{"product_id":"mitsubishi-electric-ha-lfs15k1m-melservo-j4-ac-servo-motor","title":"Mitsubishi Electric HA-LFS15K1M MELSERVO-J4 AC Servo Motor","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDelivering high-capacity dynamic motion control for demanding heavy-duty positioning systems, the \u003cstrong\u003eMitsubishi Electric HA-LFS15K1M\u003c\/strong\u003e is engineered as a high-performance AC servo motor within the advanced \u003cstrong\u003eMELSERVO-J4\u003c\/strong\u003e ecosystem. This industrial-grade rotary actuator offers a robust \u003cstrong\u003e15 kW\u003c\/strong\u003e power output rating optimized for low-speed, high-torque configurations. Built with a high-resolution absolute encoder, the unit ensures exceptional accuracy, high thermal stability, and reliable integration with multi-axis drive architectures in heavy industrial environments.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003e15 kW High-Capacity Output:\u003c\/strong\u003e Purpose-built for high-torque industrial machinery requiring precise velocity and position control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Inertia Ratio:\u003c\/strong\u003e Handles a permissible load-to-motor inertia ratio up to 30 times, making it ideal for variable and high-inertia loads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAbsolute High-Resolution Encoder:\u003c\/strong\u003e Equipped with native high-density feedback technology to maintain positioning accuracy without relying on manual homing sequences.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust Thermal Design:\u003c\/strong\u003e Engineered to balance internal heat dissipation efficiently, reducing thermal stress inside control enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeamless System Integration:\u003c\/strong\u003e Fully compatible with MELSERVO-J4 drive unit platforms via SSCNET III\/H or CC-Link IE Field networks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eHeavy metal forming, press, and stamping systems.\u003c\/li\u003e\n  \u003cli\u003eLarge-scale material handling, gantry systems, and industrial crane hoist controls.\u003c\/li\u003e\n  \u003cli\u003eHigh-inertia rotary indexing tables and heavy industrial turntables.\u003c\/li\u003e\n  \u003cli\u003eInjection molding machinery and high-clamping force systems.\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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eValue\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 Designation\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eHA-LFS15K1M\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eProduct Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eMELSERVO-J4 Series\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 Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e15 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;\"\u003e1000 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;\"\u003ePermissible Load Inertia Ratio\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e30 times motor inertia (maximum)\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 Supply Capacity (Recommended)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e22 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;\"\u003eCabinet Heat Dissipation (Servo-On)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e640 W (at rated output)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCabinet Heat Dissipation (Servo-Off)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e45 W\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eRequired Heat Dissipation Area\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e13 m2\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eJapan\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;\"\u003e74.0 kg (163.1 lbs)\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;\"\u003e520 mm x 310 mm x 330 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; border: 1px solid #e2e8f0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eConnection Port \/ Terminal\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; text-align: left; font-weight: bold;\"\u003eFunctional Assignment \/ Description\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;\"\u003eU \/ V \/ W Terminals\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e3-phase AC motor power supply inputs from compatible MR-J4 Drive Unit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePE Terminal\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eProtective Earth \/ Chassis Grounding connection\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 Connector\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eHigh-resolution absolute encoder communication interface link to drive unit\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe HA-LFS15K1M belongs to the medium-to-large capacity class of the MELSERVO-J4 series. Unlike smaller standalone MR-J4-A or MR-J4-B amplifiers, this 15 kW motor must be paired with high-capacity \u003cstrong\u003eMR-J4-DU15KB\u003c\/strong\u003e or \u003cstrong\u003eMR-J4-DU15KB-RJ\u003c\/strong\u003e Drive Units. When retrofitting older systems using legacy HA-LP series motors, verify that the physical shaft height, keyway dimensions, and drive firmware are fully updated to support the J4-series high-speed serial encoder communication protocol.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDue to the high-inertia load capability of up to 30 times the motor's rotor inertia, manual loop tuning can cause severe mechanical resonance if the parameter settings in \u003cem\u003ePr. PB06\u003c\/em\u003e (Load to motor inertia ratio) and \u003cem\u003ePr. PB07\u003c\/em\u003e (Model loop gain) are misconfigured. For heavy dynamic cycles, an external regenerative braking unit (such as the MR-RB137-F or larger) is highly recommended. Failing to size the regenerative system properly will trigger \u003cstrong\u003eAL.30\u003c\/strong\u003e (Regenerative error) or \u003cstrong\u003eAL.33\u003c\/strong\u003e (Overvoltage) faults during high-deceleration cycles.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo prevent high-frequency electromagnetic interference (EMI) from corrupting encoder tracking data, always install original Mitsubishi double-shielded encoder cables. The encoder shield must be securely clamped to the drive unit ground plate. If noise-induced \u003cstrong\u003eAL.20\u003c\/strong\u003e (Encoder normal communication error) or \u003cstrong\u003eAL.21\u003c\/strong\u003e (Encoder system error) occur, verify that the PE grounding conductor has low impedance and is routed directly to a centralized, single-point industrial ground bar.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cp style=\"color: #9b2c2c; font-weight: bold; margin: 0 0 0.5rem 0;\"\u003eCRITICAL WARNING: HIGH VOLTAGE \u0026amp; RESIDUAL CHARGE\u003c\/p\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eBefore performing any installation, wiring, or maintenance on this 15 kW motor, ensure that the primary 3-phase AC power to the drive unit is completely disconnected. Wait at least 20 minutes for the internal bus capacitors to bleed off residual voltage. Verify that the DC bus charge LED on the drive unit is completely extinguished before making contact with the motor power terminals.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.875rem;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eSecurely mount the motor on a rigid, vibration-damping steel foundation. Align the shaft extension precisely with the driven mechanism using a flexible coupling to prevent excessive radial or axial load on the bearings.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.875rem;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eConnect the 3-phase power supply cables to the U, V, and W terminals. Ensure proper phase matching to prevent uncontrolled reverse rotation during initial drive commissioning.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; font-weight: bold; min-width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.875rem;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eRoute the encoder feedback cable separately from the main power and brake lines, maintaining a minimum distance of 300 mm to suppress high-frequency coupling and signal noise.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102126694763,"sku":"HA-LFS15K1M","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/ha-lfs15k1m-udcw3q51byy.png?v=1776137642","url":"https:\/\/www.plcprotech.com\/id\/products\/mitsubishi-electric-ha-lfs15k1m-melservo-j4-ac-servo-motor","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}