Ring Blowers
HRB - 201 Single Phase(1ø)

H&H Electric is supplying high-efficiency and high-quality products
through continuous technological development.
- HRB-201
- CAD file download PDF file download
- The dimension is managed to around ±5mm.
- The dimension may be changed without notice for performance improvement.
Performance & Specifications
HRB-201 | ||||
50Hz | 60Hz | |||
PHASE | 1 | |||
MOTOR | HP | 0.85 | 1.0 | |
Kw | 0.63 | 0.75 | ||
PRESSURE | mmAq | 1200 | 1200 | |
VACUUM | mmAq | 1200 | 1100 | |
MAX. AIR FLOW | ㎥/min | 2.3 | 2.9 | |
CURRENT | 220V | A | 5.2 | 6.3 |
SOUND LEVEL | dB(A) | 66 | ||
MATERIAL | IMPELLER | Aluminum | ||
CASING | Aluminum | |||
BEARING | FRONT | 6204ZC3 | ||
MIDDLE | - | |||
REAR | 6203ZZC3 | |||
WEIGHT | Kg | 20 | ||
INSULATION CLASS | F |
- The above performance is based on standard condition of ambient temperature 20℃ and atmospheric pressure of 1,013 mbar.
- The performance tolerance is ±10%.
- The noise is measured at distance of 1.5 m with the inlet and outlet completely open.
- Inquire about ring blowers that require special treatment such as corrosion treatment or use of explosion-proof motors.
Performance Curve

- Continuous operation around the rated pressure may damage the motor due to overheating, so appropriate measures such as installing a relief valve are required( refer to the parts and the accessories page).
- The performance tolerance is ±10%.