Vacuum Stepper Motors 23 Family Size - U Series - VC
Individual Motor Specifications
| Model Number | VC-U21 | VC-U22 | VC-U23 |
| Drawing | list | list | list |
| Environment | VC | VC | VC |
| Motor | U21 | U22 | U23 |
| VC-U21 | VC-U22 | VC-U23 | |
| NEMA Frame Size | 23 | 23 | 23 |
| Number of Magnetic Stacks | 1 | 2 | 3 |
| Step Angle | 1.8 | 1.8 | 1.8 |
| Accuracy Grade (%) | 3 | 3 | 3 |
| Detent Torque (oz-in) | 6 | 15 | 21 |
| Static Torque At Thermal Current {unipolar} (oz-in) | 45 | 80 | 120 |
| Static Torque At Thermal Current {parallel} (oz-in) | 50 | 85 | 110 |
| Static Torque At Thermal Current {series} (oz-in) | 60 | 110 | 130 |
| Thermal Current {unipolar} (A) | 1.4 | 1.6 | 2.0 |
| Thermal Current {parallel} (A) | 1.6 | 1.8 | 2.3 |
| Thermal Current {series} (A) | 1.0 | 1.4 | 1.8 |
| Single Coil Inductance (mH) | 4.2 | 4.15 | 4 |
| Single Coil Resistance (ohm) | 3.6 | 2.9 | 2.6 |
| Series Inductance (mH) | 16.8 | 16.6 | 16 |
| Series Resistance (ohm) | 7.2 | 5.8 | 5.2 |
| Bearing Type | C/F | C/F | C/F |
| Bearing Thrust Load (lbs) | 25 | 25 | 25 |
| Bearing Radial Load (lbs) | 50 | 50 | 50 |
| Bearing End Play (10-3 in) | C/F | C/F | C/F |
| Bearing Radial Play (10-3 in) | 8 | 8 | 8 |
| Rotor Inertia (oz-in2) | 0.48 | 1.28 | 1.75 |
| Body Diameter (in) | 2.3 | 2.3 | 2.3 |
| Body Length (in) | 2 | 3.1 | 4 |
| Weight (lbs) | 1.6 | 2.4 | 3.2 |
VC Size 23 Commercial Grade Vacuum Rated Stepper Motors
Options:
- Gearboxes
- Feedback Devices
- Brakes
- Cables and Connectors
- Temperature Sensors
Modifications:
- Keyways
- Custom Shafts
Speed/Torque (oz-in) Charts
Wiring Information
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