The HG-RR353B is a high-power, medium-inertia servo motor from Mitsubishi's HG-RR series, designed for heavy-duty industrial applications requiring robust torque and precise speed control. With a 3.5kW rated output, this motor excels in demanding automation environments.
Key Specifications
Parameter Specification
Model HG-RR353B
Series HG-RR (High Torque)
Rated Output 3.5 kW (4.7 HP)
Rated Torque 16.7 Nm
Max. Torque 50.1 Nm
Rated Speed 2000 rpm
Max. Speed 3000 rpm
Encoder 22-bit absolute (4,194,304 p/rev)
Shaft Type Keyway shaft
Brake Option Without brake (standard)
Protection Class IP65 (Shaft side)
3. Performance Features
✔ High Torque Density: Optimized for heavy-load applications
✔ Precision Control: 22-bit encoder ensures ±0.01° positioning
✔ Robust Construction:
IP65 protection against dust/liquid ingress
Reinforced bearings for high radial loads
Vibration-resistant design (5.9 m/s²)
✔ Thermal Management: Class F insulation for high-temp operation
4. Electrical Characteristics
Parameter Value
Rated Current 17.5 A
Max. Current 52.5 A
Inductance 8.2 mH
Resistance 0.42 Ω
5. Mechanical Specifications
Parameter Value
Frame Size 130 mm
Flange Type Square flange (IEC)
Shaft Diameter 38 mm
Weight 32 kg
Moment of Inertia 8.7 × 10⁻³ kg·m²
6. Environmental Ratings
Operating Temp.: 0°C to +40°C (40-50°C with derating)