Specifications
Information: Drawings are not to scale.
| Values at nominal voltage |
| Nominal voltage |
70 V |
| No load speed |
3440 rpm |
| No load current |
261 mA |
| Nominal speed |
3230 rpm |
| Nominal torque (max. continuous torque) |
780 mNm |
| Nominal current (max. continuous current) |
4.32 A |
| Stall torque |
15100 mNm |
| Stall current |
78.6 A |
| Max. efficiency |
87 % |
| Characteristics |
| Terminal resistance |
0.891 Ω |
| Terminal inductance |
0.393 mH |
| Torque constant |
192 mNm/A |
| Speed constant |
49.8 rpm/V |
| Speed / torque gradient |
0.231 rpm/mNm |
| Mechanical time constant |
3.16 ms |
| Rotor inertia |
1310 gcm² |
| Thermal data |
| Thermal resistance housing-ambient |
1.3 K/W |
| Thermal resistance winding-housing |
1.85 K/W |
| Thermal time constant winding |
120 s |
| Thermal time constant motor |
1060 s |
| Ambient temperature |
-30...+100 °C |
| Max. winding temperature |
+125 °C |
| Mechanical data |
| Max. speed |
5500 rpm |
| Other specifications |
| Number of pole pairs |
2 |
| Product |
| Weight |
2100 g |
| | | Continuous operation range
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| | | Short term operation range
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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.
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