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Item | Specifications |
Step Angle | 1.8° |
Step Angle Accuracy | ±5% (full step, no load) |
Resistance Accuracy | ±10%(20℃) |
Inductance Accuracy | ±20%(1KHz) |
Temperature Rise | 80 ℃Max.(rated current,2 phase on) |
Ambient Temperature | -20℃~+50℃ |
Insulation Resistance | 100MΩMin. ,500VDC |
Dielectric Strength | 500VAC for one minute |
Shaft Radial Play | 0.02Max. (450 g-load) |
Shaft Axial Play | 0.08Max. (450 g-load) |
Max. radial force | 75N (20mm from the flange) |
Max. axial force | 15N |
Rotation | CW( See from Front Flange) |
Leads | 4 |
Model No. | Stepangl ° | VoltageV | Current A/Phase | Resistance Ω/Phase | Inductance mH/Phase | Hold Torque N.m | Rotor Inertia g-cm2 | Weightkg | Length mm |
57BYG250-41 | 1.8 | 1.2 | 4 | 0.3 | 1.13 | 0.6 | 120 | 0.5 | 41 |
57BYG250-56 | 1.2 | 4 | 0.39 | 1.13 | 1 | 300 | 0.68 | 56 | |
57BYG250-76 | 1.7 | 4 | 0.42 | 1.78 | 2 | 480 | 1.2 | 76 | |
57BYG250-84 | 1.5 | 4 | 0.38 | 2.3 | 2.5 | 530 | 1.25 | 84 | |
57BYG250-112 | 2.5 | 4 | 0.83 | 3.5 | 3 | 800 | 1.78 | 112 |
















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