RUCK DHN 355mm 3ph Horizontal Discharge Smoke Centrifugal fan with Motor Out of the Airstream, F400 (400-deg C for 2hours) DHN 355 D4 F4 30

The Ruck DHN 355 D4 F4 30 is a horizontal discharge centrifugal smoke fan designed for smoke extraction and high-temperature ventilation applications. It features a backward curved centrifugal impeller that provides stable and reliable airflow during both normal and emergency operation. The motor is positioned out of the airstream, improving durability when exposed to smoke and hot exhaust gases.

The fan is built with a housing made of aluminum and galvanized sheet steel, including a hinged design and grease drain for easy maintenance. It is equipped with an efficient IE3 motor that is frequency controllable, allowing flexible adjustment of airflow to meet system requirements.

Certified as an F400 smoke extract fan, the DHN 355 D4 F4 30 is suitable for operation at 400°C for up to two hours and for continuous operation at temperatures up to 200°C. An integrated device switch is included for straightforward installation and operation.