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M272-57
SiRON
8501109990
About selection

Selection example: M272-57-0391 represents the M272 series two-phase stepping motor, with a frame size of 57mm, a holding torque of 0.39N.m, and a single axis.
Table 1
Code | 039 | 055 | 072 | 090 | 100 | 126 | 135 | 189 | 300 |
Holding torque | 0.39N.m | 0.55N.m | 0.72N.m | 0.9N.m | 1N.m | 1.26N.m | 1.35N.m | 1.89N.m | 3N.m |
Specification
| Model | M272-57 Series | ||
| Radial Play | 0.02mm@450g | Step Angle | 1.8° |
| Axial Play | 0.08mm@450g | Step Angle Accuracy | ±5%(The entire step is unloaded) |
| Max.radial force | 75N(20mm away from the flange) | Insulation Resistance | 100MΩ,500VDC |
| Max.axial force | 15N | Ambient Temperature | -20℃~+50℃ |
| Dielectric Strength | 600VAC/1s | Insulation Class | Class B |
Dimensions

Electrical properties
| Model | M272-57-0391 | M272-57-0551 | M272-57-0721 | M272-57-1002 | M272-57-0901A | M272-57-1262 | M272-57-1352 | M272-57-1892 | M272-57-3002 |
Adapter drive | M280-556 | M280-556 | M280-556 | M280-556 | M280-556 | M280-556 | M280-556 | M280-556 | M280-556 |
| Current per phase | 2 | 2.8 | 2 | 2.8 | 2 | 2.8 | 2 | 2.8 | 2.8 |
| Holding torque | 0.39 | 0.55 | 0.72 | 1 | 0.9 | 1.26 | 1.35 | 1.89 | 3 |
Positioning torque | 0.02 | 0.02 | 0.035 | 0.035 | 0.04 | 0.04 | 0.068 | 0.068 | 0.1 |
| Each resistance | 1.4 | 0.7 | 1.65 | 0.83 | 1.8 | 0.9 | 2.25 | 1.13 | 2.1 |
| Each inductance | 1.4 | 1.4 | 2.2 | 2.2 | 2.5 | 2.5 | 3.6 | 3.6 | 10 |
| Number of lead wires | 6 | 4 | 6 | 4 | 6 | 4 | 6 | 4 | 4 |
| Moment of inertia | 120 | 120 | 275 | 275 | 300 | 300 | 480 | 480 | 650 |
| weight | 0.45 | 0.45 | 0.65 | 0.65 | 0.7 | 0.7 | 1 | 1 | 1.8 |
| Body length | 40 | 40 | 50 | 50 | 54 | 54 | 75 | 75 | 115 |
Wiring diagram

Distance frequency curve
