Specifications
Information: Drawings are not to scale.
| Values at nominal voltage |
| Nominal voltage |
18 V |
| No load speed |
14300 rpm |
| No load current |
404 mA |
| Nominal speed |
12700 rpm |
| Nominal torque (max. continuous torque) |
45.2 mNm |
| Nominal current (max. continuous current) |
4.15 A |
| Stall torque |
443 mNm |
| Stall current |
37.4 A |
| Max. efficiency |
81 % |
| Characteristics |
| Terminal resistance |
0.481 Ω |
| Terminal inductance |
0.0752 mH |
| Torque constant |
11.8 mNm/A |
| Speed constant |
806 rpm/V |
| Speed / torque gradient |
32.7 rpm/mNm |
| Mechanical time constant |
6.86 ms |
| Rotor inertia |
20 gcm² |
| Thermal data |
| Thermal resistance housing-ambient |
5.4 K/W |
| Thermal resistance winding-housing |
2.5 K/W |
| Thermal time constant winding |
14.9 s |
| Thermal time constant motor |
1180 s |
| Ambient temperature |
-20...+100 °C |
| Max. winding temperature |
+125 °C |
| Mechanical data |
| Bearing type |
ball bearings |
| Max. speed |
25000 rpm |
| Axial play |
0 mm, at radial load < 8 N |
|
0.14 mm, at radial load > 8 N |
| Max. axial load (dynamic) |
5.6 N |
| Max. force for press fits (static) |
98 N |
| (static, shaft supported) |
1200 N |
| Max. radial load |
28 N, 5 mm from flange |
| Other specifications |
| Number of pole pairs |
1 |
| Number of phases |
3 |
| Number of autoclave cycles |
0 |
| Product |
| Weight |
270 g |
| | | Continuous operation range
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| | |
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| | | Short term operation range
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Description
The electronically commutated EC motors are characterized especially by their favorable torque characteristics, high power, extremely broad speed range and, of course, by their unsurpassed service life.
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