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Technical Datas of Stepper gear motor 28PA/28BYG
PLANETARY GEAR STEPPER MOTOR
Housing Material: Metal
Backlash at No-load: ≤1°
Bearing at Output: Ball or Sleeve
Permissible Overhung Load: ≤2.5Kg
Permissible Thrust Load: ≤0.5Kg
Max. Radial Play: ≤ 0.05mm
Max. Thrust Play: ≤0.3mm
Gearbox Data
Reduction Ratio | X:1 | 4 | 5 | 13 | 19 | 27 | 51 | 71 | 100 | 139 |
Exact Reduction Ratio | X:1 | 3 12/17 | 5 2/11 | 12 212/289 | 19 38/187 | 26 103/121 | 51 4397/4913 | 71 2/25 | 99 1044/2057 | 139 184/1221 |
Number of gear trains | # | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
Max Permissible Torque | Kg.cm | 20 | 20 | 30 | 30 | 30 | 40 | 40 | 40 | 40 |
Moment Permissible Torque | Kg.cm | 40 | 40 | 50 | 50 | 50 | 60 | 60 | 60 | 60 |
Gearbox Length | mm | 28 | 28 | 36 | 36 | 36 | 44 | 44 | 44 | 44 |
Motor Specifications:
Model | Step Angle | Length (Ld) | Phase Voltage | Phase Current | Phase Resistance | Phase Inductance | Holding Torque | Lead Wire |
(°) | (mm) | (V) | (A) | (Ω) | (mH) | (g.cm) | (#) | |
28BYGH32-067-4A/B | 1.8 | 32 | 3.75 | 0.67 | 5.6 | 3.4 | 600 | 4 |
28BYGH32-095-6A/B | 1.8 | 32 | 2.66 | 0.95 | 2.8 | 0.8 | 430 | 6 |
28BYGH45-067-4A/B | 1.8 | 45 | 4.56 | 0.67 | 6.5 | 4.9 | 950 | 4 |
28BYGH45-095-6A/B | 1.8 | 45 | 3.22 | 0.95 | 3.4 | 1.2 | 750 | 6 |
28BYGH51-067-4A/B | 1.8 | 51 | 6.20 | 0.67 | 9.2 | 7.2 | 1200 | 4 |
28BYGH51-095-6A/B | 1.8 | 51 | 4.35 | 0.95 | 4.6 | 1.8 | 900 | 6 |
28PA/28BYG Planetary Gearbox with Stepper Motor