{"product_id":"mitsubishi-electric-hf-kp73b-melservo-hf-kp-series-ac-servo-motor","title":"Mitsubishi Electric HF-KP73B MELSERVO HF-KP Series AC Servo Motor","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eEngineered for high-precision, low-inertia motion profiles, the \u003cstrong\u003eMitsubishi Electric HF-KP73B\u003c\/strong\u003e AC servo motor provides reliable performance within the MELSERVO-J3 and MR-JN control architectures. This industrial-grade rotary actuator features a rated output power of \u003cstrong\u003e750 Watts (0.75 kW)\u003c\/strong\u003e and incorporates an integrated electromagnetic holding brake, making it suitable for vertical axis applications where load retention during power-loss events is critical. Designed with a compact 80mm frame size, it maintains high torque density while minimizing physical footprints in tight enclosure configurations.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectromagnetic Holding Brake:\u003c\/strong\u003e Built-in 24VDC brake prevents physical axis drops on vertical or inclined mechanical configurations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Inertia Design:\u003c\/strong\u003e Optimized rotor dynamics enable high-frequency acceleration and deceleration cycles with minimal mechanical stress.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Resolution Feedback:\u003c\/strong\u003e Integrated high-resolution incremental\/absolute encoder delivers sub-micron positioning feedback to the servo drive.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial Environmental Protection:\u003c\/strong\u003e IP65 ingress protection (excluding the shaft passage) prevents dust and moisture penetration in harsh manufacturing environments.\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: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eMulti-axis pick-and-place gantry systems\u003c\/li\u003e\n  \u003cli\u003eVertical Z-axis positioning in packaging machinery\u003c\/li\u003e\n  \u003cli\u003eHigh-speed semiconductor handling and sorting equipment\u003c\/li\u003e\n  \u003cli\u003ePrecision laboratory automation and liquid handling devices\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: 0.75rem; text-align: left; font-weight: bold;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eValue \/ Specification\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: 0.75rem; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMitsubishi Electric\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eHF-KP73B\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eMELSERVO HF-KP Series\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRated Output Power\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e750 Watts (0.75 kW)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003ePower Supply Compatibility\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3-phase 200VAC class (can run on single-phase 200VAC when paired with compatible MR drives)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRated Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e5.2 A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003ePeak Current\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e15.6 A\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRated Speed\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3000 r\/min\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMaximum Speed\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e6000 r\/min\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRated Torque\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.4 N-m\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMaximum Torque\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e7.2 N-m\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eRotor Inertia\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1.52 x 10^-4 kg-m² (with brake integrated)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eElectromagnetic Brake Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e24 VDC (-10% to +10%)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eElectromagnetic Brake Power Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e10 Watts at 20 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShaft Specifications\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e19mm Diameter (h6 tolerance)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eIngress Protection Rating\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eIP65 (excluding shaft passage)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eAmbient Operating Temperature\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0 to 40 degC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eNet Motor Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.9 kg (6.39 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e4.0 kg (8.81 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMotor Housing Dimensions\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e80 mm x 80 mm x 153.8 mm (excluding shaft length)\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: 0.75rem; text-align: left; font-weight: bold;\"\u003eConnection Lead \/ Connector Type\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eWire Color \/ Pinout\u003c\/th\u003e\n        \u003cth style=\"padding: 0.75rem; text-align: left; font-weight: bold;\"\u003eFunctional Assignment\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: 0.75rem;\" rowspan=\"4\"\u003e\u003cstrong\u003ePower Cable Lead\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eRed\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eU-Phase Motor Power Input\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eWhite\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eV-Phase Motor Power Input\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBlack\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eW-Phase Motor Power Input\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eGreen \/ Yellow\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eFrame Ground (PE)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem;\" rowspan=\"2\"\u003e\u003cstrong\u003eElectromagnetic Brake Lead\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBlue (or Yellow with tag)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBrake Control +24VDC (Non-polar)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBlue (or Black with tag)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBrake Control 0VDC (Non-polar)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e\u003cstrong\u003eEncoder Interface\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eCircular Multi-pin Connector\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eHigh-resolution Serial Communication feedback to MR Series Servo Amplifier\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\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe \u003cstrong\u003eHF-KP73B\u003c\/strong\u003e represents the 200V low-inertia design standard in the MELSERVO-J3 physical footprint. When integrating this unit with MR-J3-70A or MR-J3-70B amplifiers, ensure that parameter configurations match the exact motor ID of the HF-KP series. Note that replacing an older HC-KFS73B motor with the HF-KP73B requires verification of parameter compatibility within the servo amplifier as the encoder technology changed from incremental to serial absolute high-resolution.\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe integrated electromagnetic brake is strictly designed as a \u003cstrong\u003eholding brake\u003c\/strong\u003e to maintain position when the motor is de-energized. It must never be used for active deceleration or emergency stopping during dynamic shaft rotation, as doing so will prematurely wear out the internal friction pad material and lead to positional slippage under load. Always verify that radial shaft loads do not exceed 392 N and axial loads do not exceed 147 N to prevent bearing failure.\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen routing cables for the brake and power circuits, do not run the 24VDC brake supply wires parallel to the motor power output cables without adequate shielding. High frequency PWM carrier noise from the servo drive's U\/V\/W output lines can induce transient voltages onto the brake coil wire, potentially causing intermittent brake chatter or micro-slipping. Always install a surge-absorbing diode across the brake control relay contacts to suppress inductive kickback upon coil de-energization.\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; border-radius: 4px;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING: HIGH VOLTAGE \u0026amp; KINETIC HAZARD\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0; font-size: 0.95rem;\"\u003eBefore beginning mechanical installation or diagnostic electrical work, disconnect all main input power supplies to the servo amplifier and wait a minimum of 15 minutes to allow internal DC bus capacitors to fully discharge. Confirm 0VDC using a calibrated voltmeter at the drive terminal block before handling power connection leads.\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    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; font-size: 0.9rem;\"\u003e1\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 2px;\"\u003e\n      \u003cstrong\u003eMechanical Shaft Alignment:\u003c\/strong\u003e Mount the motor onto the precision pilot flange. Ensure axial misalignment is below 0.03mm and use a flexible coupling to prevent mechanical binding of the motor bearing assembly.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; font-size: 0.9rem;\"\u003e2\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 2px;\"\u003e\n      \u003cstrong\u003eVerify Holding Brake Operation:\u003c\/strong\u003e Manually apply 24VDC to the brake circuit while the motor is uncoupled from the drive to verify physical mechanical release before initial axis parameter tuning.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0; font-size: 0.9rem;\"\u003e3\u003c\/div\u003e\n    \u003cdiv style=\"color: #2d3748; padding-top: 2px;\"\u003e\n      \u003cstrong\u003eGround Connection:\u003c\/strong\u003e Ensure the green\/yellow protective earth (PE) lead is terminated to the common star-grounding plate of the electrical enclosure to suppress high-frequency EMI.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102154580331,"sku":"HF-KP73B","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/hf-kp73b-ydxbkufeg2c.png?v=1776137672","url":"https:\/\/www.plcprotech.com\/products\/mitsubishi-electric-hf-kp73b-melservo-hf-kp-series-ac-servo-motor","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}