Specifications
Information: Drawings are not to scale.
Values at nominal voltage |
Nominal voltage |
70 V |
No load speed |
2760 rpm |
No load current |
39.4 mA |
Nominal speed |
2480 rpm |
Nominal torque (max. continuous torque) |
442 mNm |
Nominal current (max. continuous current) |
1.87 A |
Stall torque |
4340 mNm |
Stall current |
17.9 A |
Max. efficiency |
91 % |
Characteristics |
Terminal resistance |
3.9 Ω |
Terminal inductance |
2.83 mH |
Torque constant |
242 mNm/A |
Speed constant |
39.5 rpm/V |
Speed / torque gradient |
0.638 rpm/mNm |
Mechanical time constant |
3.78 ms |
Rotor inertia |
565 gcm² |
Thermal data |
Thermal resistance housing-ambient |
3.59 K/W |
Thermal resistance winding-housing |
1.24 K/W |
Thermal time constant winding |
71.6 s |
Thermal time constant motor |
1510 s |
Ambient temperature |
-30...+100 °C |
Max. winding temperature |
+125 °C |
Mechanical data |
Bearing type |
Waelzlager |
Max. speed |
9500 rpm |
Axial play |
0 mm, at radial load < 11.5 N |
|
0.1 mm, at radial load > 11.5 N |
Radial play |
0.03 mm |
Max. axial load (dynamic) |
30 N |
Max. force for press fits (static) |
150 N |
(static, shaft supported) |
6000 N |
Max. radial load |
110 N, 15 mm from flange |
Other specifications |
Number of pole pairs |
1 |
Number of commutator segments |
15 |
Number of autoclave cycles |
0 |
Product |
Weight |
1100 g |
| | Continuous operation range
|
| |
|
| | |
| | Short term operation range
|
| |
|
Description
maxon DC motors are high-quality motors fitted with powerful permanent magnets. The “heart” of the motor is the worldwide patented ironless rotor. For you, this means cutting-edge technology in compact, powerful and low inertia drives.
Videos