Zehnder ComfoAir 155 CM for ceiling mounting
Product Part Number
CA155CM-GB
Description
Zehnder ComfoAir 155 CM - CA155CM-GB
The Zehnder ComfoAir 155 CM is a ceiling mounted MVHR unit suitable for properties up to 150m2 and manufactured in Germany to a high standard
This unit has a (A+) energy rating
BPC Ventilation are the largest independent MVHR specialists and supply lifetime technical support on our top-quality systems
Key features
- Suitable for home sizes up to 150m2
- Airflow rate @100Pa - 285m3/h
- 93% heat recovery efficiency.
- 100% full and filtered modulating summer bypass.
- Internal Humidity sensor
- Left- or right-hand configuration through software
- 100% variable AUX speed for use as a 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 have an optional selection of boost switches and room sensors for demand controller ventilation
Inputs
- Volt free contact boost capability.
- 240v switched live capability
Wall controllers (optional)
There are 3 options of additional wall controller
Zehnder ZGRC1
The Zehnder ZGRC1 is a two-position switch designed to enable the user to manually select the desired ventilation systems flow rate and provide system notifications
Key Benefits
- 2 separate ventilation flow rate options to select in 1 controller
- Summer bypass indicator
- Frost protection indicator
- Service and Maintenance alert
- Automatic switching back to low speed after a pre-set time period to avoid the unit accidentally being left in its high speed
Zehnder ZGS1
The Zehnder ZGS1 is a three-position switch designed to enable the user to manually select the desired ventilation systems flow rate
Zehnder ZGS2
The Zehnder ZGS2 is a two-position switch designed to enable the user to manually select the desired ventilation systems flow rate
Room Sensors
Zehnder AQR
The Zehnder AQR remote air quality sensor enables a signal to be sent to the ventilation system to automatically place the unit into a higher flow rate.
Key Benefits
- Set activation level covering a range of pollutants such as hydrogen, CO, methane, ethanol and isobutane
- Adjustable overrun timer between 2-40 minutes
Zehnder PIRR
The Zehnder PIRR remote passive infra-red movement sensor enables a signal to be sent to the ventilation system to automatically place the unit into a higher flow rate.
Key Benefits
- Senses movement up to 7 m away
- Adjustable overrun timer between 2-40 minutes
Zehnder HHR
The Zehnder HHR remote humidity sensor enables a signal to be sent to the ventilation system to automatically place the unit into a higher flow rate.
Key Benefits
- Set humidity activation between 30-90% relative humidity
- Adjustable overrun timer between 2-40 minutes
Zehnder THR
The Zehnder THR remote temperature sensor enables a signal to be sent to the ventilation system to automatically place the unit into a higher flow rate.
Key Benefits
- 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
bracket is included with unit
Construction
The Zehnder range are manufactured of EPP with plastic outer covers
Motors
Quality EC motors
Filtration
- 2 x G4 filters are fitted to the unit that are easy to replace
- Optional G4 to air supply
Summer By-Pass
The Zehnder range of units have a 100% summer by-Pass
Low Noise Levels
Heat Exchanger
Frost Protection
The unit has a frost protection programme
Orientation
The unit can be changed from Left- or right-hand configuration through software alone, with no mechanical alteration or alternative configuration of unit required
Warranty
Zehnder offer a 2-year warranty but can be extended to 6 years by registerable through Zehnder Website within 6 months of purchase (Homeowner registration | Zehnder Group UK)
Approvals
The Zender range units are SAP appendix Q listed
Accessories
Further Information
Further information is available on the Manufactures website (Click Here)
