{"product_id":"mitsubishi-mr-j3-70b-efficient-single-phase-amplifier","title":"Mitsubishi MR-J3-70B | Efficient Single-Phase Amplifier","description":"\u003ch2\u003eMitsubishi MR-J3-70B Servo Amplifier: Reliable Motion Control\u003c\/h2\u003e\n\u003cp\u003eTake control with precision. The \u003cstrong\u003eMitsubishi MR-J3-70B\u003c\/strong\u003e servo amplifier delivers efficient, accurate power for your automation systems. Perfect for robotics, CNC, and more, it works on common single-phase power.\u003c\/p\u003e\n\u003ch3\u003eKey Advantages at a Glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #d35400;\"\u003eEnergy Efficient:\u003c\/strong\u003e 80% inverse efficiency saves power and reduces heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #d35400;\"\u003eReady to Use:\u003c\/strong\u003e Includes built-in dynamic brake and regenerative resistor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #d35400;\"\u003eCompact Design:\u003c\/strong\u003e Saves panel space, easy to install in tight spots.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #d35400;\"\u003eSimple Connection:\u003c\/strong\u003e Works with standard 200-230V AC single-phase power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #d35400;\"\u003eSmart Communication:\u003c\/strong\u003e SSCNET III interface for fast, reliable control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComplete Technical Specifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Mitsubishi Electric\u003cbr\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e MR-J3-70B\u003cbr\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e MELSERVO-J3 Series Servo Amplifier\u003cbr\u003e\u003cstrong\u003eRated Output Power:\u003c\/strong\u003e 0.75 kW (750 Watts)\u003cbr\u003e\u003cstrong\u003eRated Current:\u003c\/strong\u003e 5.8 A\u003cbr\u003e\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 200-230V AC, Single-Phase (1P), 50\/60 Hz\u003cbr\u003e\u003cstrong\u003ePower Capacity (kVA):\u003c\/strong\u003e 1.3 kVA\u003cbr\u003e\u003cstrong\u003eInverse Efficiency:\u003c\/strong\u003e 80%\u003cbr\u003e\u003cstrong\u003eCommunication:\u003c\/strong\u003e SSCNET III Interface\u003cbr\u003e\u003cstrong\u003eProtection Features:\u003c\/strong\u003e Built-in Dynamic Brake, Regenerative Resistor, Overcurrent, Undervoltage\u003cbr\u003e\u003cstrong\u003eRegenerative Absorption:\u003c\/strong\u003e 37.1 Joules\u003cbr\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to +55°C\u003cbr\u003e\u003cstrong\u003eApprox. Weight:\u003c\/strong\u003e 1.39 kg (3.06 lbs)\u003cbr\u003e\u003cstrong\u003eCooling Requirement:\u003c\/strong\u003e Requires ~1 m² area for heat dissipation\u003c\/p\u003e\n\u003ch3\u003eSimple Installation \u0026amp; Use\u003c\/h3\u003e\n\u003cp\u003eInstall the \u003cstrong\u003eMR-J3-70B\u003c\/strong\u003e in a clean, ventilated cabinet. Ensure the ambient temperature stays within 0°C to 55°C. Connect it to a single-phase 200-230V AC power source. Link it to your main controller using the SSCNET III cable. The built-in protections help ensure safe, stable operation.\u003c\/p\u003e\n\u003ch3\u003eExpert FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the main benefit of the 80% inverse efficiency?\u003c\/strong\u003e\u003cbr\u003eIt means the amplifier wastes less energy as heat. This improves overall system efficiency and can reduce cooling needs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this amplifier run on three-phase power?\u003c\/strong\u003e\u003cbr\u003eNo. The \u003cstrong\u003eMR-J3-70B\u003c\/strong\u003e is specifically designed for single-phase 200-230V AC input only.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the built-in regenerative resistor do?\u003c\/strong\u003e\u003cbr\u003eIt safely absorbs excess energy from the motor during deceleration or stopping, protecting the drive.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this model good for a small machine?\u003c\/strong\u003e\u003cbr\u003eYes. Its compact size and single-phase power requirement make it an excellent choice for smaller automation equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the SSCNET III help performance?\u003c\/strong\u003e\u003cbr\u003eIt provides a high-speed, noise-resistant connection between the drive and controller, crucial for smooth, precise motion.\u003c\/p\u003e\n\u003ch3\u003ePackage \u0026amp; Promise\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIn the Box:\u003c\/strong\u003e\u003cbr\u003e1 x MR-J3-70B Servo Amplifier\u003cbr\u003e1 x Instruction Guide\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOur Warranty:\u003c\/strong\u003e Backed by a reliable \u003cstrong style=\"color: #27ae60;\"\u003e12-month warranty\u003c\/strong\u003e for your confidence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGlobal Shipping:\u003c\/strong\u003e Delivered reliably worldwide via FedEx, UPS, and DHL.\u003c\/p\u003e\n\u003cp\u003e© 2025 Ubest Automation Limited. All rights reserved.\u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e | Phone: \u003ca href=\"https:\/\/wa.me\/8618030005825\"\u003e+86 180 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":51486600528154,"sku":"MR-J3-70B","price":186.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/MR-J3-70B.jpg?v=1766364586","url":"https:\/\/www.ubestplc.com\/ar\/products\/mitsubishi-mr-j3-70b-efficient-single-phase-amplifier","provider":"Ubest Automation Limited","version":"1.0","type":"link"}