| Model Number |
PT-U41 |
PT-U42 |
PT-U43 |
| Drawing Number |
list |
list |
list |
| Environment |
PT |
PT |
PT |
| Motor |
U41 |
U42 |
U43 |
| Pricing |
PT-U41 |
PT-U42 |
PT-U43 |
| NEMA Frame Size |
42 |
42 |
42 |
| Number of Magnetic Stacks |
1 |
2 |
3 |
| Step Angle |
1.8 |
1.8 |
1.8 |
| Accuracy Grade (%) |
3 |
3 |
3 |
| Detent Torque (oz-in) |
16 |
25 |
38 |
| Static Torque At Thermal
Current {unipolar} (oz-in) |
375 |
375 |
730 |
| Static Torque At Thermal
Current {parallel} (oz-in) |
400 |
800 |
1150 |
| Static Torque At Thermal
Current {series} (oz-in) |
525 |
1000 |
1480 |
| Thermal Current {unipolar} (A) |
5.0 |
6.3 |
8.1 |
| Thermal Current {parallel} (A) |
5.4 |
7.2 |
9.0 |
| Thermal Current {series} (A) |
4.5 |
5.4 |
7.2 |
| Single Coil Inductance (mH) |
3.5 |
3.5 |
3.5 |
| Single Coil Resistance (ohm) |
0.3 |
0.3 |
0.2 |
| Series Inductance (mH) |
14 |
14 |
14 |
| Series Resistance (ohm) |
0.8 |
0.6 |
0.6 |
| Bearing Type |
C/F |
C/F |
C/F |
| Bearing Thrust Load (lbs) |
50 |
50 |
50 |
| Bearing Radial Load (lbs) |
300 |
300 |
300 |
| 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) |
22 |
44 |
66 |
| Body Diameter (in) |
4.25 |
4.25 |
4.25 |
| Body Length (in) |
5.6 |
7.7 |
9.8 |
| Weight (lbs) |
C/F |
C/F |
C/F |
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