tunnel ventilating fan

our exhaust fan have advantage: 1.air flow 44000m3/h,motor 1100w 2.mirror designed balde 3.galvanized layer 180g/m2

Weight balance type exhaust fan (drop hammer type exhaust fan)

1.mirror designed Stainless steel balde,with big air volume,never distortion and broken, the angle of the blades is patented designed

2.Galvanized steel sheet ,the layer of galvanizations more than 180g/m2,one-off moled frame,

3.experiment of homeostasis make the blade work smoothly,nearly no noise and steadily output of air

4.Belt pulley are aluminium magnesium alloy injection moulded ,light and high-strength

5.Adopt auto belt-tensioner which can adjust the loose or tighten of belt and never drop

6 imported bearing with long service

ventilator fan

YWF series external rotor motors are single or 3 phase,with permanent split capacitor,2,4 or 6 poles.The voltage of single phase motor is 220~240V,50Hz/60Hz.The voltage of three phases motor is 380V,50Hz,or according to client's requirement.

Operating with 300 to 630 mm diameter fan blades.

Available with fan guard,and without. Suitable for condensing units for air-conditioning and refrigeration,evaporators,exhaust fans,air heaters.

The insulation class of motors is B.All motors have thermal protector in the winding.

The service life of motors is more than 40,000 hours.

Most of external rotor motors have passed CE,ROHS,UL and  approval.

All our fan have passed CE AND IS09001 Certification

tunnel ventilating fan