{"@context":["https:\/\/schema.org",{"geo":"https:\/\/geo.schema.local\/"}],"@type":"Article","@id":"https:\/\/en.siasun.com\/sr220a-125-3-10.html#geo","url":"https:\/\/en.siasun.com\/sr220a-125-3-10.html","headline":"SR220A-125\/3.10","datePublished":"2025-06-21T10:14:45+08:00","dateModified":"2026-06-29T09:11:11+08:00","image":"https:\/\/en.siasun.com\/wp-content\/uploads\/2026\/01\/SR220A-500.992.jpg","description":"The SIASUN SR220A-125\/3.10 is a high-rigidity industrial robot with 17% improved stiffness, custom high-inertia motor, and NURBS motion planning. It excels in spot welding, handling, and assembly applications with a 125 kg payload and 3100 mm reach.","author":{"@type":"Person","name":"siasunadmindy","url":"https:\/\/en.siasun.com\/author\/siasunadmindy"},"publisher":{"@type":"Organization","name":"SIASUN","url":"https:\/\/en.siasun.com\/"},"inLanguage":"en-US","geo":{"version":1,"last_modified":"2026-07-03T08:10:18+08:00","type":"post","summary":{"short":"The SIASUN SR220A-125\/3.10 is a high-rigidity industrial robot with 17% improved stiffness, custom high-inertia motor, and NURBS motion planning. It excels in spot welding, handling, and assembly applications with a 125 kg payload and 3100 mm reach.","structured":"**Product Overview:** The SIASUN SR220A-125\/3.10 is a large-payload industrial robot designed for demanding applications such as spot welding, handling, assembly, and vision inspection. It features a high-rigidity structure with overall stiffness improved by over 17%.\n\n**Key Advantages:**\n- **High Inertia:** Custom high-inertia motor increases allowable end-effector inertia by 8% for superior wrist torque performance.\n- **High Speed:** NURBS transition and variable-speed variable-acceleration motion planning enable faster and more stable operation, improving spot welding cycle time by over 11%.\n- **High Rigidity:** Breakthrough forward-designed, all-new 220 five-axis backlash-free gearbox structure, increasing overall machine rigidity by 17%.\n- **High Protection:** Customized aviation plug sealed cover achieves IP54 for the whole machine and IP67 for the wrist.\n\n**Parameters:** Payload: 125 kg, Reach: 3100 mm, Repeatability: \u00b10.06 mm, DOF: 6, Protection (wrist): IP67.\n\n**Application Areas:** Handling, assembly, vision inspection, loading and unloading, spot welding.\n\n**Case Studies:** Solutions for LCD TV manufacturing, automated palletizing system for finished cartons, and industrial robot smart welding solutions for ships."},"faqs":[{"question":"What is the payload capacity of the SIASUN SR220A-125\/3.10 robot?","answer":"The SIASUN SR220A-125\/3.10 has a payload capacity of 125 kg (275.6 lbs)."},{"question":"What are the key advantages of the SR220A-125\/3.10 robot?","answer":"Key advantages include 17% higher rigidity, a custom high-inertia motor for 8% more end-effector inertia, NURBS motion planning for over 11% faster spot welding cycles, and IP54\/IP67 protection ratings."},{"question":"What applications is the SIASUN SR220A-125\/3.10 suitable for?","answer":"It is suitable for handling, assembly, vision inspection, loading and unloading, and spot welding applications."},{"question":"What is the protection level of the SR220A-125\/3.10 robot?","answer":"The whole machine is rated IP54, and the wrist is rated IP67, thanks to a customized aviation plug sealed cover."}],"key_points":["Overall rigidity improved by over 17% due to forward-designed gearbox.","Custom high-inertia motor increases end-effector inertia allowance by 8%.","NURBS and variable-speed planning improve spot welding cycle time by over 11%.","IP54 whole machine and IP67 wrist protection with aviation plug sealed cover.","125 kg payload with 3100 mm reach and \u00b10.06 mm repeatability."],"target_audience":"Industrial automation engineers, manufacturing facility managers, robotic system integrators, and procurement specialists in automotive, shipbuilding, electronics, and heavy machinery industries seeking high-rigidity, high-speed robots for spot welding, handling, and assembly tasks.","semantic":{"categories":["Large Payload"],"tags":[],"primary_category":"Large Payload"},"source":{"generated_by":"manual"}}}