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The HG-KR73W0C from Mitsubishi is characterized as a low inertia and small capacity servo motor. It has a maximum rotational speed of 6000 r/min and can achieve permissible instantaneous speeds of up to 6900 r/min, making it suitable for dynamic applications.
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| Manufacturer | Mitsubishi |
|---|---|
| Product Line | HG Series |
| Part Number | HG-KR73W0C |
| Weight | 10.00 lbs (4.54 kg) |
| Product Category | Low inertia/Small capacity Servo Motor |
| Maximum Rotational Speed | 6000 r/min |
| Permissible Instantaneous Speed | 6900 r/min |
| Current Specifications | Rated: 4.8 A, Max: 17 A |
| Operating Speed | 3000 r/min |
| Unique Feature | Functional safety |
| Peak Torque Capability | 8.4 N·m |
| Maximum Shaft Load | Radial: 392 N, Thrust: 147 N |
| Torque for Continuous Operation | 2.4 N·m |
| Power Rating at Continuous Duty Torque | 45.2 kW/s |
| Speed/Position Measurement Device | 22-bit encoder, 4194304 pulses/rev |
| Shaft Configuration | Standard (Straight) |
| Electromagnetic Brake | None |
| Inertia-to-Load Ratio Recommendation | 17:1 or less |
Mitsubishi's HG-KR73W0C represents a robust low inertia servo motor designed for small capacity applications. This motor can reach a maximum rotational speed of 6000 r/min, suitable for high-speed tasks. With an allowable instantaneous speed of 6900 r/min, it can adapt to rapid operational conditions.
The unit weighs in at 2.8 kg, making it lightweight for easy integration. Operating efficiently at 3000 r/min, this motor provides a continuous torque of 2.4 N·m while handling up to 8.4 N·m in peak torque applications. The maximum shaft load ratings state 392 N for radial loads and 147 N for thrust loads, identifying its capability in practical deployments.
Current specifications reveal a rated value of 4.8 A, reaching a maximum of 17 A during operation. It features a standard straight shaft configuration and has an embedded functional safety aspect beneficial for critical control applications. The power rating of this motor at continuous duty torque is noted at 45.2 kW/s.
For precise control, the HG-KR73W0C is equipped with a high-resolution 22-bit encoder offering up to 4,194,304 pulses per revolution. This feedback ability is crucial for applications requiring accurate speed and position measurement. The inertia-to-load ratio is recommended to be 17:1 or less, ensuring optimal performance in a diverse range of environments. Notably, this motor does not include an electromagnetic brake, further simplifying its design.