The RUCK DVA 355 EC is a vertical discharge centrifugal fan designed for reliable and energy-efficient operation. It features a backward-curved impeller and a housing made of aluminum AlMg3, ensuring durability and easy maintenance. The fan is equipped with a high-efficiency EC motor that is steplessly controllable, allowing precise speed adjustment. Integrated constant pressure control ensures stable performance, while internal electronic temperature monitoring provides safety and operational reliability. This fan is suitable for applications requiring efficient ventilation with precise control and built-in protection features.