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Ring Blowers

HRB - 300MP · 400MP HRB - 300 · 400 Three Phase(3ø)

H&H Electric is supplying high-efficiency and high-quality products through continuous technological development.
HRB-300MP
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HRB-300
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HRB-400MP
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HRB-400
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Dimensions
  • The dimension is managed to around ±5mm.
  • The dimension may be changed without notice for performance improvement.
Performance & Specifications
  • The MP series is an IE3 grade product according to the International Efficiency (IE) standard grade of the International Electrical Standards Conference (IEC).
TABLE
  HRB-300MP HRB-300 HRB-400MP HRB-400
50Hz 60Hz 50Hz 60Hz 50Hz 60Hz 50Hz 60Hz
PHASE 3 3 3 3
MOTOR HP 2.0 2.3 2.0 2.3 3.0 3.4 3.0 3.4
Kw 1.75 1.75 1.5 1.75 2.2 2.55 2.2 2.55
PRESSURE mmAq 2000 2000 2000 2000 2700 3000 2700 3000
VACUUM mmAq 1700 1800 1700 1800 2200 2200 2200 2200
MAX. AIR FLOW ㎥/min 3.4 4.0 3.4 4.0 3.4 4.0 3.4 4.0
CURRENT 220V A 5.9 7.2 7.0 7.6 7.1 9.9 10.4 10.7
380V A 3.3 4.2 4.0 4.4 4.0 5.6 6.0 6.2
SOUND LEVEL dB(A) 75 75 75 75
MATERIAL IMPELLER Aluminum Aluminum Aluminum Aluminum
CASING Aluminum Aluminum Aluminum Aluminum
BEARING FRONT 6205ZC3 6205ZC3 6205ZC3 6205ZC3
MIDDLE - - - -
REAR 6205ZZC3 6205ZZC3 6205ZZC3 6205ZZC3
WEIGHT Kg 29 29 33 33
STARTING CLASS K K K K
INSULATION CLASS F F F 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%.