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Specifications
Technical illustrations
- Dimension drawing
Information: Drawings are not to scale.
| Values at nominal voltage | |
| Nominal voltage | 3 V |
| No load speed | 74700 rpm |
| No load current | 149 mA |
| Nominal speed | 54900 rpm |
| Nominal torque (max. continuous torque) | 0.412 mNm |
| Nominal current (max. continuous current) | 1.24 A |
| Stall torque | 1.62 mNm |
| Stall current | 4.38 A |
| Max. efficiency | 67 % |
| Characteristics | |
| Terminal resistance | 0.686 Ω |
| Terminal inductance | 0.00529 mH |
| Torque constant | 0.37 mNm/A |
| Speed constant | 25800 rpm/V |
| Speed / torque gradient | 47800 rpm/mNm |
| Mechanical time constant | 3.52 ms |
| Rotor inertia | 0.00703 gcm² |
| Thermal data | |
| Thermal resistance housing-ambient | 65.8 K/W |
| Thermal resistance winding-housing | 13.2 K/W |
| Thermal time constant winding | 1.34 s |
| Thermal time constant motor | 70.4 s |
| Ambient temperature | -20...+100 °C |
| Max. winding temperature | +125 °C |
| Mechanical data | |
| Bearing type | ball bearings |
| Max. speed | 100000 rpm |
| Axial play | 0 mm, at radial load < 0.15 N |
| 0.06 mm, at radial load > 0.15 N | |
| Max. axial load (dynamic) | 0.1 N |
| Max. force for press fits (static) | 10 N |
| (static, shaft supported) | 113 N |
| Max. radial load | 2 N, 2 mm from flange |
| Other specifications | |
| Number of pole pairs | 1 |
| Number of phases | 3 |
| Number of autoclave cycles | 0 |
| Product | |
| Weight | 3 g |
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Operating Range
| Continuous operation range | ||
| Short term operation range | ||
Description
The electronically commutated EC motors are characterized especially by their favorabletorque characteristics, high power, extremely broad speed range and, of course, by their
unsurpassed service life.
