The HELI KRW EC 355/60/30 duct fan from Helios is a highly advanced radial fan specifically designed for direct installation in rectangular duct systems. With a backward-curved impeller made of plastic and galvanized steel, this fan provides efficient air circulation and vibration-free operation. The housing made of galvanized sheet steel is robust and durable, while the space-saving design allows for easy integration into existing systems. The pivoting fan unit facilitates access for maintenance and ensures user-friendly handling. The energy-saving EC external rotor motor guarantees high efficiency and stepless speed control, allowing for precise adjustment to specific requirements. Additionally, the fan is equipped with integrated electronic temperature monitoring for added safety. The HELI KRW EC duct fan is therefore a reliable solution for efficient ventilation in various applications.

• Backward-curved impeller blades for high efficiency
• Energy-saving, speed-controllable EC external rotor motor
• Integrated electronic temperature monitoring
• Vibration-free operation through dynamic balancing
• Service-friendly, pivoting motor-impeller unit.