Industrial Centrifugal Fan

4-72 High Quality Centrifugal Fan

4-72-A Model Highlights:

 

  • Model No2.5A to No7A of 4-72 type centrifugal fan is made by impeller, casing, air inlets and direct motor.
  • The impeller is made by 10 retroverted wing type blades, front plate and back plate.
  • They are made of steel board or cast iron, revised by static and dynamic equilibrium, with a perfect aerodynamic performance, high efficiency and running smoothly.
  • The casing is made with two types, the casing of model from No.2.5A to No.7A are made with fixed structure, can't be separated.
  • The air inlets of the fan is also made with fixed structure, located at the side of the fan, curve shape with the section of axial parallel,
  •  Air can be smoothly enter the impeller more efficiently.

 

Three Phase Centrifugal Fan

 

4-72-A Model Features:

: Material Properties

: Featured by high efficiency, low noise, wide use and steady pressure curve, 4-72 type is an ideal equipment for gas recycling, indoor ventilation & coolingin mining enterprises, coliseum operahouse, basement, large and small hotels, restaurants, shopping malls and major building. Model from No2.5A to 7A are used B35 type motor with flange plate and footing, model No6 to No12C or motor for D series can select the motor from the YB series of Y series, installationrefer to B3.(Details within manual book of 4-72C and D series.) F4-72 type centrifugal fan is made of stainless steel to ensure its ability to deliver corrosive gas or high-temperature gas higher than 500 degrees. The product performance and foundation size are the same comparing with 4-72.

: Benefits

:The transporting medium is air or other non- spontaneous-combustion and non- explosive -combustion air with no harm to human. With an anti-explode motor, B4-72 can use for ventilation of volatile flammable gases. The air transferred shall not contain any adhesive material, dust and grain and the concentration shall not exceed 150mg/m3, with the temperature no higher than 80℃。

: Fan Structure

: B4-72 type centrifugal fan can be used to ventilate the volatile gas, the products performance, selection, dimension and foundation size are the same comparing with 4-72.

: Model Selection

: Model from No2.5A to 7A are used B35 type motor with flange plate and footing, model No6 to No12C or motor for D series can select the motor from the YB series of Y series, installationrefer to B3.(Details within manual book of 4-72C and D series.) 

Model Power
(KW )
RPM
(r/min)
Air volume(m³/h) Pressure(Pa )
2.5A 0.75 2800 1223~1981 855~482
2.8A 1.5 2800 1131~2356 994~606
1.1 2800 1224-2408 963-596
0.75 1400 688~1210 214~102
3.2A 2.2 2800 1688~3517 1300~792
1.5 2900 1527-3383 1205-648
1.1 1400 844~1758 324~198
3.6A 3 2900 2664~5268 1578~989
2.2 2900 2436-5042 1552-1086
1.1 1400 1332~2634 393~247
4A 5.5 2900 4012~7419 2014~1320
4 2900 3669-6988 2105-1275
1.1 1400 2006~3700 501~329
4.5A 7.5 2900 5712~10562 2554~1673
1.1 1400 2856~5281 634~416
5A 15 2930 7728~15455 3187~2019
11 2900 7446-13821 3043-1779
2.2 1420 3864~7728 790~502
5.6A 22 2930 10122~25736 4152~2330
3 1420 5009~12736 1017~570
6A 4 1450 6677~13353 1139~724
1.5 960 4420~8841 498~317
7A 11 1450 10602~21204 1550~984

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