Full Metal 
 Description: 

 Green Island has been a strong wind ventilator products, series of specifications is very homogeneous, and in products from many excellent, all-metal series can be described as one of the most dazzling star, it is the first use of outer rotor technology, ventilation products. External rotor motor performance, stability, inertia, smooth operation, wear, long life, manufacturing technology and the conditions are very high. External Rotor Motor marks the successful use of ventilation fans into a new technology era. All-metal series of ventilation fans at the same time with the wind wheel design, the same amount of wind speed greater; body slim, beautiful appearance; fire performance is strong; every product performance testing through the computer balance. The more performance tables, with incomparable advantages, as for technical updating of the. 
 Technical parameters 






 Model 

 Rated voltage 

 Rated frequency 

 Input power 

 Wind 

 Noise 

 Pressure 


 BPT10-12-A 

 220V 

 50Hz 

 37 

 2 

 34 

 50 


 BPT10-23-A 

 40 

 2.5 

 35 

 102 


 BPT12-24-A 

 44 

 3.5 

 37 

 137 


 BPT12-34-A 

 47 

 4.5 

 38 

 140 


 BPT12-35-A 

 55 

 5.5 

 38 

 144 


 BPT15-45-A 

 64 

 6.5 

 42 

 196 


 BPT15-45-C 

 88 

 8 

 42 

 188 


 BPT20-55-B 

 97 

 10 

 46 

 135 


 BPT20-56-B 

 147 

 13 

 46 

 160 


 BPT20-56-D 

 172 

 16 

 50 

 166