Mitsubishi MR-J4-70B 0.75kW Servo Amplifier SSCNET III/H

Price Negotiable

Price: Negotiable

MOQ: 1

Delivery Time: 2-3 days

Brand: Siemens

Product Description

Sinamics MR-J4-70B Overview

The Mitsubishi MR-J4-70B is a high‑performance single‑axis servo amplifier belonging to the MELSERVO‑J4 series. It delivers a rated output of 0.75 kW and supports 1‑phase or 3‑phase AC200–240V power input, making it widely compatible with industrial automation systems. Equipped with SSCNET III/H high‑speed optical communication, it achieves fast and stable motion control with high positioning accuracy.

Figure 1 shows the front panel of MR-J4-70B.

Quick Specs.

Table 1 shows the Quick Specs

Item	Details
Model	MR-J4-70B
Series	MELSERVO-J4
Rated Output	0.75 kW
Input Voltage	1/3‑phase AC200–240V 50/60Hz
Interface	SSCNET III/H
Protection	IP20

Detailed Specification

Parameter	Value
Model	MR-J4-70B
Rated output	0.75 kW
Output rated voltage	3‑phase AC170 V
Output rated current	5.8 A
Main circuit power	1/3‑phase AC200–240 V, 50/60 Hz
Main circuit rated current	3.8 A
Allowable voltage fluctuation	AC170–264 V
Control circuit power	1‑phase AC200–240 V, 50/60 Hz
Control circuit rated current	0.2 A
Interface power	DC24 V ±10%, 0.3 A
Communication	SSCNET III/H
Control method	Sine‑wave PWM, current control
Built‑in functions	Dynamic brake, regenerative resistor
Protection	STO, overcurrent, overvoltage, overload, etc.
Cooling	Forced ventilation
Ingress protection	IP20
Weight	Approx. 1.4 kg