{"product_id":"ur-8nh-ge-multilin-ct-vt-analog-input-module","title":"UR 8NH  GE Multilin CT VT Analog Input Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE Multilin UR 8NH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a specialized analog input module designed for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE Multilin Universal Relay Series\u003c\/strong\u003e. It delivers high-fidelity acquisition of current transformer (CT) and voltage transformer (VT) signals, enabling precise waveform monitoring and accurate data processing for advanced power system protection schemes.\u003c\/p\u003e\n\u003cp\u003eEngineered for critical electrical infrastructure, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUR 8NH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as a key interface between field measurement devices and the relay’s central processing unit. With integrated diagnostic capabilities and high-resolution analog-to-digital conversion, the module ensures reliable signal acquisition for substation protection and automation applications.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ Part Number\u003c\/td\u003e\n\u003ctd\u003eUR 8NH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Type\u003c\/td\u003e\n\u003ctd\u003eCT\/VT Analog Measurement Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eGE Multilin Universal Relay (UR) Platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.95 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12.75 in × 10.50 in × 4.50 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Accuracy\u003c\/td\u003e\n\u003ctd\u003eHigh-precision analog-to-digital conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Functions\u003c\/td\u003e\n\u003ctd\u003eReal-time internal channel monitoring and self-test routines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Operational Capabilities\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE Multilin UR 8NH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a critical interface between primary measurement sensors and the relay’s protection logic. By continuously monitoring internal channel performance, the module can quickly detect anomalies or hardware faults that may affect measurement accuracy.\u003c\/p\u003e\n\u003cp\u003eIf a malfunction is detected, the system can automatically block associated protection trip commands, ensuring that protection actions are based only on verified and reliable measurement data. This safeguard helps prevent nuisance tripping and enhances the operational security of the power system.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the UR 8NH require manual configuration after installation?\u003c\/strong\u003e\u003cbr\u003eYes. After installing the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUR 8NH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule, the relay must be configured using\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEnerVista UR Setup\u003c\/strong\u003e. This configuration step maps CT and VT inputs to the appropriate protection elements within the relay logic.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this module compatible with older UR relay chassis models?\u003c\/strong\u003e\u003cbr\u003eCompatibility depends on the CPU firmware version and the backplane revision of the relay chassis. It is recommended to verify the rack serial number and firmware version against the module’s technical documentation before installation to ensure proper system integration.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":48746731962620,"sku":"UR8NH","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/UR8FH1.jpg?v=1773216372","url":"https:\/\/www.electronicplc.com\/products\/ur-8nh-ge-multilin-ct-vt-analog-input-module","provider":"Electronic PLC","version":"1.0","type":"link"}