{"product_id":"cubemars-ri60-motor","title":"CubeMars RI60 KV120 Frameless Motor for Cobot Arms\/Exoskeletons, 24\/36\/48V, 0.57Nm Rated","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eCubeMars RI60 is a frameless motor designed for integration into cobot arms and exoskeleton joints. The RI60 KV120 variant supports FOC drive and is specified for 24\/36\/48 V systems, targeting compact, low-cogging, smooth-running robotic actuators.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLower cogging torque, smooth running\u003c\/li\u003e\n\u003cli\u003eRunning with low noise; strong dynamic\u003c\/li\u003e\n\u003cli\u003eHand winding for delicate performance\u003c\/li\u003e\n\u003cli\u003e0.5 mm clearance on the edge of stator for better installation\u003c\/li\u003e\n\u003cli\u003eExcellent copper fill factor to meet high torque density and dynamics\u003c\/li\u003e\n\u003cli\u003eCurved permanent magnet\u003c\/li\u003e\n\u003cli\u003eBEMF Sinus motor design for easy control\u003c\/li\u003e\n\u003cli\u003eRI60 rotor heightened version: overall rotor height increased by 2 mm for improved Hall sensor sensing when a Hall sensor is installed\u003c\/li\u003e\n\u003cli\u003eEncoder options: high resolution; high precision control with 0.01°; Renishaw, Sick and other high precision encoder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries \/ Category\u003c\/td\u003e\n\u003ctd\u003eRI Frameless Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRI60 KV120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eCobot Arm\/Exoskeleton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriving Way\u003c\/td\u003e\n\u003ctd\u003eFOC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage (V)\u003c\/td\u003e\n\u003ctd\u003e24\/36\/48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKv (rpm\/V)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWinding Type\u003c\/td\u003e\n\u003ctd\u003eDelta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePole Pairs\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Power (W)\u003c\/td\u003e\n\u003ctd\u003e85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Torque (Nm)\u003c\/td\u003e\n\u003ctd\u003e0.57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Speed (rpm)\u003c\/td\u003e\n\u003ctd\u003e1440\/2320\/3190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current (ADC)\u003c\/td\u003e\n\u003ctd\u003e5.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Torque (Nm)\u003c\/td\u003e\n\u003ctd\u003e1.63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Current (ADC)\u003c\/td\u003e\n\u003ctd\u003e16.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-Load Speed (rpm)\u003c\/td\u003e\n\u003ctd\u003e2532\/3798\/5064\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKt (Nm\/A)\u003c\/td\u003e\n\u003ctd\u003e0.100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKe (V\/krpm)\u003c\/td\u003e\n\u003ctd\u003e9.03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase to Phase Resistance (mΩ)\u003c\/td\u003e\n\u003ctd\u003e900\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase to Phase Inductace (μH)\u003c\/td\u003e\n\u003ctd\u003e877.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInertia (gc㎡)\u003c\/td\u003e\n\u003ctd\u003e33.05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKm (Nm\/√W)\u003c\/td\u003e\n\u003ctd\u003e0.1054\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Time Constant (ms)\u003c\/td\u003e\n\u003ctd\u003e0.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Time Constant (ms)\u003c\/td\u003e\n\u003ctd\u003e0.98\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Class\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation High-Voltage\u003c\/td\u003e\n\u003ctd\u003e1000V 5mA\/2s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd\u003e1000V 10MΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperation Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Environment\u003c\/td\u003e\n\u003ctd\u003e-40°C to 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (g)\u003c\/td\u003e\n\u003ctd\u003e155.