Product
20PA/20BYG
Description


 20PA/20BYG
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 16 19 22 64 76 90 107
Exact Reduction Ratio X:1 4 4 3/4 16 19 22 9/16 65 76 90 1/4 107 11/64
Number of gear trains # 1 1 2 2 2 3 3 3 3
Max Permissible Torque Kg.cm 5 5 7 7 7 9 9 9 9
Moment Permissible Torque Kg.cm 10 10 15 15 15 20 20 20 20
Gearbox Length mm 21 21 26 26 26 31 31 31 31
 
Motor Specifications:
Model Step Angle Length (Ld) Phase Voltage Phase Current Phase Resistance Phase Inductance Holding Torque Lead Wire
(°) (mm) (V) (A) 锛Ω锛 (mH) (g.cm) (#)
20BYGH28-020-4A/B 1.8 28 4.8 0.20 24 8 160 4
20BYGH30-050-6A/B 1.8 30 5.75 0.50 11.5 1.7 180 6
20BYGH33-060-4A/B 1.8 33 3.9 0.60 6.5 2.2 200 4
20BYGH38-060-4A/B 1.8 38 6 0.60 10 5.5 400 4
                 


 Mechanical Dimension: