Specifications
Information: Drawings are not to scale.
| Values at nominal voltage |
| Nominal voltage |
18 V |
| No load speed |
4790 rpm |
| No load current |
9.88 mA |
| Nominal speed |
3710 rpm |
| Nominal torque (max. continuous torque) |
28.7 mNm |
| Nominal current (max. continuous current) |
0.811 A |
| Stall torque |
126 mNm |
| Stall current |
3.52 A |
| Max. efficiency |
90 % |
| Characteristics |
| Terminal resistance |
5.11 Ω |
| Terminal inductance |
0.551 mH |
| Torque constant |
35.8 mNm/A |
| Speed constant |
267 rpm/V |
| Speed / torque gradient |
38.2 rpm/mNm |
| Mechanical time constant |
4.22 ms |
| Rotor inertia |
10.6 gcm² |
| Thermal data |
| Thermal resistance housing-ambient |
14 K/W |
| Thermal resistance winding-housing |
3.1 K/W |
| Thermal time constant winding |
12.2 s |
| Thermal time constant motor |
612 s |
| Ambient temperature |
-20...+85 °C |
| Max. winding temperature |
+100 °C |
| Mechanical data |
| Bearing type |
Waelzlager |
| Max. speed |
5500 rpm |
| Axial play |
0.05 - 0.15 mm |
| Radial play |
0.025 mm |
| Max. axial load (dynamic) |
3.2 N |
| Max. force for press fits (static) |
64 N |
| (static, shaft supported) |
800 N |
| Max. radial load |
16 N, 5 mm from flange |
| Other specifications |
| Number of pole pairs |
1 |
| Number of commutator segments |
11 |
| Number of autoclave cycles |
0 |
| Product |
| Weight |
130 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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