Nema 23 (57mm) hollow shaft stepper motors
>> Short Descriptions
| Motor Type | Bipolar stepper |
| Step Angle | 1.8° |
| Voltage (V) | 2.6 / 3.6 |
| Current (A) | 3 / 4 |
| Resistance (Ohms) | 0.86 / 0.76 |
| Inductance (mH) | 2.6 / 3.2 |
| Lead Wires | 4 |
| Holding Torque (N.m) | 1 / 1.8 |
| Motor Length (mm) | 55 / 75 |
| Ambient Temperature | -20℃ ~ +50℃ |
| Temperature Rise | 80K Max. |
| Dielectric Strength | 1mA Max. @ 500V, 1KHz, 1Sec. |
| Insulation Resistance | 100MΩ Min. @500Vdc |
>> Certifications
>> Electrical Parameters
|
Motor Size |
Voltage/ Phase (V) |
Current/ Phase (A) |
Resistance/ Phase (Ω) |
Inductance/ Phase (mH) |
Number of Lead Wires |
Rotor Inertia (g.cm2) |
Holding Torque (N.m) |
Motor Length L (mm) |
|
57 |
2.6 |
3 |
0.86 |
2.6 |
4 |
300 |
1 |
55 |
|
57 |
3 |
4 |
0.76 |
3.2 |
4 |
480 |
1.8 |
75 |
>> General technical parameters
|
Radial clearance |
0.02mm Max (450g load) |
Insulation resistance |
100MΩ @500VDC |
|
Axial clearance |
0.08mm Max (450g load) |
Dielectric strength |
500VAC, 1mA, 1s@1KHZ |
|
Max radial load |
70N (20mm from flange surface) |
Insulation class |
Class B (80K) |
|
Max axial load |
15N |
Ambient temperature |
-20℃ ~ +50℃ |
>> 57HK2XX-X-4B motor outline drawing
>> Torque-frequency curve
Test condition:
Chopper drive, no ramping, half micro-stepping, drive voltage 40V
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