{"product_id":"t35-j03-akh-f8m-ge-multilin-transformer-differential-relay","title":"T35-J03-AKH-F8M | GE Multilin | Transformer Differential Relay","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35 (Model: T35J03AKHF8MH6DM8RP6EU67WXX)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a sophisticated transformer protection system within the GE Multilin Universal Relay (UR) family, designed for primary and back-up protection of medium to large power transformers. This specific configuration, identified by the order code\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35-J03-AKH-F8M (Part Number: T35-J03-AKH-F8M)\u003c\/strong\u003e, is engineered to handle complex transformer topologies, including three-winding units within dual-breaker or breaker-and-a-half bus arrangements.\u003c\/p\u003e\n\u003cp\u003eAs a high-integrity protective device, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35 (Model: T35J03AKHF8MH6DM8RP6EU67WXX)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eutilizes advanced percentage differential elements with harmonic restraint to prevent nuisance tripping during magnetizing inrush. It integrates restricted earth fault (REF), overexcitation monitoring (V\/Hz), and thermal overload protection into a single modular chassis. Supporting the latest digital substation standards such as IEC 61850 and IEEE C37.118 Synchrophasors, this relay provides the high-speed processing and cybersecurity features required for modern grid stability and wide-area monitoring.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystem provides comprehensive protection through a modular hardware set optimized for utility-grade reliability.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: GE Multilin (GE Grid Solutions)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35J03AKHF8MH6DM8RP6EU67WXX\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Code\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eT35-J03-AKH-F8M\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e: UR (Universal Relay) Transformer Protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDifferential Inputs\u003c\/strong\u003e: Up to 6 sets of CT inputs for multi-winding restraint\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtection Functions\u003c\/strong\u003e:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDifferential Protection (87T) with 2nd and 5th harmonic restraint\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRestricted Earth Fault (87N\/REF)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePhase, Neutral, Ground Overcurrent (50\/51, 50N\/51N)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOverexcitation (24) and Volts\/Hertz monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnder\/Overvoltage (27\/59) and Frequency (81)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLogic Engine\u003c\/strong\u003e: FlexLogic™ for custom automation and interlocking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Protocols\u003c\/strong\u003e: IEC 61850, Modbus TCP\/RTU, DNP 3.0, EGD\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSynchrophasor Support\u003c\/strong\u003e: Embedded PMU functionality (IEEE C37.118)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMonitoring\u003c\/strong\u003e: Transformer health and thermal modelling (RTD support)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Logging\u003c\/strong\u003e: 64-sample\/cycle oscillography; 1024-event SOE recorder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecurity\u003c\/strong\u003e: CyberSentry™ Role-Based Access Control (RBAC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Rating\u003c\/strong\u003e: –40°C to +85°C operating range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChassis Size\u003c\/strong\u003e: Standard 19-inch rack mount (4U height)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":42870849011802,"sku":"T35","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/198..jpg?v=1772241843","url":"https:\/\/www.spareoil.com\/products\/t35-j03-akh-f8m-ge-multilin-transformer-differential-relay","provider":"SpareOil Automation","version":"1.0","type":"link"}