90.6%
- Moisture recovery efficiency up to 80.5%
Integrated Sensors
- CO₂ sensor
- VOC sensor
- PM particle sensor
- 4 air temperature sensors
- Humidity sensor
Smart Features
- Occupancy detection – analyzes multiple sensor inputs and activates energy-saving mode when needed
- Humidity detection – automatically increases airflow speed when sudden humidity rise is detected
- Automatic summer bypass damper
- Autonomous control – intelligent motor control ensures good indoor air quality and maximum energy efficiency
- Positive pressure mode – temporarily keeps the building under positive pressure; can be automated with a pressure sensor (e.g. kitchen hood operation)
- Boost mode – temporary maximum airflow for rapid ventilation
Technical Features
- High-efficiency EC fans
- Integrated frost protection / preheater
- Rated power: 1.35 kW
- PTC control 0–100%
Control
- Automatic mode – continuously adjustable fan speed 0–100%
- Manual mode – step control 0–10
Optional Accessories
- Constant airflow technology (optional)
- Measures fan pressure and automatically maintains balanced airflow in all conditions
- Wall-mounted remote controller VE1 (optional)
Connectivity and Automation
- LAN and Wi-Fi (2.4 GHz)
- iOS and Android mobile apps
- Full access to all functions and settings
- No separate wall controller required (network connection required)
- Building automation support: Modbus RTU and Modbus TCP (LAN only)
