Specifications
| Values at nominal voltage |
| Nominal voltage |
18 V |
| No load speed |
7950 rpm |
| No load current |
303 mA |
| Nominal speed |
6840 rpm |
| Nominal torque (max. continuous torque) |
110 mNm |
| Nominal current (max. continuous current) |
4.98 A |
| Stall torque |
962 mNm |
| Stall current |
83.4 A |
| Max. efficiency |
88 % |
| Characteristics |
| Terminal resistance |
0.216 Ω |
| Terminal inductance |
0.219 mH |
| Torque constant |
21.4 mNm/A |
| Speed constant |
446 rpm/V |
| Speed / torque gradient |
4.49 rpm/mNm |
| Mechanical time constant |
0.729 ms |
| Rotor inertia |
15.5 gcm² |
| Thermal data |
| Thermal resistance housing-ambient |
9.01 K/W |
| Thermal resistance winding-housing |
2.46 K/W |
| Thermal time constant winding |
32.9 s |
| Thermal time constant motor |
1090 s |
| Ambient temperature |
-40...+100 °C |
| Max. winding temperature |
+155 °C |
| Mechanical data |
| Bearing type |
ball bearings |
| Max. speed |
10000 rpm |
| Axial play |
0 mm, at radial load < 9 N |
|
0.14 mm, at radial load > 9 N |
| Max. axial load (dynamic) |
5 N |
| Max. force for press fits (static) |
98 N |
| (static, shaft supported) |
1300 N |
| Max. radial load |
25 N, 5 mm from flange |
| Other specifications |
| Number of pole pairs |
4 |
| Number of phases |
3 |
| Number of autoclave cycles |
0 |
| Product |
| Weight |
242 g |
| | | Continuous operation range
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| | | Short term operation range
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Description
With their optimized magnetic circuit, these brushless EC-i motors with iron windings offer a very high torque density and very low cogging torque. The multipole internal rotor has excellent dynamics. The robust design with a steel flange and housing makes this unit suitable for a wide variety of applications. Order your EC-i drive online now.
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