22mm Slotless Brushless DC Motor

Slotless Brushless DC Motor images

Motor Characteristics

In a mobile environment, you can move left and right to see the contents (tables).

Motor part number - 22ZWWC48 22ZWWC64-1SZ
Pole pairs - 1 1 1 1 2 1
Phase-to-phase resistance Ω 0.26 0.3 0.57 1 0.94 0.63
Phase-to-phase inductance mH 0.018 0.027 0.06 0.11 0.057 0.061
Winding connection method - Star connection Star connection Star connection Star connection Star connection Star connection
Insulation class - B B B B B B
Duty type - S2 S2 S2 S2 S1 S2
Feedback method - Hall sensor Hall sensor Hall sensor Hall sensor Hall sensor Hall sensor
Commutation angle - 120° 120° 120° 120° 120° 120°
Insulation strength
(Withstand voltage)
- 500VAC/1KHz/1mA/1s
Insulation resistance - 100 MΩ/500VDC
Weight g 110 110 110 110 110 140
Rated voltage V 18 24 36 48 24 24
Rated power W 83 100 100 100 53 38.24
Rated torque mN·m 20 20 20 20 25 20
Rated speed RPM 40000 49000 47400 49600 20100 18200
Rated current A 7.95 4.68 3.12 2.29 3 1.86
No load speed RPM 50000 55000 53000 54000 25700 19300
No load current A 0.3 0.4 0.32 0.14 0.18 0.126
Motor efficiency % 87 89 89 91 81 89.7
Noise
(Ambient noise 20dB, test distance 1m)
dB <50 <50 <50 <50 <50 <50
Thermal Resistance (No-load) K/W 0.38 0.58 0.51 0.42 1.12 -
Thermal Time Constant (No-load) S 840 600 900 1200 620 -
Ambient temperature 21.4 22 24.7 21.1 23.3 22.3
Max winding temperature (No-load) 52.7 80 75.5 70.5 82 -
Torque constant mN·m/A 2.52 4.27 6.41 8.74 8.33 11.87
Back-EMF constant - peak value V/Krpm 0.37 0.63 0.95 1.29 1.23 1.758
Back-EMF constant - effective value V/Krpm 0.26 0.45 0.67 0.91 0.87 1.24
Peak torque mN·m 116.11 341.76 404.72 419.33 212.77 320
Peak current A 46 80 63 48 26 33.5
Rotor inertia g·cm² 1.15 1.15 1.15 1.15 1.15 3
Mechanical time constant ms 4.72 1.89 1.60 1.51 1.56 1.34
End bell - Stainless steel
Bearing - Deep groove ball bearing
Magnet - Sinter NdFeB
Rotation shaft - Carbon steel

Dimensional Drawing

Torque Performance Curves

Options

Precision Planetary gearbox
Planetary Gearbox Dimensional


In a mobile environment, you can move left and right to see the contents (tables).

Stage - Stage 1 Stage 2 Stage 3 Stage 4
Gear ratio X : 1 3.9, 5.3 16, 21, 28 62, 83, 111, 150 243, 326, 439, 590, 794
Max. backlash ° 0.85 1.05 1.2 1.35
Max. continuous output power W 24 12 6.0 1.6
Max. peak output power W 30 15 7.5 2.0
Max. continuous input speed rpm 8000 10000 10000 10000
Max. peak input speed rpm 10000 12500 12500 12500
Max. continuous torque N.m 0.5 0.7 1.2 1.5
Max. peak torque N.m 0.6 0.9 1.5 1.9
Max. efficiency % 90 81 74 66
Weight g 59 83 97 112
Gearbox length L mm 22.3 33 39.6 46.3