28mmBrushless DC Motor

28mm Brushless DC Motor has Max. 0.05N·m rated torque and it can generate 52.4W capacity of rated power.

28mm motor haw Star winding connection and 2 pole pairs motor with Hall sensors feed back method as standard.

In addition, and gearbox and incremental encoder is available.

28mm Brushless DC Motor images

Motor Characteristics

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Motor part number - 28ZWC58L-1
Body length (LT) mm 57.5
Pole pair - 2
Phase resistance Ω 0.676
Phase inductance mH 0.2
winding connection method - Star shape
Insulation class - B
Duty type - S2
Feedback method - Hall sensors
Commutation angle - 120°
Insulation strength (Withstand voltage) - 500VAC/1KHz/1mA/1s
Insulation resistance - 100 MOhm 20C
Weight g 300
Rated voltage V 24
Rated power W 52.4
Rated torque N·m 0.05
Rated speed RPM 10000
Rated current A 3
No load speed RPM 12000
No load current A 0.5
Motor efficiency % 77
Static torque mN.m 12.8
Noise (Ambient noise 20db, test distance 1m) dB <50
Enclosure - Ambient thermal resistance K/W 0.38
Ambient temperature 25
Maximum winding temperature 75
Torque constant N·m/A 0.017
Back-EMF constant / Effective value V/Krpm 1.78
Peak torque N·m 0.15
Peak current A 9
Inertia moment Kg·cm² 0.011

Dimensional Drawing

Brushless DC Motor 28mm images
Brushless DC Motor Size 28mm Dimensional Drawing

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Lead-out type Lead-out color Function
UL3265  AWG26 Yellow Hall U(Hu)
Green Hall V(Hv)
Blue Hall W(Hw)
Red Hall power supply positive(Vcc)
Black Hall power supply negative(GND)
UL3265  AWG22 Yellow U phase
Green V phase
Blue W phase

Torque Performance Curves

Torque Performance Curves image

Option

Precision Plantary gearbox
Planetary Gearbox Dimensional


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Stage - Stage 1 Stage 2 Stage 3 Stage 4
Gear ratio X : 1 3.9, 5.3, 6.6 16, 21, 26, 28, 35 62, 83, 103, 111,
138, 150, 172, 186, 231
243, 326, 406, 439,
546, 590, 679, 734, 794
Max. backlash ° 0.5 0.6 0.7 0.75
Max. continuous output power W 100 50 25 8.0
Max. peak output power W 125 62 31 10
Max. continuous input speed rpm 6000 7000 7000 7000
Max. peak input speed rpm 7500 8750 8750 8750
Max. continuous torque N.m 1.25 2.90 5.0 5.0
Max. peak torque N.m 1.6 3.6 6.3 6.3
Max. efficiency % 90 81 72 65
Weight g 103 150 174 198
Gearbox length L mm 24.2 36.9 43.5 50.2