Radiation Hardened Stepper Motors 34 Family Size - U Series
Individual Motor Specifications
Model Number | RH-U31 | RH-U32 | RH-U33 |
Drawing Number | list | list | list |
Motor | U31 | U32 | U33 |
Pricing | RH-U31 | RH-U32 | RH-U33 |
NEMA Frame Size | 34 | 34 | 34 |
Number of Magnetic Stacks | 1 | 2 | 3 |
Step Angle | 1.8 | 1.8 | 1.8 |
Accuracy Grade (%) | 3 | 3 | 3 |
Detent Torque (oz-in) | 12 | 26 | 31 |
Static Torque At Thermal Current {unipolar} (oz-in) | 100 | 230 | 370 |
Static Torque At Thermal Current {parallel} (oz-in) | 120 | 265 | 400 |
Static Torque At Thermal Current {series} (oz-in) | 155 | 320 | 450 |
Thermal Current {unipolar} (A) | 2.3 | 3.6 | 5.0 |
Thermal Current {parallel} (A) | 3.4 | 4.5 | 6.3 |
Thermal Current {series} (A) | 1.9 | 2.7 | 3.4 |
Single Coil Inductance (mH) | 3.5 | 3.5 | 3.5 |
Single Coil Resistance (ohm) | 0.6 | 0.6 | 0.6 |
Series Inductance (mH) | 14 | 14 | 14 |
Series Resistance (ohm) | 1.5 | 1.3 | 1.1 |
Bearing Type | C/F | C/F | C/F |
Bearing Thrust Load (lbs) | 25 | 25 | 25 |
Bearing Radial Load (lbs) | 100 | 100 | 100 |
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) | 3.5 | 6.7 | 10.3 |
Body Diameter (in) | 3.4 | 3.4 | 3.4 |
Body Length (in) | 2.5 | 3.7 | 5.2 |
Weight (lbs) | 3.8 | 5.2 | 8.3 |
Options:
- Gearboxes
- Feedback Devices
- Brakes
- Temperature Sensors
Modifications:
- Keyways
- Custom Shafts
Speed/Torque (oz-in) Charts
Wiring Information