Description
Model : NEMA8 Stepper motor-SM20HS(1.8 degree)
General Specification :
Step Accuracy —————————— ±5%
Resistance Accuracy ———————– ±10%
Inductance Accuracy ———————- ±20%
Temperature Rise ————————– 80°C MAX.
Ambient Temperature Range ————- -20°C~ +50°C
Storage Temperature Range ————- -30°C~ +60°C
Insulation Resistance ———————- 100M Ω MIN. 500V DC
Dielectric Strength ————————- 500V AC 1min
Radial Play ——————————— 0.02mm MAX. (450g Load)
End Play ———————————— 0.08mm MAX. (450g Load)
Max. radial force ————————— 20N
Max. axial force —————————- 2N
Electrical Specification:
| Model No |
Step Angle |
Motor Length |
Current / Phase |
Resistance / Phase |
Inductance / Phase |
Holding Torque |
Lead wires |
Motor Weight |
| ( °) |
(L)mm |
A |
ohm |
mH |
g.cm |
No. |
Kg |
| SM20HS30-0604 |
1.8 |
30 |
0.6 |
6.5 |
1.7 |
180 |
4 |
0.05 |
| SM20HS33-0604 |
1.8 |
33 |
0.6 |
6.5 |
1.7 |
180 |
4 |
0.06 |
| SM20HS38-0604 |
1.8 |
38 |
0.6 |
10 |
5.5 |
400 |
4 |
0.07 |
| SM20HS42-0604 |
1.8 |
42 |
0.8 |
5.4 |
1.5 |
300 |
4 |
0.08 |
Dimensions : (Unit=mm)
Wiring Diagram
