


Description
Zehnder ComfoAir 155 WMe for wall or cupboard mounting - CA155WMe-GB
The Zehnder ComfoAir 155 WMe is a wall-mounted MVHR unit suitable for properties up to 150m² and manufactured in Germany to a high standard .
This unit is similar to the 155WM but has a lower SF and energy rating (A), as well as a reduced heat recovery rate.
BPC Ventilation are the largest independent MVHR specialists and provide lifetime technical support on our top-quality systems.
Key Features
- Suitable for home sizes up to 150m²
- Airflow rate @100Pa: 285m³/h
- 90% heat recovery efficiency
- 100% full and filtered modulating summer bypass
- Internal humidity sensor
- SFP as low as 0.5 wls
- Left- or right-hand configuration via software
- 100% variable AUX speed for way mode, medium speed, or purge boost
- BMS compatibility option
- Volt free contact
- Adaptive comfort technology
- G3 filtration
- Tool-free filter access
- SAP Appendix Q listed
Controllability
The Zehnder ComfoAir units offer optional boost switches and room sensors for demand-controlled ventilation.
Inputs
- Volt free contact boost capability
- 240v switched live capability
Wall Controllers Options
-
Zehnder ZGRC1
A two-position switch allowing manual selection of ventilation system flow rate.
Key Benefits:- 2 separate ventilation flow rate options
- Summer bypass indicator
- Frost protection indicator
- Service & maintenance alert
- Automatic switch-back to low speed after pre-set time
-
Zehnder ZGS1
A three-position switch for manual selection of ventilation flow rate. -
Zehnder ZGS2
A two-position switch for manual selection of ventilation flow rate.
Room Sensors Options
-
Zehnder AQR - Air Quality Sensor
- Detects pollutants (hydrogen, CO, methane, ethanol, isobutane)
- Adjustable overrun timer (2-40 mins) ⏲
-
Zehnder PIRR - Passive Infra-Red Movement Sensor
- Senses movement up to 7m
- Adjustable overrun timer (2-40 mins) ⏲
-
Zehnder HHR - Humidity Sensor
- Set humidity activation between 30-90%
- Adjustable overrun timer (2-40 mins) ⏲
-
Zehnder THR - Temperature Sensor
- Set temperature activation between 5-35°C
- Fixed 2-minute overrun timer ⏲
BMS Control
BMS integration is possible .
Integral Humidity Sensor
The integral humidity sensor increases speed in proportion to relative humidity levels, saving energy and reducing noise.
Installation
- Wall bracket included with the unit
- Special pod wall/cupboard mounting option available (ideal for secure fixing during pod transportation)
Construction
- Manufactured with EPP and plastic outer covers
Motors
- High-quality EC motors
Filtration
- 2 x G4 filters are fitted (easy to replace)
- Optional G4 filter for air supply
Summer Bypass
- 100% Summer By-Pass functionality
Low Noise Levels
- Quiet operation for comfort
Heat Exchanger
- Efficient heat recovery
Frost Protection
- Equipped with a frost protection program
Orientation
The unit can be changed from left- or right-hand configuration via software alone, with no mechanical alteration needed .
Warranty
- 2-year warranty, extendable to 6 years (register through the Zehnder website within 6 months of purchase)
Approvals
- SAP Appendix Q listed
Accessories
- Various additional accessories available to complete your ventilation system setup .
Further Information
For more details, visit the manufacturer's website