KWL 300 W ET L

KWL 300 W ET L

Ventilation unit with heat recovery, left-hand version EC-motors, Enthalpy heat exchanger Automatic bypass and Web-server

Ref.-No. 40052

Features

Compact unit with heat recovery for balanced ventilation of residential buildings and apartments. Equipped with EC fans for low energy consumption and a highly efficient plastic heat exchanger. Equipped with ISO Coarse 65% (G4) filter for the outside and exhaust air as standard: An ISO ePM1 50% (F7) fine filter for the outside air is optionally available, which can also be integrated into the unit. Filter change possible without tools. The unit is equipped with a modern Helios easyControls3 control. The unit is operated either via an external control element or via the integrated LAN interface via PC / laptop or mobile devices. Operation via cloud is also possible while on the move. The standard built-in humidity sensor and other optionally available external air quality sensors enable automatic and demand-controlled ventilation. The integrated Modbus / RTU interface or an optional KNX module are available for connection to the building management system.

Technical Data

General Information
Ref.-No.:40052
Type:KWL 300 W ET L
Flow rate free-blowing:270 m³/h
Voltage:230 V , 1 W , 50 ph
Rated current (FLC) uncontrolled:2 A
Nominal power:240 W
Max. air flow temperature:40 °C
IP protection category:34
Connect diameter:125
Weight:40.8 kg
Unit design:left
Installation position:wall
Heat exchanger:plate heat exchanger
ErP-SEV:B
ErP-Vmax:306 m³/h
ErP-Vref:0.06 m³/s
ErP-ηt::71 %
Wiring diagram no.:1433
Acoustic data
Case breakout 30 dB(A) in 1 m