General Introduction:

The DGF series centrifugal air conditioning fan with external rotor motor consists of impeller, casing and outer rotor motor. It has features of big air flow, low noise, compact construction, nice shape and convenient installation. It is widely used in air conditioning system, air curtain system, industrial and mining enterprises or ventilation and air exchange for public places. The medium it carries is air or other not spontaneous combustion gas harmless to the human body. The medium are not allowed to container granular material and the dust volume is not more than 150 mg. Ms.

Model	Revolution (rpm)	Airflow (m ³ /h)	Pitot pressure ( Pa )	Noise dB(A)
2	0.25-4	900-1500	315-295	64
2.25	0.45-4	2300-2900	325-300	66
2.5A	0.55-4	2400-3200	360-340	67
2.5B	0.37-6	2100-2900	215-200	64
2.8A	1.1-4	2600-4600	490-420	69
2.8B	0.5-6	2100-3600	220-190	64