SHOWFOU Electric Machine Co.,Ltd
Double-stage Ring Blower

HRB
Features
  • Power:   3 & 7.5 HP
  • Motor:   2 poles
  • Blower Casing:   Aluminum
Specifications
50 HZ
Type Motor Bore Size Continuous Duty Maximum 
Discharge
Wt.
maximum
 discharge
maxi suction
Ps Qs Ps Qs Ps Qs noise
HP PH V Inch mmAq m/min mmAq m/min mmAq m/min dB Kg
HRB-332 3 3 220 ~ 440 2" 2,200 0.24 1,700 0.19 2,700 2.3 73 62
HRB-732 7.5 3 220 ~ 440 2.5" 3,200 0.56 2,600 0.16 3,900 3.8 78 120

60 HZ
Type Motor Bore Size Continuous Duty Maximum Discharge Wt.
maximum
discharge
maxi suction
Ps Qs Ps Qs Ps Qs noise
HP PH V Inch mmAq m/min mmAq m/min mmAq m/min dB Kg
HRB-332 3 3 220 ~ 440 2" 2,800 0.3 2,100 0.24 3,400 2.9 78 62
HRB-732 7.5 3 220 ~ 440 2.5" 4,000 0.7 3,200 0.20 4,900 4.8 83 120

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