NEMA23 Closed Loop Stepper Motor
2 PHASE NEMA23 Closed Loop stepper Motor
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 | Step Angle | Current /Phase | Resistance /Phase | Inductance /Phase | Holding Torque | Lead wires | Rotor Inertia | Motor Weight |
| ( °) | (L)mm | A | Ω | mH | Kg.cm | No. | g.cm2 | Kg | |
| SM57STH51-2804BFED-2M | 1.8 | 71 | 2.8 | 0.83 | 2.2 | 10 | 4 | 230 | 0.80 |
| SM57STH76-2804BFED-0.35M | 1.8 | 76 | 2.80 | 1.00 | 2.5 | 20 | 4 | 280 | 0.90 |
| SM57STH76-4204BEFD-0.35M | 1.8 | 96 | 4.20 | 0.60 | 1.8 | 20 | 4 | 440 | 1.20 |
| SM57STH82-4204BFED-0.35M | 1.8 | 102 | 4.20 | 1.1 | 2.5 | 22 | 4 | 600 | 1.30 |
| SM57STH112-4204BFED-0.35M | 1.8 | 132 | 4.20 | 0.90 | 3.8 | 30 | 4 | 800 | 1.60 |
Wiring Diagram
