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 |