{"product_id":"abb-reg670-1mrk002826-aa-big-generator-protection-ied","title":"ABB REG670 1MRK002826-AA BIG Generator Protection IED","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB REG670 1MRK002826-AA BIG\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance Intelligent Electronic Device (IED) engineered for the comprehensive protection of power generators. It utilizes advanced microprocessor technology to deliver ultra-fast\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e15 ms\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edifferential protection and 100% stator\/rotor earth fault coverage. \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eREG670 1MRK002826-AA BIG.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Series:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRelion 670.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAnalog Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUp to 24 (Current and Voltage).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDifferential Detection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e15 ms ultra-high speed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEarth Fault Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100% Stator and Rotor protection (injection \u0026amp; 3rd harmonic).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpecialized Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSub-Synchronous Resonance (SSR) for turbo generators.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIEC 61850 compliant.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-40°C to +85°C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e300 x 280 x 100 mm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 kg.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCertification:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIEC 60255, IEEE C37.2, UL.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features and Engineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUltra-Fast Fault Clearing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 15 ms differential detection time significantly reduces mechanical stress and electrical damage during internal generator faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFull Winding Coverage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEmploys advanced 3rd harmonic and injection techniques to provide 100% protection for both the stator and rotor, ensuring safety even during low-speed operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSub-Synchronous Resonance (SSR) Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSpecifically designed for turbo generators to detect and mitigate harmful mechanical oscillations caused by series-compensated lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh Analog Density:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports up to 24 analog inputs, allowing the IED to act as a centralized node for every critical phase, neutral, and auxiliary signal in the generator-transformer unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Interoperability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNative IEC 61850 support enables high-speed GOOSE messaging and seamless data exchange with SCADA and digital substation architectures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Ruggedness:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith an operating range of -40°C to +85°C, this unit is built for reliable performance in diverse climates and industrial environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46985752477886,"sku":"REG670 1MRK002826-AA BIG","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-05-11_10-53-21_b82de499-8adf-4f5f-bcbc-fd174af9eb83.png?v=1778470817","url":"https:\/\/www.autooiltech.com\/products\/abb-reg670-1mrk002826-aa-big-generator-protection-ied","provider":"AutoOilTech Limited","version":"1.0","type":"link"}