{"product_id":"mitsubishi-electric-mr-j3-60a-melservo-j3-servo-amplifier","title":"Mitsubishi Electric MR-J3-60A MELSERVO-J3 Servo Amplifier","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eExecuting high-precision speed, torque, and position control, the \u003cstrong\u003eMitsubishi Electric MR-J3-60A\u003c\/strong\u003e is an AC servo drive engineered for seamless integration within the MELSERVO-J3 system architecture. This amplifier utilizes \u003cstrong\u003esine-wave PWM control\u003c\/strong\u003e and closed-loop feedback systems to achieve rapid response times and minimal settling overhead. Designed to drive compatible rotary and linear servo motors up to \u003cstrong\u003e600W (0.6 kW)\u003c\/strong\u003e, the unit incorporates an analog and pulse train general-purpose interface to interface directly with external PLC motion controllers, positioning modules, and CNC systems. Built-in performance tuning algorithms continuously monitor mechanical resonance, automatically adjusting vibration suppression filters to ensure peak structural stability during high-acceleration duty cycles.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReal-Time Auto-Tuning:\u003c\/strong\u003e Automatically computes optimum gain values, adapting to varying mechanical inertia ratios during continuous machine runtimes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVibration Suppression:\u003c\/strong\u003e Advanced dual-frequency vibration suppression filters mitigate structural oscillation at both the tool-tip and machine base.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Resolution Feedback Compatibility:\u003c\/strong\u003e Integrates with 18-bit absolute\/incremental encoders, delivering high positioning constancy and smooth low-speed performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Control Modes:\u003c\/strong\u003e Configurable via parameters to operate in position, speed, or torque control modes via general-purpose analog or pulse train command inputs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Diagnostic Monitoring:\u003c\/strong\u003e Onboard 5-digit, 7-segment LED display provides direct monitoring of internal status registers, input\/output signals, and alarm history codes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eHigh-speed pick-and-place packaging systems.\u003c\/li\u003e\n  \u003cli\u003eMulti-axis Cartesian robotic positioning systems.\u003c\/li\u003e\n  \u003cli\u003ePrecision semiconductor handling and cleanroom manufacturing machinery.\u003c\/li\u003e\n  \u003cli\u003eAutomated tool-feed mechanisms in metalworking and CNC auxiliary axes.\u003c\/li\u003e\n  \u003cli\u003eElectronic assembly and printing press alignment rollers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eValue \/ Specification\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMitsubishi Electric\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eModel \/ SKU\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMR-J3-60A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMELSERVO-J3 (General-Purpose Interface Type A)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eRated Output Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.6 kW (600W)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eRated Output Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3.2 A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eRated Output Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 3-phase 170 V AC;\"\u003e3-phase 170 V AC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eInput Power Supply\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3-phase or 1-phase 200 to 230 V AC, 50\/60 Hz\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003ePermissible Voltage Fluctuation\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e170 to 253 V AC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eControl System\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eSine-wave PWM control, current control system\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eDynamic Brake\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBuilt-in\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eSafety Features\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eOvercurrent shutdown, regenerative overvoltage shutdown, overload shutoff (thermal), encoder error protection\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eAmbient Operating Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0 to 55 degC (non-freezing)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eAmbient Operating Humidity\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eUp to 90% RH (non-condensing)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003ePhysical Dimensions\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e168 mm (H) x 40 mm (W) x 135 mm (D)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eUnit Net Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1.8 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e240 mm x 180 mm x 120 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eJapan\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #e2e8f0;\"\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003ePort \/ Terminal Block\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eFunctional Assignment \/ Purpose\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eL1, L2, L3\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMain circuit 3-phase AC power input terminal connections.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eL11, L21\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eControl circuit single-phase AC power input terminal connections.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eU, V, W\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eThree-phase power outputs routed directly to servo motor windings.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eCN1 (50-Pin)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eI\/O connector for analog inputs, command pulse inputs, digital inputs\/outputs, and encoder output pulses.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eCN2 (10-Pin)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eHigh-speed serial encoder communication connection for motor feedback signals.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eCN3 (Mini-USB)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003ePC communications port for interfacing with MR Configurator setup software.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eP+, C, D\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eTerminal pins designated for internal built-in dynamic braking or external regenerative options.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen migrating legacy architectures, notice that the MR-J3-60A utilizes a general-purpose digital pulse train and analog interface (A-type). It cannot directly replace an \"MR-J3-60B\" network variant designed for SSCNET III bus configurations. If replacing this model with newer generations (such as the MR-J4-60A), a conversion adapter unit (such as the MR-J4-T20 transition kit) and parameter mapping software are required because of pin-out differences on the 50-pin CN1 connector.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eUnder continuous high-acceleration cycling, the built-in regenerative capacity of the drive can easily exceed its thermal dissipation rating, yielding an \u003cstrong\u003eAL.30 (Regenerative Error)\u003c\/strong\u003e trip. If active braking cycles are frequent, an external regenerative resistor option (e.g., MR-RB12) must be integrated and parameterized. Additionally, inside poorly ventilated electrical enclosures, make sure clear airflow margins are maintained: 40 mm minimum clear space above\/below the drive frame to prevent premature thermal degradation of the internal capacitor banks.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo protect command inputs from electrical noise-induced positioning drift, differential line driver inputs on CN1 (OPG\/OPC inputs) should always be selected rather than open-collector wiring paths. Ensure the encoder shield drain wire is clamped securely to the metal shell of the CN2 connector to minimize ground loop loops. If the drive trips with an \u003cstrong\u003eAL.16 (Encoder Communication Error)\u003c\/strong\u003e immediately on startup, check the integrity of the ground bond between the motor housing and the electrical sub-panel.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; color: #9b2c2c; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  Disconnect all incoming AC power lines prior to installation or disassembly. Wait at least 15 minutes after power-off to allow internal high-voltage capacitors to discharge completely. Verify the voltage between terminals (P+) and (N-) is under 20 V DC with a calibrated voltmeter before touching any terminal connections or wiring structures. Failure to do so may result in severe electric shock or hardware destruction.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: inline-flex; justify-content: center; align-items: center; min-width: 28px; height: 28px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 0.75rem;\"\u003e1\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003eMount the drive vertically inside a clean, IP54-rated metal enclosure. Ensure there is adequate mechanical separation from adjacent high-heat equipment such as line reactors or breaking resistors.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: inline-flex; justify-content: center; align-items: center; min-width: 28px; height: 28px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 0.75rem;\"\u003e2\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003eConnect the physical system ground to the protective earth terminal (PE) before installing control or main line inputs to prevent ESD damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: inline-flex; justify-content: center; align-items: center; min-width: 28px; height: 28px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 0.75rem;\"\u003e3\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003eVerify that the phase relationships of output connections U, V, and W exactly match the corresponding terminals of the servo motor. Do not swap phases to reverse direction, as this will lead to an immediate motor runaway fault.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: inline-flex; justify-content: center; align-items: center; min-width: 28px; height: 28px; border-radius: 50%; background-color: #2b6cb0; color: #ffffff; font-weight: bold; margin-right: 0.75rem;\"\u003e4\u003c\/div\u003e\n  \u003cp style=\"color: #2d3748; margin: 0;\"\u003eCheck that any control circuit jumpers between P+ and D are securely connected unless an external regenerative option is actively configured in the drive parameters.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102148649323,"sku":"MR-J3-60A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/MR-J3-60A-3j0abjz0zr0.png?v=1776137851","url":"https:\/\/www.plcprotech.com\/ms\/products\/mitsubishi-electric-mr-j3-60a-melservo-j3-servo-amplifier","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}