Product Description

The Mitsubishi HG-KR73BK is a high-performance AC brushless rotary servo motor from the MELSERVO-J4 series, designed for precise motion control in industrial automation applications. This motor delivers a rated power of 0.75 kW and a rated torque of 2.4 Nm, with a maximum torque of 8.4 Nm. It operates at a rated speed of 3,000 rpm, reaching up to 6,000 rpm at maximum speed. The motor features a 22-bit absolute encoder with a resolution of 4,194,304 pulses per revolution, ensuring high positional accuracy. It is equipped with a keyed straight shaft and does not include a brake. With a protection class of IP65, the motor is suitable for environments requiring resistance to dust and water. The HG-KR73BK is compatible with the MR-J4 series servo amplifiers, making it ideal for applications such as CNC machines, robotics, and other precision machinery.​

Technical Specifications

• Series: MELSERVO-J4
• Type: AC Brushless Rotary Servo Motor
• Rated Power: 0.75 kW
• Rated Torque: 2.4 Nm
• Maximum Torque: 8.4 Nm
• Rated Speed: 3,000 rpm
• Maximum Speed: 6,000 rpm
• Encoder Type: 22-bit absolute encoder
• Encoder Resolution: 4,194,304 pulses per revolution
• Shaft Type: Keyed straight shaft
• Brake: No
• Protection Class: IP65
• Mounting Type: Flange mounting
• Dimensions (W x H x D): 80 mm x 97.1 mm x 112 mm
• Weight: 2.8 kg
• Operating Temperature Range: 0°C to +40°C
• Compliance: CE, UL/cUL, UKCA, EAC​