Discover LONGWELL’s 400mm EC Backward Curved Centrifugal Fan, a cutting-edge solution for advanced air power applications. As a global leader in air solutions, LONGWELL brings you high-performance, energy-efficient, and reliable fans.
Key Features
- High-Performance Impeller: Aerodynamically optimized galvanized metal impeller for high static efficiency, minimal noise emission, and reduced vibration. Robust design for maximum durability.
- GreenTech EC Motor: Integrated EC outer rotor motor ensures exceptional efficiency, economical operation, long service life, and quiet performance. Features precise infinite speed control (0-10V/PWM or RS485 network communication protocol).
- Water-Proof Design: End cap fully encapsulated with internal sealing design, effectively preventing liquid spray. Offers reliable durability with an IP54 protection class.
- Optimal Performance: Boasts a wide operating range (Speed: 1100-2650 RPM, Static Air Pressure: 420-1627 Pa, Air Volume: 3554-9682 m³/h). For example, at 1460 RPM, it delivers a maximum airflow of 3554 m³/h and a static pressure of 546 Pa.
- Motor Protection: Equipped with Tech-Output, SoftStart, Locked-Rotor Protection, Over-Heating Protection, and Over-Loading Protection for enhanced safety and longevity.
Versatile Applications
Widely used in industrial manufacturing, medical equipment, HVAC systems (Air Handling Units – AHU, Heat Recovery Ventilators – HRV, Fan Filter Units – FFU), fresh air purification systems, data centers, refrigerated cabinets, and various equipment cooling systems.
Fans are tested to AMCA 210/211 methods (third-party reports on request); CE (LVD/EMC), RoHS, REACH and ErP compliance; ETL/UL on selected models; ISO 9001/14001/45001 certified factory.
Why Choose LONGWELL? LONGWELL is committed to providing comprehensive, high-quality fan solutions that deliver outstanding performance, ultra-low noise, and reliable durability for diverse industries. Turn to Experts – HVAC&R.