MRJN-40A AC200V

Overview of Mitsubishi HG-SR81 Servo Motor

The Mitsubishi HG-SR81 is a medium inertia AC servo motor designed for industrial automation applications requiring strong torque and stable operation. It delivers a rated output power of approximately 0.85 kW (850 W) with a rated speed of 1000 rpm. This motor is engineered to provide reliable performance with high precision, featuring a 22-bit absolute/incremental encoder for feedback and an IP67 protection rating for durable operation in harsh environments.

Key Features of Mitsubishi HG-SR81

• Rated Power Output: 0.85 kW
• Rated Torque: Approximately 7.16 Nm
• Rated Speed: 1000 rpm
• Maximum Speed: 1500 rpm
• Inertia: Medium inertia
• Protection Rating: IP67 (dust and water resistant)
• Encoder: 22-bit absolute or incremental encoder with 4,194,304 pulses per revolution
• Shaft Diameter: 24 mm
• Shaft Length: 50 mm
• Flange Size: 130 x 130 mm
• Brake: Not included
• Rated Current: 5.2 A
• Maximum Current: 17 A

Technical Specifications of HG-SR81

Applications / Use Case

The HG-SR81 is well-suited for automation tasks that require medium power with precise torque and speed control such as in packaging machines, robotics, semiconductor manufacturing, and industrial conveyors. Its IP67 protection rating allows it to operate reliably in dusty and wet environments.

Manufactured by Mitsubishi Electric, the HG-SR81 delivers precise, durable, and efficient motor performance tailored for demanding industrial applications.