MR-J3-40A

The Mitsubishi MR-J3-40A servo amplifier is a MELSERVO-J3 series general-purpose type of AC servo amplifier that was designed to control compatible servo motors. The MR-J3-40A’s rated output voltage is 170 VAC, and its rated output current is 2.8 A. Additionally, the MR-J3-40A servo amplifier’s main circuit power supply voltage range is 200 to 230 VAC (1-phase and 3-phase) with 50/60 Hz of frequency. The main circuit power supply current rating is 2.6 A. The MR-J3-40A servo amplifier’s control circuit power supply voltage rating is 200 to 230 VAC (1-phase) at 50/60 Hz, and its control circuit power supply current rating is 0.2 A. This servo amplifier has a power consumption rating of 30 W, and it is equipped with an interface power supply that operates with a voltage rating of 24 VDC -/+10%. The MR-J3-40A servo amplifier uses a sine-wave PWM control and a current control system to ensure precise motor control. It has a dynamic brake that is built-in. The MR-J3-40A servo amplifier has an open structure with a natural cooling option and an IP00 protection rating. For energy management, the MR-J3-40A servo amplifier comes with a built-in regenerative resistor that is rated at 10 W, and the servo amplifier supports an inverse efficiency rating of 85%. It has a capacitor charging capacity of 11 J and has a rated sensitivity current value of 15 mA for the leakage circuit breaker. The MR-J3-40A servo amplifier’s capacitor’s discharge time is set at 1 minute. This servo amplifier weighs 1.0 kg or approximately 2.21 lbs.