The HG-SR52J is a Mitsubishi AC servo motor from the HG-SR series, rated at 0.5 kW output with a base speed of 2000 r/min. It draws 2.9 A and can deliver up to 7.2 N·m maximum torque. The J suffix confirms the motor includes an oil seal, making it suitable for applications where lubricant ingress is a concern.
Key Ratings and Construction
Rated current is 2.9 A at the 0.5 kW output. The maximum torque of 7.2 N·m is available for acceleration and deceleration profiles, not continuous duty. Insulation class is 155 (F), rated for a 155 °C hot-spot temperature. Vibration rank is V10, standard for general-purpose servo applications.
Environmental and Installation
The motor is designed for indoor installation away from direct sunlight, corrosive gases, flammable gas, oil mist, dust, and dirt. The oil seal (J variant) adds protection against oil ingress at the shaft, which is common in gearbox-coupled or vertical-mount installations.