

The MITSUBISHI MELSERVO-J4 SERVOMOTOR 5KW HG-SR502J is a premium-grade servo motor engineered for demanding automation tasks, offering superior torque density and precision in a compact package. Part of the renowned MELSERVO-J4 family, this 2000 r/min series motor is designed for 3-phase 200 V AC systems, making it a versatile choice for applications from CNC machining to robotic assembly. Its high power rate of 57.2 kW/s ensures rapid acceleration, while the maximum torque of 71.6 N·m provides robust performance under peak loads. With an operating temperature range of 0 °C to 40 °C and storage capability from -15 °C to 70 °C, the HG-SR502J is built for reliability in diverse industrial environments. Below is the exhaustive technical specification table for this model and its compatible series.
| Parameter | Unit | HG-SR502J (2000 r/min Series) | Other 2000 r/min Models (e.g., HG-SR102, HG-SR152, HG-SR202, HG-SR352, HG-SR702) | 1000 r/min Series Models (e.g., HG-SR51, HG-SR81, HG-SR121, HG-SR201, HG-SR421) |
|---|---|---|---|---|
| Continuous Running Duty (Rated Output) | kW | 5.0 | 0.5, 1.0, 1.5, 2.0, 3.5, 7.0 | 0.5, 0.85, 1.2, 2.0, 4.2 |
| Rated Torque | N·m | 23.9 | 2.4, 4.8, 7.2, 9.5, 16.7, 33.4 | 4.8, 8.1, 11.5, 19.1, 40.1 |
| Maximum Torque | N·m | 71.6 | 7.2, 14.3, 21.5, 28.6, 50.1, 100 | 14.3, 24.4, 34.4, 57.3, 120 |
| Rated Speed | r/min | 2000 | 2000 | 1000 |
| Maximum Speed | r/min | 3000 | 3000 | 1500 |
| Instantaneous Permissible Speed | r/min | 3450 | 3450 | 1725 |
| Power Rate at Continuous Rated Torque | kW/s | 57.2 | 7.85, 19.7, 32.1, 19.5, 35.5, 74 | 19.7, 41.2, 28.1, 46.4, 107 |
| Rated Current | A | 22 | 2.9, 5.6, 9.4, 9.6, 14, 26 | 2.8, 5.2, 7.1, 9.4, 19 |
| Maximum Current | A | 70 | 9, 17, 29, 31, 45, 83 | 9, 17, 23, 30, 61 |
| Ambient Temperature (Operation) | °C | 0 to 40 (non-freezing) | 0 to 40 (non-freezing) | 0 to 40 (non-freezing) |
| Ambient Temperature (Storage) | °C | -15 to 70 (non-freezing) | -15 to 70 (non-freezing) | -15 to 70 (non-freezing) |
| Ambient Humidity (Operation) | %RH | 10 to 80 (non-condensing) | 10 to 80 (non-condensing) | 10 to 80 (non-condensing) |
| Ambient Humidity (Storage) | %RH | 10 to 90 (non-condensing) | 10 to 90 (non-condensing) | 10 to 90 (non-condensing) |
| Permissible Radial Load (Shaft) | N | 2058 | 980 (for smaller models) / 2058 for larger models | 980 / 2058 |
| Permissible Thrust Load (Shaft) | N | 980 | 490 (for smaller models) / 980 for larger models | 490 / 980 |
| Mass (Standard) | kg | 20 | 4.8, 6.2, 7.3, 11, 16, 27 | 6.2, 7.3, 11, 16, 27 |
Note: All specifications are per Mitsubishi MELSERVO-J4 series standards. The HG-SR502J is a 2000 r/min model operating on 3-phase 200 V AC. For exact dimensions or wiring details, refer to the official manual.

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