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The product shown in the photo may differ from the
actual product.
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Stepping Motor Common Specifications
| Insulation class | Class B(130ºC) |
| Withstand Voltage | AC1500V 50/60Hz for 1minute |
| Insulation resistance | DC500V 100MΩ MIN. |
| Degrees of protection | IP40 |
| Vibration resistance | 15G (Frequency range 10 to 70Hz amplitude 1.52m 70 to 2000 acceleration 15G) Sweep time 15minute / Sweep recurrence rate The x, y and z are each tested 12 times. |
| Impact resistance | 30G(half sine wave with
11 ms duration) The x, y and z are each tested three times for each direction for a total of 18 tests. |
| Ambient temperature | 0 to 40ºC |
| Ambient humidity | 20 to 90%RH (No Condensation) |
PBM282DHMA20 Motor specifications
| Motor dimensions | 28mm(1.10inch) sq : NEMA11 | |
| Motor length | mm | 97 |
| Allowable Torque | N·m | 2 |
| oz·in | 282.3 | |
| Allow.instantaneous torque | N·m | 3.6 |
| oz·in | 509.8 | |
| Rotor inertia | ×10-4kg·m2 | 0.012 |
| ×10-4oz·in2 | 0.07 | |
| Reduction gear ratio | 1:100 | |
| Lost motion | min | 0.4 to 3(±0.08N·m) |
| Allowable rotations | min-1 | 35 |
| Allowable thrust load | N | 9.8 |
| Allowable radial load** | N | 33 |
| Mass | kg | 0.27 |
| lbs. | 0.60 | |
** The load point is determined at a position 14mm from the mounting surface.
Motor Dimensions
Motor Characteristics Chart
