Specifications
Information: Drawings are not to scale.
| Values at nominal voltage |
| Nominal voltage |
12 V |
| No load speed |
20100 rpm |
| No load current |
78.1 mA |
| Nominal speed |
9680 rpm |
| Nominal torque (max. continuous torque) |
1.83 mNm |
| Nominal current (max. continuous current) |
0.402 A |
| Stall torque |
3.87 mNm |
| Stall current |
0.764 A |
| Max. efficiency |
49 % |
| Characteristics |
| Terminal resistance |
15.7 Ω |
| Terminal inductance |
0.428 mH |
| Torque constant |
5.06 mNm/A |
| Speed constant |
1890 rpm/V |
| Speed / torque gradient |
5860 rpm/mNm |
| Mechanical time constant |
67.5 ms |
| Rotor inertia |
1.1 gcm² |
| Thermal data |
| Thermal resistance housing-ambient |
11.4 K/W |
| Thermal resistance winding-housing |
11.3 K/W |
| Thermal time constant winding |
1.45 s |
| Thermal time constant motor |
48.4 s |
| Ambient temperature |
-40...+100 °C |
| Max. winding temperature |
+125 °C |
| Mechanical data |
| Bearing type |
ball bearings |
| Max. speed |
22000 rpm |
| Axial play |
{0} {1}, at radial load {2} {3} {4} |
|
0.14 mm, at radial load > 1.5 N |
| Max. axial load (dynamic) |
1.3 N |
| Max. force for press fits (static) |
18 N |
| (static, shaft supported) |
200 N |
| Max. radial load |
3.4 N, 5 mm from flange |
| Other specifications |
| Number of pole pairs |
4 |
| Number of phases |
3 |
| Number of autoclave cycles |
0 |
| Product |
| Weight |
8 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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