BEF-630 EC Backward Curved Centrifugal Fans For AHU

Belmont all-new B-Flowbackward curved centrifugal fan is developed for the purposes of highend HVAC units applications. The impeller, motor and controller of the fan are brand-new

designed that bring the customers better user experience.

● Easy Installation

√ One-piece solution. Motor, blade, guide vane, guard grill and mounting plate are matched

and assembled perfectly with one piece. Users can install the fan assembly easily.

● Excellent Efficiency

√ Industry leading static pressure efficiency meets ErP2015/ErP2020(Draft) Standard

requirements.

√ Aerodynamic efficiency as high as 75% and above.

√ Compact structure external rotor EC motor. Efficiency of each motor meets IE4 standard.

● High Quality

√ Optimized aerodynamic three-dimensional impeller designed by using CFD technology.

√ Industry leading noise level.

√ 40+ reliability tests performed.

● Various Control Functions

√ With 10VDC and 20VDC outputs.

√ Possesses DC 4-20mA, 0-10VDC (15VDC)/PWM signal control.

√ Phase-loss, over-current, over-voltage, over-temperature protections and signal control

and fault alarm functions.

√ RS485 communication function with MODBUS-RTU interface to control and monitor

motor status of on/off, speed and malfunction, etc.ErP2015 Data:

Efficiency ηstatA=69.1%

Efficiency grade Nactual=73.7,Ntarget=62

The fan can be widely used for AHU, data center, fan wall, etc.