Zehnder ComfoAir 155 WMe

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

1. 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 ⏳

2. Zehnder ZGS1
   A three-position switch for manual selection of ventilation flow rate.

3. Zehnder ZGS2
   A two-position switch for manual selection of ventilation flow rate.

Room Sensors Options

1. Zehnder AQR - Air Quality Sensor 🌍

   • Detects pollutants (hydrogen, CO, methane, ethanol, isobutane)
   • Adjustable overrun timer (2-40 mins) ⏲️

2. Zehnder PIRR - Passive Infra-Red Movement Sensor 🚶

   • Senses movement up to 7m
   • Adjustable overrun timer (2-40 mins) ⏲️

3. Zehnder HHR - Humidity Sensor 💧

   • Set humidity activation between 30-90%
   • Adjustable overrun timer (2-40 mins) ⏲️

4. 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 🌐