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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 | 35200 rpm |
No load current | 28.8 mA |
Nominal speed | 11700 rpm |
Nominal torque (max. continuous torque) | 0.225 mNm |
Nominal current (max. continuous current) | 0.317 A |
Stall torque | 0.355 mNm |
Stall current | 0.465 A |
Max. efficiency | 58 % |
Characteristics | |
Terminal resistance | 6.45 Ω |
Terminal inductance | 0.000075 mH |
Torque constant | 0.763 mNm/A |
Speed constant | 12500 rpm/V |
Speed / torque gradient | 106000 rpm/mNm |
Mechanical time constant | 1.23 ms |
Rotor inertia | 0.00111 gcm² |
Thermal data | |
Thermal resistance housing-ambient | 96.7 K/W |
Thermal resistance winding-housing | 15.2 K/W |
Thermal time constant winding | 0.738 s |
Thermal time constant motor | 58.5 s |
Ambient temperature | -20...+80 °C |
Max. winding temperature | +125 °C |
Mechanical data | |
Bearing type | ball bearings |
Max. speed | 50000 rpm |
Axial play | 0.06 - 0.06 mm |
Max. axial load (dynamic) | 0.1 N |
Max. force for press fits (static) | 10 N |
(static, shaft supported) | 10 N |
Max. radial load | 0.2 N, 2 mm from flange |
Other specifications | |
Number of pole pairs | 1 |
Number of phases | 3 |
Number of autoclave cycles | 0 |
Product | |
Weight | 1 g |
Description
The brushless EC motors with an ironless winding have an extremely large speed range, high power, excellent control characteristics and of course unrivaled durability.The EC 4 is available in 2 lengths, either with Hall sensors or sensorless. Combine with planetary gearhead GP 4C for high torques. Order your EC drive online now.