NEMA23 (0.9°) (57MM)
Model : NEMA23 Stepper motor-SM57HM (0.9 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 ————————— 75N Max. axial force —————————- 15N
Electrical Specification:
| Model No | Step Angle | Motor Length | Current /Phase | Resistance /Phase | Inductance /Phase | Holding Torque | Lead wires | Detent Torque | Rotor Inertia | Motor Weight |
| ( °) | (L)mm | A | Ω | mH | g.cm | No. | g.cm | g.cm 2 | Kg | |
| SM57HM41-1006 | 0.9 | 41 | 1 | 5.7 | 8 | 3.9 | 6 | 210 | 120 | 0.45 |
| SM57HM41-2006 | 0.9 | 41 | 2 | 1.4 | 2.2 | 3.9 | 6 | 210 | 120 | 0.45 |
| SM57HM41-3006 | 0.9 | 41 | 3 | 0.63 | 1.0 | 3.9 | 6 | 210 | 120 | 0.45 |
| SM57HM41-2804 | 0.9 | 41 | 2.8 | 0.7 | 2.2 | 5.5 | 4 | 210 | 120 | 0.45 |
| SM57HM56-1006 | 0.9 | 56 | 1 | 7.4 | 17.5 | 9 | 6 | 400 | 300 | 0.80 |
| SM57HM56-2006 | 0.9 | 56 | 2 | 1.8 | 4.5 | 9 | 6 | 400 | 300 | 0.80 |
| SM57HM56-3006 | 0.9 | 56 | 3 | 0.75 | 1.9 | 9 | 6 | 400 | 300 | 0.80 |
| SM57HM56-2804 | 0.9 | 56 | 2.8 | 0.9 | 4.5 | 12 | 4 | 400 | 300 | 0.80 |
| SM57HM76-1006 | 0.9 | 76 | 1 | 8.6 | 23 | 13.5 | 6 | 680 | 480 | 1.00 |
Dimensions : (Unit=mm)
Wiring Diagram
