The HELI HQD 315/4/2 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 inlet nozzle made of galvanized steel, it offers a robust and durable solution for air supply. The fan is directly driven and features a rotor with seven blades made of thermoplastic, ensuring high efficiency and low operating noise. The dynamic balancing according to quality level G 6.3 VDI 2060 and DIN ISO 1940 guarantees vibration-free operation. The three-phase short-circuit rotor motor with Dahlander winding allows for pole-switchable use, while the closed design and maintenance-free, low-noise ball bearings with long-term lubrication support the longevity of the device.

• High air flow rate of 4190 m³/h for effective ventilation
• Dynamic balancing according to quality level G 6.3 for vibration-free operation
• Maintenance-free motor with closed design and long-term lubrication
• Robust construction made of galvanized steel for durability.