P520 Disc Magnet High Speed Step Motor
P520
Portescap disc magnet motors provide exceptional dynamic performance unparalleled by any other small diameter stepper in the market. The unique thin disc magnet enables finer step resolutions in a given envelope, significantly higher acceleration and greater top speed than conventional steppers.
Product Highlights
- Precise - well suited for microstepping
- Fast - disc magnet enables fastest acceleration and highest top speed of any step motor while maintaining accurate positioning
- Unique - low detent torque and highly customizable
- Adaptable - higher steps per revolution than similar diameter steppers
Customization Available
- Coil modifications - resistance and inductance
- Custom shafts - flats, knurling, diameter, length
- Encoders for position verification
- Gearheads for increased torque
- Lead screw shafts
- Sleeve or ball bearings
- Wiring - connectors, lead length, shrink tubing
Applications
- Clinical Diagnostics
- Textile Yarn Guide
- Pick & Place
- Laser Cutters
- Wire Cutting - EDM
| Part Number | P520 254 0.7 60 | P520 254 004 60 | P520 254 013 60 |
|---|---|---|---|
| Motor Diameter (in) | 2.047 | 2.047 | 2.047 |
| Motor Diameter (mm) | 52 | 52 | 52 |
| Shaft Play - Axial (μm) | 10@5N | 10@5N | 10@5N |
| Shaft Play - Radial (μm) | 15@5N | 15@5N | 15@5N |
| Step Angle (degree) | 3.6 | 3.6 | 3.6 |
| Steps per Revolution | 100 | 100 | 100 |
| Ambient Operating Temperature Range (°C) | -20 to +50 | -20 to +50 | -20 to +50 |
| Ambient Operating Temperature Range (°F) | -4 to +122 | -4 to +122 | -4 to +122 |
| Electrical Time Constant (ms) | 1.8 | 1.8 | 1.8 |
| Rotor Inertia (gcm²) | 12 | 12 | 12 |
| Weight (g) | 180 | 180 | 180 |
| Weight (oz) | 6.3 | 6.3 | 6.3 |
| Absolute Accuracy 2 ph. On, Full Step (degree) | ± 0.18 | ± 0.18 | ± 0.18 |
| Coil Temperature, Max (°C) | 130 | 130 | 130 |
| Coil Temperature, Max (°F) | 266 | 266 | 266 |
| Detent Torque (mNm) | 18 | 18 | 18 |
| Detent Torque (oz-in) | 2.5 | 2.5 | 2.5 |
| Dielectric Withstanding Voltage (VAC) | 500 for 5 seconds | 500 for 5 seconds | 500 for 5 seconds |
| Inductance per Phase, Typical (mH) | 1.3 | 8 | 27 |
| Angular Acceleration (nominal current) (rad/s²) | 100000 | 100000 | 100000 |
| Axial Shaft Load, Max (N) | 30 | 30 | 30 |
| Axial Shaft Load, Max (oz) | 108 | 108 | 108 |
| Back EMF Amplitude (V/kstep/s) | 2.1 | 5.5 | 9.8 |
| Holding Torque, 1.5x (nominal current) (mNm) | 170 | 170 | 170 |
| Holding Torque, 1.5x (nominal current) (oz-in) | 24 | 24 | 24 |
| Holding Torque (nominal current) (mNm) | 120 | 120 | 120 |
| Holding Torque (nominal current) (oz-in) | 17 | 17 | 17 |
| Nominal Phase Current (1 ph. On) (A) | 3.3 | 1.3 | 0.75 |
| Nominal Phase Current (2 ph. On) (A) | 2.3 | 0.9 | 0.5 |
| Power Rate (nominal current) (kW/s) | 12 | 12 | 12 |
| Radial Shaft Load, Max (N) | 20 | 20 | 20 |
| Radial Shaft Load, Max (oz) | 72 | 72 | 72 |
| Resistance per Phase, Typical (Ohm) | 0.7 | 4.4 | 13.5 |
| Thermal Resistance Coil-ambient (°C/W) | 9.5 | 9.5 | 9.5 |
| Document | Document Type | Language | File Type |
|---|---|---|---|
| P520 Specification Page | Specification Page |
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| P520 drawing | 2D Drawing |
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| P520 3D drawing | 3D Drawing |
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| Disc Magnet Motors (brochure) | Brochure |
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