QR340A

CENTRALISED HEAT RECOVERY UNIT

Whole-house heat recovery unit, suitable for ceiling or false-ceiling installation, for horizontal mounting.

APPLICATION

Whole-house heat recovery unit, suitable for ceiling or false-ceiling installation, for horizontal mounting.

SPECIFICATION

Outer fan casing manufactured from powder coated galvanised sheet steel providing long lasting and robust construction. The unit is finished in white RAL 9010.

Internal structure manufactured from EPP (expanded polypropylene) providing reduced sound emissions and maximised air tightness and thermal insulation.

EC external rotor motors fitted as standard for energy saving. Provided with integral thermal protection, mounted on sealed for life ball bearings.

Backward curved centrifugal impeller dynamically balanced and directly driven by the motor to provide a smooth airflow through the unit.

Highly efficient counterflow heat exchanger to maximise thermal recovery.

 

FEATURES & BENEFITS

Ease of installation: 290mm height (315mm max., including fixing brackets and drain connection) to overcome shallow ceiling voids.

Simplified connection: the product is supplied pre-cabled.

ISO Coarse 60% (G4) filters easy removable for cleaning from the outside: no need to remove the access panel. ISO ePM1 60% (F7) filter on request.

Integral automatic bypass for free cooling during the summer season.

Automatic anti-frost protection to prevent frost building up on the exhaust side of the heat exchanger.

Double drain connections to meet climate requirement.

Tested to the latest standards: units are tested in the TÜV Rheinland recognised laboratory at Aerauliqa, meaning accurate, up to date information on electrical safety, performance and noise level that can be relied upon. Designed and manufactured in accordance with EN60335-2-80 (Low Voltage Directive) and the EMC Directive (Electromagnetic Compatibility).

OPERATION

The unit is supplied with a multi-function LCD display (CTRL-DSP) for automatic control and convenience, providing:

  • 3 speed settings (adjustable).
  • Boost option.
  • Holiday mode.
  • Night mode.
  • Weekly timer.
  • Bypass setting.
  • Airflow balancing.
  • Filter replacement and fan failure indicator.
  • Working hour counter.
  • Setting saving and loading.
  • Suitable for remote ambient sensors (SEN-HY, SEN-CO2 or SEN-PIR).
  • ModBus interface.
  • Connection to remote pre/post heating element.
  • Connection to remote water coil for heating.
ACCESSORIES QR340A

Residential Ventilation

Domestic Ventilation

Commercial

Industrial Ventilation

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