Details
EC 22 Ø22 mm, brushless, 240 Watt, sensorless | Heavy Duty – for applications in oil
Part number 426451
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Specifications
Technical illustrations
- Dimension drawing
Information: Drawings are not to scale.
| Values at nominal voltage | |
| Nominal voltage | 48 V |
| No load speed | 12900 rpm |
| No load current | 384 mA |
| Nominal speed | 8410 rpm |
| Nominal torque (max. continuous torque) | 149 mNm |
| Nominal current (max. continuous current) | 4.48 A |
| Stall torque | 460 mNm |
| Stall current | 13.4 A |
| Max. efficiency | 71 % |
| Characteristics | |
| Terminal resistance | 3.59 Ω |
| Terminal inductance | 0.000626 mH |
| Torque constant | 34.4 mNm/A |
| Speed constant | 278 rpm/V |
| Speed / torque gradient | 29 rpm/mNm |
| Mechanical time constant | 2.31 ms |
| Rotor inertia | 7.63 gcm² |
| Thermal data | |
| Thermal resistance housing-ambient | 9.12 K/W |
| Thermal resistance winding-housing | 0.92 K/W |
| Thermal time constant winding | 5.84 s |
| Thermal time constant motor | 462 s |
| Ambient temperature | -55...+200 °C |
| Max. winding temperature | +240 °C |
| Mechanical data | |
| Bearing type | Waelzlager |
| Max. speed | 20000 rpm |
| Axial play | 0 - 0.14 mm |
| Radial play | 0.025 mm |
| Max. axial load (dynamic) | 8 N |
| Max. force for press fits (static) | 98 N |
| (static, shaft supported) | 250 N |
| Max. radial load | 16 N, 5 mm from flange |
| Other specifications | |
| Number of pole pairs | 1 |
| Number of phases | 3 |
| Number of autoclave cycles | 0 |
| Product | |
| Weight | 230 g |
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Operating Range
| Continuous operation range | ||
| Short term operation range | ||
