Specifications
Information: Drawings are not to scale.
| Values at nominal voltage |
| Nominal voltage |
3 V |
| No load speed |
13900 rpm |
| No load current |
51.5 mA |
| Nominal speed |
3950 rpm |
| Nominal torque (max. continuous torque) |
0.734 mNm |
| Nominal current (max. continuous current) |
0.418 A |
| Stall torque |
1.09 mNm |
| Stall current |
0.584 A |
| Max. efficiency |
52 % |
| Characteristics |
| Terminal resistance |
5.14 Ω |
| Terminal inductance |
0.127 mH |
| Torque constant |
1.88 mNm/A |
| Speed constant |
5120 rpm/V |
| Speed / torque gradient |
14100 rpm/mNm |
| Mechanical time constant |
35.1 ms |
| Rotor inertia |
0.237 gcm² |
| Thermal data |
| Thermal resistance housing-ambient |
49.2 K/W |
| Thermal resistance winding-housing |
13.2 K/W |
| Thermal time constant winding |
1.12 s |
| Thermal time constant motor |
73.8 s |
| Ambient temperature |
-20...+85 °C |
| Max. winding temperature |
+100 °C |
| Mechanical data |
| Bearing type |
ball bearings |
| Max. speed |
25000 rpm |
| Axial play |
0 mm, at radial load < 0.5 N |
|
0.1 mm, at radial load > 0.5 N |
| Max. axial load (dynamic) |
0.15 N |
| Max. force for press fits (static) |
15 N |
| (static, shaft supported) |
70 N |
| Max. radial load |
0.4 N, 4 mm from flange |
| Other specifications |
| Number of pole pairs |
4 |
| Number of phases |
3 |
| Number of autoclave cycles |
0 |
| Product |
| Weight |
3 g |
Description
Thanks to their flat design, the brushless EC flat motors are exactly the right drive for many applications. The well-conceived, simple engineering allows mainly automated production which results in a favorable price.
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