{"product_id":"mitsubishi-electric-mr-j3-350b-melservo-j3-servo-amplifier","title":"Mitsubishi Electric MR-J3-350B MELSERVO-J3 Servo Amplifier","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eDesigned for high-performance motion control, the \u003cstrong\u003eMR-J3-350B\u003c\/strong\u003e AC servo drive represents a core component within the Mitsubishi Electric MELSERVO-J3 series ecosystem. This drive is engineered to control rotary servo motors with high precision and dynamic responsiveness, integrating seamlessly into distributed control systems via the SSCNET III high-speed synchronous network interface. The \u003cstrong\u003eMR-J3-350B\u003c\/strong\u003e features advanced real-time auto-tuning and vibration suppression control, allowing for optimal performance customization matching specific mechanical structures.\u003c\/p\u003e\n\n\u003cp\u003eOperating with a rated output capacity of 3.5 kW, this unit is built to drive compatible industrial motors while maintaining high speed constancy. It interfaces natively with absolute position encoders of high resolution (18-bit), ensuring reliable position feedback and reducing tracking errors during demanding positioning cycles. The robust hardware design utilizes forced cooling to manage thermal performance in compact electrical enclosures.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSSCNET III communication interface for high-speed, noise-immune fiber optic network integration with motion controllers.\u003c\/li\u003e\n  \u003cli\u003eCompatible with 18-bit absolute position encoders, providing 262,144 pulses per revolution for precise velocity and position loop control.\u003c\/li\u003e\n  \u003cli\u003eAdvanced vibration suppression system designed to mitigate low-frequency mechanical resonances during acceleration and deceleration.\u003c\/li\u003e\n  \u003cli\u003eReal-time auto-tuning function that automatically calculates load inertia and adjusts control gains dynamically.\u003c\/li\u003e\n  \u003cli\u003eInternal dynamic brake mechanism for prompt motor deceleration during emergency stops or power loss events.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eMulti-axis CNC machining centers and precision milling machinery.\u003c\/li\u003e\n  \u003cli\u003eHigh-speed packaging, labeling, and filling equipment.\u003c\/li\u003e\n  \u003cli\u003eSemiconductor manufacturing tools and electronic component insertion systems.\u003c\/li\u003e\n  \u003cli\u003eAutomated materials handling, pick-and-place gantry systems, and industrial robotics.\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      \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 \/ Part Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMR-J3-350B\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSeries Name\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eMELSERVO-J3\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eRated Output Power\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3.5 kW\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePower Supply Voltage\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 Method\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSinusoidal PWM control, current control system\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eInterface Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSSCNET III (Fiber-optic network, synchronous communication)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCompatible Feedback\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e18-bit absolute encoder (262,144 pulses\/revolution)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCooling Method\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eForced ventilation (cooling fan integrated)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOperating 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\u003eOperating 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\u003eProduct Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3.0 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eApproximate Shipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3.5 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eConnector Designation\u003c\/th\u003e\n      \u003cth\u003eInterface Function\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCN1A\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSSCNET III Optical Connection (Input from Controller\/Upstream Drive)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCN1B\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSSCNET III Optical Connection (Output to Downstream Drive)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCN2\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eServo Motor Encoder Feedback Interface\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCN3\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eI\/O Signal Connection (External Input\/Output signals)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eL1, L2, L3\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3-Phase Main Power Input Terminals\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eL11, L21\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eControl Circuit Power Input Terminals\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eU, V, W\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eServo Motor Power Output Terminals\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\u003eMount the servo amplifier vertically to the mounting panel surface using the integrated mounting brackets.\u003c\/li\u003e\n  \u003cli\u003eEnsure clearance of at least 40 mm above and below the unit, and 10 mm on the sides to permit unhindered airflow from the cooling fan.\u003c\/li\u003e\n  \u003cli\u003eRoute the fiber optic SSCNET III cables with a minimum bending radius that respects the physical constraints of the optical fiber to prevent signal attenuation.\u003c\/li\u003e\n  \u003cli\u003eConnect protective earth (PE) terminals to a dedicated grounding point utilizing heavy-gauge ground wiring to minimize electromagnetic interference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCE Mark (Low Voltage Directive and EMC 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":53102144225643,"sku":"MR-J3-350B","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/MR-J3-350B-3430v2haecj.png?v=1776137847","url":"https:\/\/www.plcprotech.com\/id\/products\/mitsubishi-electric-mr-j3-350b-melservo-j3-servo-amplifier","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}