| Model
Number |
AD-U41 |
AD-U42 |
AD-U43 |
| Drawing
Number |
M2400111 |
M2400111 |
M2400111 |
| Environment |
AD |
AD |
AD |
| Motor |
U41 |
U42 |
U43 |
| Pricing |
AD-U41 |
AD-U42 |
AD-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 |
