{"product_id":"ge-multilin-sr745-745-w2-p5-g5-hi-t-transformer-protection-relay-multilin-high-speed","title":"GE Multilin SR745 745-W2-P5-G5-HI-T Transformer Protection Relay Multilin High Speed","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe GE Multilin 745-W2-P5-G5-HI-T is a sophisticated,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003emicroprocessor-based management system engineered for the comprehensive protection of three-winding power transformers.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eAs a high-speed relay,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eit provides an integrated solution for monitoring thermal profiles,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ecurrent differentials,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand voltage-related variables to mitigate the risk of catastrophic asset failure.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis specific configuration includes high-integrity power supply options and advanced Ethernet communication capabilities (denoted by the \"T\" suffix),\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efacilitating rapid data acquisition and remote diagnostic oversight.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBy centralizing complex protective logic into a single unit,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe 745 series optimizes transformer longevity and enhances the reliability of the broader electrical grid.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eHardware Specifications and Protective Capabilities\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModel Identification\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e745-W2-P5-G5-HI-T\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eInput Power Range (HI)\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e90–300 VDC or 70–265 VAC (Universal high-voltage supply)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eWinding Support\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eConfigured for 2 or 3 winding transformer protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eCore Protection Functions\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eRestricted Ground Fault (RGF),\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eOverexcitation (V\/Hz),\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand Differential Protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eFrequency Monitoring\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUnderfrequency and overfrequency protection for grid stability\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eI\/O Logic Density\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e16 independent logic inputs for customizable scheme coordination\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eInterface Ports\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFront-panel RS232; Rear-panel RS485,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eRS422,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand 10Base-T Ethernet\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eThermal Management\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eAdvanced modeling for winding hot-spot and aging acceleration monitoring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eSoftware Integration\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFully compatible with EnerVista 745 for setpoint programming and waveform capture\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eUnit Weight\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e7.\u003c\/span\u003e\u003cspan class=\"\"\u003e6 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eForm Factor\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e20.\u003c\/span\u003e\u003cspan class=\"\"\u003e8 cm x 22.\u003c\/span\u003e\u003cspan class=\"\"\u003e0 cm x 24.\u003c\/span\u003e\u003cspan class=\"\"\u003e6 cm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eManufacturing Origin\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUSA\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eIndustrial Utility and Power Sector Applications\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe 745-W2-P5-G5-HI-T Relay is a critical component in high-voltage environments where transformer health is non-negotiable:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eSubstation Transformer Management\u003c\/strong\u003e\u003cspan class=\"\"\u003eServing as the primary protective device for utility-scale step-down transformers,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003emanaging differential currents and detecting internal faults before secondary damage occurs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eIndustrial Power Distribution\u003c\/strong\u003e\u003cspan class=\"\"\u003eProtecting high-capacity transformers in heavy manufacturing plants,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003esuch as steel mills or refineries,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewhere system overloads and harmonic distortion are prevalent.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eRenewable Energy Grid Integration\u003c\/strong\u003e\u003cspan class=\"\"\u003eMonitoring the health of transformers at wind farms or solar sites,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ewhere fluctuating power inputs require precise frequency and overexcitation blocking.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eRemote Diagnostic Monitoring\u003c\/strong\u003e\u003cspan class=\"\"\u003eUtilizing the \"T\" model's Ethernet port to stream real-time trend analysis and event logs to a centralized SCADA system,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eallowing for predictive maintenance without site visits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eLegacy System Modernization\u003c\/strong\u003e\u003cspan class=\"\"\u003eActing as a high-speed upgrade for older electromechanical or first-generation digital relays,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ebringing modern communications and advanced logic to existing DCS frameworks.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Ge Multilin","offers":[{"title":"Default Title","offer_id":45519085764781,"sku":"745-W2-P5-G5-HI-T","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/ge-multilin-745-w2-p5-g5-hi-t-high-speed-transformer-protection-relay-pilzs4qnsnq.jpg?v=1766986598","url":"https:\/\/www.maxwellplc.com\/products\/ge-multilin-sr745-745-w2-p5-g5-hi-t-transformer-protection-relay-multilin-high-speed","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}