MITSUBISHI HG-KR43B Servomotor HG Series, Power 400 W

Servomotor HG Series, Power 400 W; Torque 1.3 Nm, Max. Torque 4.5 Nm, Brake.

The MITSUBISHI HG-KR43B is a low-inertia, small-capacity AC servo motor from the MR-J4 series, designed for high-precision industrial automation applications. It features a compact design, IP65 protection rating, and advanced control functions, making it suitable for scenarios requiring rapid acceleration/deceleration and precise positioning, such as insertion machines, label printers, and small robots.

Technical Specifications

Electrical Ratings

Rated Power: 400 W (continuous output)

Rated Voltage: AC 200 V (compatible with AC 110/220 V or DC 24/12 V input)

Rated Current: 2.6 A (Maximum Current: 9.1 A)

Rated Torque: 1.3 N·m (Maximum Torque: 4.5 N·m, Instantaneous Allowable Speed: 6,900 r/min)

Speed Range: Rated Speed 3,000 r/min, Maximum Speed 6,000 r/min

Encoder Resolution: 22-bit absolute/incremental hybrid encoder (4,194,304 pulses/rev)

Mechanical Specifications

Protection Class: IP65 (Totally enclosed fan-cooled, resistant to oil mist/dust)

Moment of Inertia: 0.371 × 10⁻⁴ kg·m² (Low-inertia design for high-frequency start/stop)

Recommended Load Inertia Ratio: ≤25 times (consult for higher ratios)

Shaft Load Capacity: Radial 245 N, Thrust 98 N

Weight: 1.4 kg (standard), 1.8 kg (with electromagnetic brake)

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