CPAP blower

  • Low noise level
  • Quick acceleration response
  • Compact, light weight
  • Long life time

Technical Data

Motor Specification

Unit Value Remarks
Type of Motor DC Brushless
Nominal Voltage V 12
Speed Range r/min 0~50,000
Shaft Posture Vertical
Direction of Rotation CCW Viewing from inlet-port side
Ambient Temperature °C 0~50
Ambient Humidity %RH 15~90 No condensation
Heatproof Temp of Coil °C 155
Atmospheric Pressure hPa 770~1,013
Number of Phases 3
Number of Poles 2
Number of Slots 6
Type of Bearing Ball Bearing
Housing Material m-PPE
Impeller Material PC

Rated Values

Unit Value
Rated Pressure kPa 5
Rated Flow L/min 100
Rated Speed r/min 41,000

Mechanical Data

Unit Value Remarks
Weight of Motor g 150 Approx.
Acoustic Noise Level dB(A) 37 1 kPa
dB(A) 57 5 kPa
Rotor Ass'y Inertia g・㎠ 16.7 Typical Value
Acceleration rev/ms > 110 From 5 to 50cm H2O : 270ms
Lifetime (L10) hours 50,000 5 kPa, 100L/min

Electrical Data

Unit Value Remarks
Coil Resistance Ω 0.141 20℃
Inductance mH 0.107 20℃

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