Technical Description: Mitsubishi HF-KE43KW1-S100
The Mitsubishi HF-KE43KW1-S100 is a high-performance AC Servo Motor from the MELSERVO-KE series. This motor is characterized by its low inertia design, making it the premier choice for applications requiring rapid acceleration and deceleration, such as pick-and-place robotics, electronic component inserters, and high-speed packaging machinery. The «S100» suffix indicates a specialized industrial specification, typically related to shaft enhancements or encoder configurations optimized for precision manufacturing.
High-Dynamic Performance and Encoder Precision
With a rated output of 400 Watts, the HF-KE43KW1-S100 provides exceptional torque-to-size ratios. It utilizes a high-resolution incremental encoder to provide the drive with sub-millimetric position feedback. The low inertia of the rotor allows the motor to reach its rated speed of 3000 RPM (up to 4500 RPM maximum) almost instantaneously. This high dynamic response is critical for reducing cycle times in automated manufacturing environments.
Key Characteristics
- Model: HF-KE43KW1-S100.
- Rated Output: 400 W (0.4 kW).
- Rated Torque: 1.3 N·m.
- Rated Speed: 3000 r/min (Max 4500 r/min).
- Inertia Type: Low Inertia.
- Protection Rating: IP65 (excluding shaft opening).
- Encoder: High-resolution 131,072 pulses/rev (17-bit).
- Voltage: 200V Class.
Industrial Durability and Integration
The HF-KE series is designed for seamless integration with Mitsubishi’s MR-J3 and MR-J4 servo amplifiers (depending on specific drive compatibility). The motor features high-grade magnetic materials and a compact housing that facilitates mounting in tight spaces. Its IP65 rating ensures that the internal windings are protected against dust and water splashes, which is essential for longevity in demanding industrial food-processing or assembly environments.
| Category | Specification |
| Insulation Class | Class B |
| Vibration Class | V15 |
| Mass | Approx. 1.5 kg |
Maintenance Insights
The HF-KE43KW1-S100 is designed for long-term maintenance-free operation. However, in high-speed applications, it is recommended to inspect the shaft coupling every 5,000 operating hours. Ensure that the motor cable and encoder cable are routed through flexible conduits if the motor is mounted on a moving robotic arm to prevent cable fatigue.
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