Description
BDW series centrifugal FRP roof fan adopts stepless speed regulating motor, which is made of high quality FRP material. The performance of the fan and the noise have reached the design requirements. It has high efficiency, low power consumption, light weight, corrosion resistance, reliable operation and easy installation. Features. The noise can be limited to 65 (A) decibels. If the noise value is not enough, the sound box can be added between the foundation and the fan. We can provide customized service for the customer.
Impeller
Dia. (mm)
Static Pressure
(Pa)
Flow Rate
(m3/h)
Noise
dB(A)
Power
(kw)
Speed
(r/min)
280
196
820
63
0.12
1450
177
1020
53
157
1134
53
132
1246
54
106
1360
64
79
1460
64
315
96
2011
56
158
1810
55
171
1743
55
226
1474
55
253
1206
54
274
804
54
355
53
1902
57
0.25
920
87
1712
56
95
1648
56
125
1395
56
141
1141
55
152
261
55
400
117
1500
54
138
1860
54
128
2100
55
118
2400
55
89
2700
56
79
3000
56
430
78
3386
59
0.37
960
129
3047
58
140
2935
58
185
2483
57
207
2032
57
224
1354
57
500
107
4927
59
0.75
960
170
4288
58
191
4090
57
250
3345
57
280
2874
57
300
1760
57
560
107
4927
53
0.75
900
171
4288
53
191
4090
53
250
3345
55
280
2874
54
300
1760
55
630
422
6100
59
1.8
960
402
7560
70
367
8400
70
314
9670
71
236
10900
71
167
12120
72
710
560
2500
58
3.0
750
480
5110
58
380
7080
69
300
9210
69
210
11340
70
140
13500
70
