Frameless Motors
Omni™ Series Frameless Motor
Omni™ Series High Torque Frameless Motor, 64 mm Diameter, Inner Rotor Configuration, Halls Option
The Omni Series enables OEMs to design high performance, reliable, small and lightweight systems using flexible and easy-to-integrate rotary motor components.
- High torque density in low-profile form factors enables small footprint
- Large through hole for convenient routing of cables, optics, plumbing and other system elements
- High mechanical stiffness and low rotor inertia for efficient control of highly dynamic axes
- Low cogging for accurate and smooth motion
- Easy integration into system design
- Compatible with wide range of drives and controllers
- Custom windings and form factors available to meet application requirements
Overview
- High torque density in low-profile form factors enables small footprint
- Large through hole for convenient routing of cables, optics, plumbing and other system elements
- High mechanical stiffness and low rotor inertia for efficient control of highly dynamic axes
- Low cogging for accurate and smooth motion
- Easy integration into system design
- Compatible with wide range of drives and controllers
- Custom windings and form factors available to meet application requirements
| Specification | Value |
|---|---|
| Performance Specifications | |
| Continuous Torque* | 0.53 Nm (76 oz-in) |
| Peak Torque | 1.61 Nm (228 oz-in) |
| Electrical Specifications | |
| Continuous Current | 4.1 ADC |
| Resistancephase-phase | 1.82 Ω |
| Kephase-phase | 13.9 Vpeak/krpm |
| Inductancephase-phase | 4.5 mH |
| Km | 0.098 N/√W |
| KtTRAP | 0.133 Nm/ADC |
| KtSINE | 0.115 Nm/Apeak |
| Thermal Specifications | |
| Thermal Resistance | 3°C/W |
| Mechanical Specifications | |
| Stator OD | 63.5 mm |
| Stator ID | 29.16 mm |
| Rotor OD | 28.14 mm |
| Rotor ID | 12.68 mm |
| Stator Length | 26.42 mm |
| Stack Height | 12.7 mm |
| Max End Turn, Lead Side | 7.37 mm |
| Max End Turn, Non-Lead Side | 6.35 mm |
| Rotor Length | 15.27 mm |
| Weight – Total*** | 0.274 kg |
| Stator Weight | 0.213 kg |
| Rotor Weight | 0.061 kg |
| Rotor Inertia | 0.00000714 kg-m² (0.0000632 lb-in-sec²) |
| Halls Option | Yes |
| Pole Count | 8 |
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