Discover LONGWELL’s cutting-edge 355mm EC Backward Curved Centrifugal Fan (LWBE3G355-188NT-29), designed for superior air power solutions. This high-performance fan features a GreenTech EC motor and an aerodynamically optimized aluminum alloy impeller, ensuring high static efficiency, minimal noise emission, minimal vibration, and robust design.
Key Features & Specifications
- Diameter: 355mm
- Supply Voltage: 380V/400V, 50/60Hz
- Motor type: BLEC Motor (GreenTech EC Motor)
- Input Power: 990-3100W
- Air Volume: 5356-8034 m³/h
- Speed: 2100-3800RPM
- Static Air Pressure: 639-2524 Pa
- Protection Class: IP44/IP54 (Water-Proof Design with fully encapsulated end cap and internal sealing)
- Insulation Class: F
- Operation Temperature: -25°C ~ +60°C
- Control: 0-10V/PWM (duty cycle) or RS485 network communication protocol
- Motor Protection: Tech-Output, SoftStart, Locked-Rotor, Over-Heating, Over-Loading Protection
Our centrifugal fans are renowned for their outstanding performance, enabling precise infinite speed control, ultra-low noise, and reliable durability. They are widely used in a variety of applications including industrial manufacturing, commercial buildings, medical equipment, HVAC systems (AHU, HRV-ERV, FFU, Air-Purifier), data centers, fresh air purification, and more.
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.
We are driven by technological innovation to provide comprehensive fan solutions for various industries. LONGWELL fans power your equipment, ensuring high-quality breathing.