Model 4-72 centrifugal fan

Model4-72 centrifugal ventilator is for application of ventilating factories and large buildings

Model4-72 centrifugal ventilator is for application of ventilating factories and large buildings as well as conveying of air and non-hypergolic gas which is non-harmful to human body and non-corrossive to steel.It also can be used for ventilation of in flammable volatile gas which is free of viscous substances and contains not more than 150 mg/m3.Dust and hard particles.The gas temperature shall not exceed 80.The ventilator has four structures:A,B,C,D.

B4-72 is an explosion proof centrifugal ventilator.

F4-72 is an anti-corrosive centrifugal ventilator.

WT4-72 is a centrifugal ,high-pressure and small flow attic ventilator with the same power capacity as that of Model4-72 centrifugal ventilator.

model(No.)	flowm3/h	Total pressurepa	motor
			Type	power (kw-p)
2.8A	1131/2356	994/606	Y90S-2	1.5-2 single/three phase
3.2A	1688/3517	1300/792	Y90L-2	2.2-2 single/three phase
	884/1758	324/198	Y90S-4	1.1-4 single/three phase
3.6A	2644/5268	1578/989	Y100L-2	3.0-2 three phase
	1332/2634	393/247	Y90S-4	1.1-4 single/three phase
4A	4012/7419	2014/1320	Y132S1-2	5.5-2 single/three phase
	2006/3709	501/329	Y90S-4	1.1-4 single/three phase
4.5A	5712/10562	2554/1673	Y132S2-2	7.5-2 three phase
	2856/5281	634/416	Y90S-4	1.1-4 single/three phase
5A	7728/15455	3187/2019	Y160M2-2	15-2 three phase
	3864/7728	790/502	Y100L1-4	2.2-4 three phase
6A	6677/13353	1139/724	Y112M-4	4.0-4 three phase
	4420/8841	498/317	Y100L-6	1.5-6 three phase

Model 4-72 centrifugal fan