Mitsubishi MR-J3-20A1 Servo Amplifier | AC Motion Control Drive

Product Overview – Core ValueThe Mitsubishi MR-J3-20A1 AC servo drive delivers stable and precise motion control for industrial automation.This MELSERVO MR-J3 series amplifier maintains performance under unstable power conditions.200W rated output supports accurate positioning and smooth motion.The built-in dynamic brake improves operational safety during emergency stops.Electrical Input & Voltage FlexibilityThe MR-J3-20A1 accepts single-phase 100–120VAC input at 50Hz and 60Hz.The rated internal operating voltage reaches 3-phase 323VAC.Permissible voltage fluctuation ranges from 323VAC to 528VAC.This design ensures reliable operation in unstable industrial power networks.Output Performance & Motion AccuracyThe servo amplifier delivers 170V output with a frequency range of 0 to 360Hz.Rated output current reaches 1.5A for stable torque control.S-pattern acceleration reduces vibration and mechanical stress.Maximum input pulse frequency reaches 1Mpps with differential signals.Signal Processing & Control InterfaceThe drive supports RS-422 communication for high-speed data transmission.Open collector pulse input supports up to 200kpps.Advanced filtering improves resistance against electrical interference.Error limits restrict movement to three revolutions during fault conditions.Environmental & Mechanical CharacteristicsThe compact structure fits easily inside standard control cabinets.Operating temperature ranges from 0°C to 55°C.Fan-assisted cooling maintains thermal stability.The lightweight design weighs only 0.96kg.Technical SpecificationsBrand: Mitsubishi ElectricModel: **MR-J3-20A1**Series: MELSERVO MR-J3Product Type: AC Motion Servo Drive / AmplifierRated Power: 200W (0.2kW)Input Voltage: Single-phase 100–120VACInput Current: 5.0ARated Voltage: 3-phase 323VACFrequency: 50 / 60HzAuxiliary Power Supply: 24VDC, 0.3ADynamic Brake: Built-inInstallation GuidelinesInstall the drive vertically inside a ventilated control enclosure.Maintain sufficient clearance for airflow.Ensure proper grounding to reduce electrical noise.Verify voltage compatibility before initial power-up.Package Contents1 × Mitsubishi MR-J3-20A1 AC Servo Drive1 × User reference documentation1 × Factory-installed dynamic brake resistorShipping via FedEx, UPS, or DHLFrequently Asked QuestionsWhat motor capacity does this drive support?This servo drive supports motors rated up to 200W.Does the drive include regenerative protection?The built-in resistor manages standard regenerative energy.Can this model operate with unstable voltage?The wide voltage tolerance ensures stable operation.Contact InformationEmail: [email protected]: 86 158 8020 0923Author: Oiltech ControlsCopyright © 2025 Oiltech Controls Limited. All rights reserved.Original Source: Market 01 Partner PLCDCS HUB Limited Partner Powergear X Automation Limited All rights reserved.