The HELI HQD 355/4/2 axial high-performance fan from Helios is a powerful ventilation fan designed for efficient air circulation in various applications. With its square mounting plate and integrated intake nozzle made of galvanized sheet steel, it offers a robust and durable solution for ventilation. The fan is directly driven and features a high-performance impeller equipped with profiled plastic blades. These blades are aerodynamically optimized, ensuring a high air flow rate of up to 6150 m³/h. The three-phase short-circuit rotor motor with Dahlander winding allows for flexible speed adjustment, while the closed design and low-noise ball bearings ensure maintenance-free operation. This fan is ideal for applications where reliable and powerful ventilation is required.

• High-performance impeller with profiled blades for optimized aerodynamics
• Dahlander winding for speed adjustment
• Maintenance-free operation thanks to closed design and long-term lubrication
• Robust construction made of galvanized sheet steel with double coating.