{"product_id":"mitsubishi-electric-hf-kp43-melservo-j3-low-inertia-ac-servo-motor","title":"Mitsubishi Electric HF-KP43 MELSERVO-J3 Low Inertia AC Servo Motor","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eOptimized for dynamic high-frequency positioning tasks within modern automated systems, the \u003cstrong\u003eMitsubishi Electric HF-KP43\u003c\/strong\u003e is a low-inertia, ultra-low capacity AC servo motor. Engineered to integrate seamlessly with the MELSERVO-J3 platform, this high-performance rotary motor delivers rapid acceleration and precise velocity control under highly variable load conditions. Featuring an advanced 18-bit integrated absolute\/incremental encoder, the unit ensures high-resolution feedback to eliminate positioning deviation. Its compact frame design and robust mechanical characteristics make it an ideal choice for machinery configurations requiring swift transient responses and reliable thermal dissipation.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Resolution Feedback:\u003c\/strong\u003e Equipped with a 18-bit absolute\/incremental encoder providing 262,144 pulses per revolution for elite positioning accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Inertia Rotor:\u003c\/strong\u003e Specially optimized rotor design allows rapid start-stop performance and accelerates quickly through the speed range.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged Build Quality:\u003c\/strong\u003e Features an IP65 protection rating (excluding the shaft passage) to resist dust and light moisture infiltration in harsh industrial zones.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Compatibility:\u003c\/strong\u003e Designed for direct native pairing with MR-J3-40A, MR-J3-40B, and MR-J3-40T servo amplifiers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eHigh-speed packaging, sealing, and labeling machinery.\u003c\/li\u003e\n  \u003cli\u003eMulti-axis Cartesian gantry systems and pick-and-place pickers.\u003c\/li\u003e\n  \u003cli\u003ePrecision semiconductor wafer transfer and electronic component inserters.\u003c\/li\u003e\n  \u003cli\u003eTextile feed drives and small-scale manufacturing assembly lines.\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; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold; color: #1a365d;\"\u003eSpecification Parameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold; color: #1a365d;\"\u003eValue \/ Details\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: 10px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMitsubishi Electric\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eHF-KP43\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eSeries Name\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMELSERVO-J3 (HF-KP)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRated Output Power\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e400 W (0.4 kW)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRated Speed\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e3000 r\/min\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMaximum Speed\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e6000 r\/min\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRated Torque\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1.3 N-m\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMaximum Torque\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e3.8 N-m\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eEncoder Specification\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e18-bit Absolute\/Incremental (262144 p\/rev)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePower Facility Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e0.9 kVA\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eIP Protection Class\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIP65 (excluding shaft runout)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRecommended Amplifier\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMR-J3-40A \/ MR-J3-40B \/ MR-J3-40T\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e2.5 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e220 x 140 x 120 mm\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; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #1a365d;\"\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold; color: #1a365d;\"\u003eConnector \/ Terminal Block\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold; color: #1a365d;\"\u003eWiring Assignment \/ Function\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: 10px; font-weight: bold;\"\u003ePower Cable Plug (Motor Side)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eRed (U Phase), White (V Phase), Black (W Phase), Green\/Yellow (Earth Ground)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eEncoder Feedback Plug\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eDirect connection to MR-J3 amplifier CN2 encoder port via shielded serial bus cable\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe HF-KP43 is a functional replacement for the older generation HC-KFS43 series motors. Note that when migrating from HC-KFS to HF-KP series, different power and encoder cable connectors are required. Additionally, parameters within the MR-J3 servo amplifier must be set correctly to recognize the HF-KP series motor signature during initial boot configuration.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eAvoid exceeding the maximum radial load limit of 245 N and axial load limit of 88 N on the motor shaft during mechanical coupling design. Overloading the shaft will dramatically accelerate bearing wear, resulting in feedback errors or mechanical binding. In thermal-sensitive enclosures, ensure active ventilation is maintained; if ambient temperature surpasses 40 degC, the continuous duty output torque should be derated accordingly.\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1.5rem;\"\u003eTo eliminate electromagnetic interference (EMI) issues, always use genuine Mitsubishi dual-shielded encoder cables (such as the MR-EKCBL series). Route the motor power lines separately from control signal wires to prevent crosstalk. Ensure the motor frame is securely bonded to the main industrial cabinet ground using a low-impedance grounding strap to prevent feedback signal distortion.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cp style=\"margin: 0; font-weight: bold; color: #9b2c2c;\"\u003eCRITICAL WARNING:\u003c\/p\u003e\n  \u003cp style=\"margin: 5px 0 0 0; color: #9b2c2c;\"\u003eVerify that the primary power feed to the servo amplifier is completely isolated and locked out before initiating motor installation, shaft coupling adjustments, or cable wiring. High residual voltages can remain present in the DC bus capacitors of the MR-J3 amplifier even after system shutdown. Wait a minimum of 15 minutes before servicing connection points.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 15px; color: #2d3748;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 15px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; border-radius: 50%; min-width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"padding-top: 3px;\"\u003eEnsure the mounting surface is flat and clean. Align the shaft center strictly with the driven load to prevent radial and axial overload issues.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 15px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; border-radius: 50%; min-width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"padding-top: 3px;\"\u003eFit a flexible coupling designed for high-dynamic servo setups. Rigid coupling is not recommended as it forces unwanted physical stress onto the motor bearings.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 15px;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; border-radius: 50%; min-width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"padding-top: 3px;\"\u003eConnect the power and encoder cables. Secure all connector backshells tightly to guarantee IP65 protection and avoid environmental contamination.\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102154056043,"sku":"HF-KP43","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/HF-KP43-t15hseuxsgu.png?v=1776137667","url":"https:\/\/www.plcprotech.com\/fa\/products\/mitsubishi-electric-hf-kp43-melservo-j3-low-inertia-ac-servo-motor","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}