{"product_id":"mr-j3-11kb4-mitsubishi-amplifier-high-power-400v-drive","title":"MR-J3-11KB4 Mitsubishi Amplifier | High-Power 400V Drive","description":"\u003ch2\u003eMitsubishi MR-J3-11KB4 Servo Drive: High-Power 11kW 400V Amplifier\u003c\/h2\u003e\n\u003cp\u003eDrive large-scale automation with robust power. The \u003cb\u003eMitsubishi MR-J3-11KB4\u003c\/b\u003e is an 11kW servo amplifier designed for \u003cb\u003e400V class three-phase power\u003c\/b\u003e, featuring \u003cb\u003ehigh-speed SSCNET III\/H control\u003c\/b\u003e for demanding industrial applications.\u003c\/p\u003e\n\u003ch3\u003eKey Features for Heavy-Duty Motion Systems\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Power Output:\u003c\/b\u003e 11 kW rating with 32A current for large servo motors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh-Voltage Operation:\u003c\/b\u003e Designed for 380-480V AC industrial mains (400V class).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAdvanced Network Control:\u003c\/b\u003e SSCNET III\/H fiber optic interface for precise multi-axis synchronization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComprehensive Protection:\u003c\/b\u003e Multiple integrated safeguards including overcurrent, overvoltage, and motor overheat protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEffective Thermal Management:\u003c\/b\u003e Forced ventilation cooling ensures stable performance under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComplete Technical Specifications\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eBrand:\u003c\/b\u003e Mitsubishi Electric\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSeries:\u003c\/b\u003e MELSERVO-J3 Series\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eModel:\u003c\/b\u003e MR-J3-11KB4\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRated Output Power:\u003c\/b\u003e 11000 W (11.0 kW)\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRated Output Current:\u003c\/b\u003e 32.0 A\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSupply Voltage:\u003c\/b\u003e 3-Phase, 380-480V AC (400V Class)\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eInput Type:\u003c\/b\u003e 3-Phase (3P)\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCommunication Interface:\u003c\/b\u003e SSCNET III\/H\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCooling Method:\u003c\/b\u003e Forced Ventilation Cooling\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eOperating Temperature:\u003c\/b\u003e 0°C to +55°C\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProtection Features:\u003c\/b\u003e Overcurrent shut-off, Regeneration overvoltage shut-off, Servo motor overheat protection, Encoder fault protection, Undervoltage \u0026amp; sudden power outage protection.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eControl Modes:\u003c\/b\u003e Position, Speed, and Torque control.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeedback System:\u003c\/b\u003e High-resolution absolute\/ incremental encoder support.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEnclosure:\u003c\/b\u003e Open type (IP00) for panel mounting.\u003c\/p\u003e\n\u003ch3\u003eFAQ – High-Power System Integration\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eWhat size of main power wiring is required for the 32A input?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eHeavy-gauge industrial wiring is required (e.g., 6-8 AWG, depending on length and local codes). Always include a properly sized three-phase circuit breaker and magnetic contactor.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eIs an external regenerative resistor needed?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eYes, for an 11kW drive, an external high-wattage regenerative resistor is almost always required to dissipate braking energy, especially for high-inertia loads or frequent stop\/start cycles.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHow critical is the forced ventilation cooling?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eIt is essential. Ensure unobstructed airflow at the intake and exhaust. Regularly clean air filters (if equipped) and check that the fan is operational to prevent overheating.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat does \"sudden power outage protection\" do?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThis feature helps manage a safe shutdown or ride-through during a brief power loss, potentially preventing mechanical damage or process faults by using stored energy in the DC bus capacitors.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCan this drive be used as a standalone unit?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eNo. It requires a master controller (e.g., a Mitsubishi motion controller or PLC with SSCNET III\/H card) to send command references and configuration parameters over the SSCNET network.\u003c\/p\u003e\n\u003ch3\u003ePackage \u0026amp; Service Information\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003ePackage Includes:\u003c\/b\u003e 1 x Mitsubishi MR-J3-11KB4 Servo Amplifier Unit.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWarranty:\u003c\/b\u003e This high-power drive is covered by a 12-month warranty.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eShipping:\u003c\/b\u003e Available for international shipment via FedEx, UPS, and DHL freight services.\u003c\/p\u003e\n\u003cp\u003e© 2025 Ubest Automation Limited. All rights reserved.\u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e | Phone: \u003ca href=\"https:\/\/wa.me\/8618030005825\"\u003e+86 180 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":51489052229914,"sku":"MR-J3-11KB4","price":198.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/MR-J3-11KB4-LR.jpg?v=1766453289","url":"https:\/\/www.ubestplc.com\/products\/mr-j3-11kb4-mitsubishi-amplifier-high-power-400v-drive","provider":"Ubest Automation Limited","version":"1.0","type":"link"}