MitsubishiHG-JR73KAC Servo Motor — MELSERVO-J4 HG-JR, 0.75 kW, 2.4 N·m, 3000 r/min, 200 V, key shaft

Product Description

What this part isThe Mitsubishi Electric HG-JR73K is a low-inertia, medium-capacity rotary AC servo motor from the MELSERVO-J4 HG-JR 3000 r/min series (200 V class). It is rated 0.75 kW and 2.4 N·m at 3000 r/min, has a 22-bit absolute/incremental encoder, IP67 protection, an installed oil seal and a key shaft, and has no electromagnetic brake.

SpecificationsRated output: 0.75 kW

Rated torque: 2.4 N·m

Maximum torque: 7.2 N·m (9.6 N·m when combined with a larger-capacity servo amplifier)

Rated speed: 3000 r/min

Maximum speed: 6000 r/min

Permissible instantaneous speed: 6900 r/min

Rated current: 5.6 A

Maximum current: 17 A (23 A with increased maximum torque)

Power supply capacity: 1.3 kVA

Power rate at continuous rated torque: 27.3 kW/s

Moment of inertia J: 2.09 × 10⁻⁴ kg·m²

Power supply class: 200 V AC

Speed/position detector: Absolute/incremental 22-bit encoder (resolution: 4194304 pulses/rev)

Electromagnetic brake: None

Oil seal: Installed

Shaft: Key shaft

Protection: IP67 (shaft-through portion excluded)

Permissible radial load: 323 N

Permissible thrust load: 284 N

Operating ambient temperature: 0 to 40 °C (non-freezing)

Storage ambient temperature: -15 to 70 °C (non-freezing)

Operating ambient humidity: 10 to 80 %RH (non-condensing)

Storage ambient humidity: 10 to 90 %RH (non-condensing)

Vibration resistance: X, Y 24.5 m/s²

Altitude: 2000 m or less above sea level

Series: MELSERVO-J4, HG-JR 3000 r/min series

Compatibility and replacementCompatible servo amplifiers: MR-J4-70GF(-RJ), MR-J4-70B(-RJ), MR-J4-70A(-RJ), MR-J4-70TM, MR-J4W2-77B, MR-J4W2-1010B

For maximum torque increased to 400 % of rated torque: MR-J4-200GF(-RJ), MR-J4-200B(-RJ), MR-J4-200A(-RJ), MR-J4-200TM

Related models: HG-JR73 (without key), HG-JR73B (with electromagnetic brake), HG-JR734 (400 V class)

ApplicationsMitsubishi Electric lists the HG-JR series for high-throughput positioning and high acceleration/deceleration operation, with application examples including food packaging machines, printers, injection molding machines and press machines.