{"product_id":"mitsubishi-electric-mr-j4-22ka4-mrj422ka4-melservo-j4-servo-amplifier-22-kw-63-a-400-v-class-rs-422-485-3-phase","title":"Mitsubishi Electric MR-J4-22KA4 (MRJ422KA4) MELSERVO J4 Servo Amplifier | 22 kW, 63 A, 400 V Class | RS-422\/485, 3-Phase","description":"\u003ch3\u003eMitsubishi Electric MR-J4-22KA4 — MELSERVO J4 Servo Amplifier\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eMitsubishi Electric MR-J4-22KA4\u003c\/strong\u003e (ordering code MRJ422KA4) is a high-power servo amplifier from the \u003cstrong\u003eMELSERVO J4 series\u003c\/strong\u003e, rated \u003cstrong\u003e22 kW \/ 63 A\u003c\/strong\u003e for the \u003cstrong\u003e400 V class (380–480 V AC, 3-phase)\u003c\/strong\u003e. It drives Mitsubishi HK series servo motors in the 22 kW class with sinusoidal PWM \/ current control, delivering the speed, torque and precision that MELSERVO J4 is known for in high-performance automation.\u003c\/p\u003e\n\u003cp\u003eThis genuine Mitsubishi unit is tested before dispatch and is a direct spare or replacement for J4-series servo systems in heavy industrial machinery.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eYour Benefits at a Glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e22 kW high-power rating\u003c\/strong\u003e — 63 A rated current, 400 V class (380–480 V AC, 3-phase)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Mitsubishi Electric\u003c\/strong\u003e — MELSERVO J4 series quality, Japan-made\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRS-422 \/ RS-485 communication\u003c\/strong\u003e — standard serial interface for control and monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced motion functions\u003c\/strong\u003e — vibration suppression II, adaptive filter II, robust filter, auto-tuning, one-touch tuning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety function\u003c\/strong\u003e — Safe Torque Off (STO) as standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull closed-loop ready\u003c\/strong\u003e — load-side encoder interface for absolute precision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection \u0026amp; diagnostics\u003c\/strong\u003e — overcurrent, overvoltage, undervoltage protection; drive recorder and machine diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTough Drive design\u003c\/strong\u003e — increased tolerance to voltage fluctuations and environmental conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Performance Servo Control\u003c\/strong\u003e Sinusoidal PWM \/ current-control method provides smooth torque and low noise across the speed range. Speed and torque control modes, Super Trace control and lost-motion compensation deliver fast, accurate axis response.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e400 V Class, 3-Phase or DC Input\u003c\/strong\u003e The amplifier accepts 380–480 V AC (3-phase) or 283–340 V DC input, giving flexibility in common-bus and direct-AC powered systems. Forced-ventilation cooling supports continuous high-power operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSafety \u0026amp; Reliability\u003c\/strong\u003e Standard Safe Torque Off (STO) simplifies machine safety integration. Comprehensive protection functions and the drive recorder help diagnose faults quickly and keep the machine running.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Integration\u003c\/strong\u003e RS-422\/485 interface allows straightforward connection to PLCs and motion controllers; the load-side encoder interface supports full closed-loop control with linear or rotary encoders for maximum precision.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003e表格\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\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\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMELSERVO J4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMR-J4-22KA4 (MRJ422KA4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC servo amplifier \/ motion drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e63 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage (AC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e380–480 V AC, 3-phase (400 V class)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupply Voltage (DC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e283–340 V DC (DC input)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS-422 \/ RS-485\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 \/ current control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSpeed, torque, position (per configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSTO (Safe Torque Off) standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eForced ventilation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOvercurrent, overvoltage, undervoltage, etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Motors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMitsubishi HK series servo motors, 22 kW class (verify per application)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUsed \/ tested — inspected before dispatch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e MR-J4-22KA4-RJ variants use RJ45 connectors; please confirm your exact model code, connector type and motor compatibility before ordering.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-duty machine tools and CNC axes\u003c\/li\u003e\n\u003cli\u003eHigh-power packaging, converting and printing machinery\u003c\/li\u003e\n\u003cli\u003eLarge robotics and handling systems\u003c\/li\u003e\n\u003cli\u003eWinders, presses and test stands\u003c\/li\u003e\n\u003cli\u003eMELSERVO J4 system maintenance, repair and retrofit\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":48944410099800,"sku":null,"price":5428.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/2799\/9320\/files\/MRJ422KA55_78de20b0-68c2-4266-9502-bd37524b87da.jpg?v=1790046182","url":"https:\/\/gexufein.com\/products\/mitsubishi-electric-mr-j4-22ka4-mrj422ka4-melservo-j4-servo-amplifier-22-kw-63-a-400-v-class-rs-422-485-3-phase","provider":"Gexufein Automation","version":"1.0","type":"link"}