4-72 low noise and high efficiency Centrifugal Fan

Application

4-72 type centrifugal fan can be used as a general factories and large buildings used indoor ventilation, air transport and the other is not natural, harmless to the human body, to the steel without corrosive gas.

B4-72 type centrifugal fan can be used as a flammable volatile gas of ventilated take a breath

F4-72 type centrifugal fan is made of stainless steel material is used as the transmission of corrosive gas .

Types and explantion

Fan transmission means has the ABCD four types: In the 4-72 type fan, No2.8~6using the A type transmission, No8~12using the C/D type transmission, No16~20using the B type transmission.

Impeller Diameter (mm)	Driving Mode	Spindle Speed (r/min)	Air Volume (m3/h)	Total Pressure (Pa)	Motor Power (kW)
400	Coupling	2900	3242 - 5660	1882 - 2093	4
4500			4613 - 8059	2392 - 2589	7.5 - 11
500			6332 - 11055	2951 - 3197	11 - 18.5
560			8896 - 15531	3703 - 4011	30
630		1450 - 2900	6333 - 22114	1167 - 5080	5.5 - 55
710		1450	9066 - 19207	1333 - 1686	11 - 18.5
800			12969 - 27477	1696 - 2147	18.5 - 30
900			18465 - 39122	2147 - 2716	30 - 45
1000			25330 - 53666	2922 - 3422	55 - 90
1120		960 - 1450	23561 - 68762	1608 - 4295	30 - 160
1250		730 - 1450	24097 - 104816	1157 - 5344	22 - 250
1400		730 - 960	35586 - 93596	1716 - 3187	37 - 160
1600			53119 - 139712	2235 - 4167	75 - 280

The above parameters have not enough detailed if doubt please call letter from the advisory.

Structure

In the 4-72 of No2.8~6 type ventilator have air inlet, impeller, machine casing, motor ,etc. Besides the above parts,there are transmission parts. ( Impeller:4-72 with steel plate,B4-72 with casting aluminums,F4-72 with stainless steel,glass steel and corrosion-resistant material,etc )

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Main Equipment

Dispatching of goods

Notice to Order

Type of fanRotating speedTotal pressure or static pressureFlow rate Qs(m³/s)or Qm (m³/min) or Qh (m³/h)Type of motor (including capacity, speed, voltage, etc.)Orientation of suction and dischargeRotating direction of impeller (view from the motor side ,“Right” denote impeller clockwise rotating, “Left” denote impeller counter-clockwise rotating)

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