{"product_id":"mitsubishi-electric-mr-j3-700a-melservo-j3-series-ac-servo-amplifier","title":"Mitsubishi Electric MR-J3-700A MELSERVO-J3 Series AC Servo Amplifier","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eEngineered for high-performance motion control, the \u003cstrong\u003eMitsubishi Electric MR-J3-700A\u003c\/strong\u003e AC servo amplifier delivers precise speed, torque, and position regulation within the \u003cstrong\u003eMELSERVO-J3\u003c\/strong\u003e system architecture. This drive accommodates high-resolution encoders and maintains a rapid speed frequency response, making it highly effective for demanding positioning applications across automated manufacturing environments. The MR-J3-A series features a general-purpose interface, supporting both pulse train and analog input commands for integration with various positioning controllers.\u003c\/p\u003e\n\n\u003cp\u003eThe system utilizes an advanced real-time auto-tuning mechanism that continuously analyzes machine inertia to adjust gain parameters dynamically. To protect structural mechanics, built-in adaptive vibration suppression filters minimize resonance and mechanical stress during high-speed transitions. Operating on a three-phase main circuit input, the unit regulates power via a sinusoidal PWM control scheme to ensure smooth torque output and high operational efficiency.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Resolution Feedback:\u003c\/strong\u003e Supports 18-bit absolute and incremental encoders (262,144 pulses\/revolution) to maintain superior speed stability at low velocities.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVibration Suppression:\u003c\/strong\u003e Advanced adaptive vibration suppression control automatically detects and compensates for mechanical resonance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Mode Interface:\u003c\/strong\u003e Accommodates pulse train command inputs for position control and analog voltage inputs for speed or torque control modes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReal-Time Auto-Tuning:\u003c\/strong\u003e Automatic estimation of load inertia ratio enables immediate gain adjustments, reducing commissioning time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Safety \u0026amp; Protection:\u003c\/strong\u003e Features a built-in dynamic brake for controlled deceleration during emergency stops, along with overcurrent, overload, and overvoltage monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomated assembly and packaging machinery\u003c\/li\u003e\n  \u003cli\u003eSemiconductor fabrication systems\u003c\/li\u003e\n  \u003cli\u003eCNC machine tools and multi-axis gantry systems\u003c\/li\u003e\n  \u003cli\u003eTextile machinery and industrial material handling systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMitsubishi Electric\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMR-J3-700A\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMELSERVO-J3 (General-Purpose Interface Type)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eApplicable Motor Capacity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e7.0 kW\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRated Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3-phase 170 VAC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRated Output Current\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e37.0 A\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMain Circuit Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3-phase 200 to 230 VAC, 50\/60 Hz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eControl Circuit Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1-phase 200 to 230 VAC, 50\/60 Hz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eControl Method\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSinusoidal PWM control, current comparison system\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eDynamic Brake\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBuilt-in\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating Ambient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0 to 55 degC (non-freezing)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eAmbient Humidity\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e90% RH or less (non-condensing)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eVibration Resistance\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e5.9 m\/s2 (at 10 to 55 Hz in X, Y, and Z directions)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eProduct Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e6.7 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e7.2 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Orientation:\u003c\/strong\u003e Install the servo amplifier vertically on a flat, rigid panel to ensure effective convective heat dissipation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClearance Requirements:\u003c\/strong\u003e Maintain a minimum clearance of 50 mm above and below the unit, and 10 mm on either side for adequate airflow.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e If the internal cabinet temperature exceeds 55 degC, provide external cooling fans to prevent thermal overload.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNoise Reduction:\u003c\/strong\u003e Route control signal cables separately from high-voltage motor output lines and main power cables to prevent electromagnetic interference.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Connect the ground terminal of the amplifier to a dedicated protective earth ground (Class 3 or better, grounding resistance of 100 ohms or less).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCE Mark (EMC Directive and Low Voltage Directive)\u003c\/li\u003e\n  \u003cli\u003eUL Listed (UL 508C)\u003c\/li\u003e\n  \u003cli\u003ecUL Certified\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102122631531,"sku":"MR-J3-700A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/MR-J3-700A-zw3mbbfkuky.png?v=1776137853","url":"https:\/\/www.plcprotech.com\/ru\/products\/mitsubishi-electric-mr-j3-700a-melservo-j3-series-ac-servo-amplifier","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}