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Torque Weight Ratio (Nm\/Kg)\u003c\/td\u003e\n\u003ctd\u003e10.46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize (diameter × length) (mm)\u003c\/td\u003e\n\u003ctd\u003eΦ60*23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHumanoid robots\u003c\/li\u003e\n\u003cli\u003eRobotic arms\u003c\/li\u003e\n\u003cli\u003eExoskeletons\u003c\/li\u003e\n\u003cli\u003eQuadruped robots\u003c\/li\u003e\n\u003cli\u003eAGV vehicles\u003c\/li\u003e\n\u003cli\u003eARU robots\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals \/ CAD\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/Rl60_KV120_with_hall_sensor-2D.pdf?v=1758433946\" rel=\"noopener\" target=\"_blank\"\u003eRl60_KV120_with_hall_sensor-2D.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/RI60_KV120-2D.pdf?v=1758433939\" rel=\"noopener\" target=\"_blank\"\u003eRI60_KV120-2D.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/RI60.stp?v=1758433962\" rel=\"noopener\" target=\"_blank\"\u003eRI60_3D.stp\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/RI60_with_hall_sensor.STEP?v=1758433967\" rel=\"noopener\" target=\"_blank\"\u003eRI60_with_hall_sensor_3D\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"CubeMars RI60 KV120 frameless motor concept for low-cogging, smooth, low-noise robotic joints\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/CubeMars-RI60-Motor.jpg?v=1781584420\"\u003e\u003cp\u003eDesigned for compact actuators where smooth rotation, low cogging torque, and quiet operation matter in robotic joints.\u003c\/p\u003e\n\u003cimg alt=\"RI60 frameless motor stator with hand-wound copper coils and 0.5 mm edge clearance for mounting\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/CubeMars-RI60-Motor_4f1f0dc9-b797-4a46-9e31-412034e8fc23.jpg?v=1781584428\"\u003e\u003cp\u003eHand-wound stator coils and a small edge clearance help streamline integration into cobot arms and exoskeleton joints.\u003c\/p\u003e\n\u003cimg alt=\"CubeMars RI60 KV120 rotor ring with curved permanent magnets for sinusoidal BEMF and easier FOC control\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/CubeMars-RI60-Motor_e3b3f0da-02b6-48e0-b180-2c68699b448b.jpg?v=1781584435\"\u003e\u003cp\u003eCurved permanent magnets support a sinusoidal BEMF profile for smoother FOC control.\u003c\/p\u003e\n\u003cimg alt=\"RI60 rotor heightened version with +2 mm rotor height to improve Hall sensor sensing when installed\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/CubeMars-RI60-Motor_d1b9420b-cccc-494a-a603-66110734e23c.jpg?v=1781584443\"\u003e\u003cp\u003eA heightened rotor option adds 2 mm of overall rotor height to improve Hall sensor sensing when a Hall sensor is used.\u003c\/p\u003e\n\u003cimg alt=\"Operating temperature range (-40°C to 85°C) and encoder options for high-resolution, high-precision feedback\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/CubeMars-RI60-Motor_1236fd61-0624-472b-b943-00bdb79dfe31.jpg?v=1781584451\"\u003e\u003cp\u003eFlexible feedback choices, including high-resolution encoder options, support precise joint control across a wide operating temperature range.\u003c\/p\u003e\n\u003cimg alt=\"RI60 KV120 performance curves at 24 VDC showing output power, efficiency, current, and speed vs torque\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/CubeMars-RI60-Motor_be0e82b8-0cac-49ce-bfec-db3c34dae036.jpg?v=1781584459\"\u003e\u003cp\u003ePerformance curves at 24 VDC make it easier to size the motor for torque, speed, current, and efficiency targets.\u003c\/p\u003e\n\u003cimg alt=\"Product comparison table highlighting CubeMars RI60 KV120 frameless series specs alongside other RI models\" loading=\"lazy\" src=\"https:\/\/robotdoo.com\/cdn\/shop\/files\/CubeMars-RI60-Motor_561976c3-35b6-489b-b877-1cb8cefe8900.jpg?v=1781584467\"\u003e\n\u003c\/div\u003e","brand":"CubeMars","offers":[{"title":"RI60 KV120 (without hall sensor)","offer_id":47885271171302,"sku":"CubeMars_RI60_4271ff-1","price":123.68,"currency_code":"USD","in_stock":true},{"title":"RI60 KV120 (with hall sensor)","offer_id":47885271204070,"sku":"CubeMars_RI60_4271ff-2","price":141.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0954\/0326\/files\/CubeMars-RI60-KV120-Frameless-Motor-for-Cobot.jpg?v=1781584597","url":"https:\/\/robotdoo.com\/products\/cubemars-ri60-motor","provider":"RobotDoo","version":"1.0","type":"link"}