The HELI HRFD 315/4/2 axial high-performance fan from Helios is a powerful ventilation fan designed for use in various industrial applications. With a cylindrical duct made of galvanized steel sheet and flanges on both sides, this fan offers a robust and durable construction. The directly driven fan is equipped with a high-performance impeller optimized with profiled plastic blades to ensure efficient air circulation. The fan features a three-phase squirrel-cage motor with a Dahlander winding, allowing for pole-switchable functionality. This design provides a closed, maintenance-free construction equipped with low-noise ball bearings that offer long-term lubrication. The HELI HRFD 315/4/2 is thus a reliable solution for demanding ventilation requirements.

• Cylindrical duct made of galvanized steel sheet for high stability
• High-performance impeller with aerodynamically optimized blades
• Three-phase squirrel-cage motor with Dahlander winding
• Maintenance-free design with low-noise ball bearings
• Flanges on both sides for easy installation.