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 |
Mechanical Dimension:
