Mitsubishi MR-J4-15KA4
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It is designed for 15 kW-class servo motor applications and uses a three-phase 380–480 V AC power supply.
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Product Details of Mitsubishi MR-J4-15KA4
Product Introduction
The Mitsubishi MR-J4-15KA4 is a high-power AC servo amplifier from the MELSERVO-J4 series. It is designed for 15 kW-class servo motor applications and uses a three-phase 380–480 V AC power supply. The amplifier provides high-speed, high-accuracy motion control and supports a general-purpose interface for industrial automation equipment. It is suitable for demanding applications such as machine tools, production machinery, and high-performance motion systems.
Products Description
| Specification | Details |
|---|---|
| Brand | Mitsubishi Electric |
| Series | MELSERVO-J4 |
| Model | MR-J4-15KA4 |
| Product Type | AC Servo Amplifier / Servo Drive |
| Rated Capacity | 15 kW |
| Voltage Class | 400 V |
| Main Power Supply | 3-phase 380–480 VAC, 50/60 Hz |
| Rated Input Current | 31.8 A |
| Rated Output Current | 41.0 A |
| Control Circuit Power Supply | 1-phase 380–480 VAC |
| Control Method | Sine-wave PWM control / Current control |
| Command Interface | General-purpose interface |
| Encoder Resolution | 22-bit |
| Maximum Command Pulse Frequency | 4 Mpulses/s |
| Communication | USB, RS-422/RS-485 |
| Safety Function | STO |
| Protection Rating | IP20 |
| Cooling Method | Forced air cooling |
| Operating Temperature | 0 to 55°C |
Products Description
*High-power 15 kW servo amplifier, suitable for demanding industrial motion-control applications.
*High-speed, high-accuracy control with a 2.5 kHz speed frequency response and 22-bit encoder support.
*One-touch tuning simplifies servo gain adjustment and helps optimize machine performance.
*Advanced vibration suppression functions help improve positioning stability and reduce machine resonance.
*Supports command pulse frequencies up to 4 Mpulses/s, providing fast and precise positioning control.
*Built-in safety functions including STO support enhanced machine safety and emergency shutdown capability.
*Designed for 3-phase 380–480 V AC systems, making it suitable for high-power industrial equipment.
Products Description
Q1: What is MR-J4-15KA4?
A: It is a Mitsubishi MELSERVO-J4 AC servo amplifier with a 15 kW rated capacity.
Q2: What power supply does MR-J4-15KA4 use?
A: It uses a 3-phase 380–480 V AC power supply.
Q3: Does MR-J4-15KA4 support safety functions?
A: Yes. It supports STO (Safe Torque Off) according to IEC/EN 61800-5-2.
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