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MR-J2S-11KB4

The MR-J2S-11KB4 is a 1.0kW servo amplifier from Mitsubishi’s MR-J2S series, designed for precise motion control in industrial automation. This model features built-in regenerative braking and supports high-speed communication via SSCNET, making it ideal for CNC, robotics, and packaging applications.

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Key Specifications
Parameter Specification
Model MR-J2S-11KB4
Series MR-J2S (Super Edition)
Rated Output 1.0 kW
Max. Current 6.0 A (continuous), 18 A (instantaneous)
Power Supply 3-phase AC 200-230V (±10%), 50/60Hz
Control Method IGBT PWM (Vector Control)
Feedback Incremental encoder (131,072 pulses/rev)
Communication SSCNET (High-speed servo network)
Regenerative Braking Built-in (40W capacity)
3. Control Features
✔ High-Performance Motion Control:

1.6kHz frequency response

Auto-tuning for optimal servo gain

Vibration suppression control

✔ Network Integration:

Compatible with Mitsubishi PLCs (Q/FX series)

Supports multi-axis synchronization

✔ User-Friendly Design:

LED indicators for status monitoring

Compact, space-saving form factor

4. Protection & Safety
Overcurrent/Overvoltage protection

Motor overload detection

Dynamic brake (STO function)

Encoder error detection

IP20 Protection (For control cabinet use)

5. Physical Specifications
| Dimension (W×H×D) | 130 × 220 × 150 mm |
| Weight | 3.2 kg |
| Cooling Method | Fan-cooled |
| Mounting | Panel mounting |

6. Environmental Ratings
Operating Temp.: 0°C to +55°C

Storage Temp.: -20°C to +65°C

Humidity: 20-90% RH (non-condensing)

Vibration Resistance: 4.9 m/s² (10-55Hz)