NEMA23 (1.2°) (57MM)
Model : NEMA23 Stepper motor-SM57H3P(1.2degree)-3phase
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 | Detent Torque | Rotor Inertia | Motor Weight |
| ( °) | (L)mm | A | Ω | mH | kg.cm | g.cm | g.cm2 | Kg | |
| SM57H3P42-001 | 1.2 | 42 | 5.2 | 1.3 | 1.4 | 4.5 | 210 | 110 | 0.45 |
| SM57H3P56-001 | 1.2 | 56 | 5.6 | 0.7 | 1.7 | 9.0 | 400 | 300 | 0.75 |
| SM57H3P79-001 | 1.2 | 78 | 5.8 | 1.05 | 2.4 | 15 | 680 | 480 | 1.01 |
Dimensions : (Unit=mm)
Wiring Diagram
