{"product_id":"ur8ch-ge-multilin-ur-8ch-ct-vt-module","title":"UR8CH | GE Multilin UR 8CH CT\/VT Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE UR-8CH\u003c\/strong\u003e is a \u003cstrong\u003eCT\/VT Module\u003c\/strong\u003e (Current Transformer \/ Voltage Transformer) from \u003cstrong\u003eGE Multilin\u003c\/strong\u003e, designed for the \u003cstrong\u003eUR Series Universal Relay\u003c\/strong\u003e platform. This module features \u003cstrong\u003eeight independent channels\u003c\/strong\u003e suitable for CT or VT inputs, ensuring flexibility in configuration for diverse protection schemes. The UR-8CH supports \u003cstrong\u003edifferential protection, concurrent split-phase protection, and distance protection\u003c\/strong\u003e, making it a versatile solution for power system management.\u003c\/p\u003e\n\n\u003cp\u003eThe module incorporates \u003cstrong\u003eenhanced diagnostics capabilities\u003c\/strong\u003e to bolster system reliability and facilitate proactive maintenance. It communicates seamlessly with SCADA and other control systems through \u003cstrong\u003eModbus RTU and DNP3\u003c\/strong\u003e protocols.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8 independent channels\u003c\/strong\u003e for CT or VT inputs — flexible configuration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupports multiple protection schemes:\u003c\/strong\u003e differential, concurrent split-phase, and distance protection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced diagnostics\u003c\/strong\u003e for system reliability and proactive maintenance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommunication capabilities\u003c\/strong\u003e via Modbus RTU and DNP3 protocols\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCT Input Range:\u003c\/strong\u003e 0.5 A to 5 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVT Input Range:\u003c\/strong\u003e 5 V to 250 V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCT Accuracy:\u003c\/strong\u003e Class 0.5\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVT Accuracy:\u003c\/strong\u003e Class 0.2\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eCompatible with EnerVista UR Setup Software\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:15px 0;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eManufacturer\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eGeneral Electric (GE) Multilin\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eProduct Family\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUR Series Universal Relay\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eModule Type\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCT\/VT Module (Order Code: 8C)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eChannels\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\n\u003cstrong\u003e8 independent\u003c\/strong\u003e (CT or VT configurable)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCT Input Range\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003e0.5 A to 5 A\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eVT Input Range\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003e5 V to 250 V\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCT Accuracy\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eClass 0.5\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eVT Accuracy\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eClass 0.2\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCT Burden\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003e5 VA\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eVT Burden\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003e2 VA\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCommunication Protocols\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eModbus RTU, DNP3\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMounting\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUR Series chassis slot\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOperating Temperature\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003e–40 °C to +70 °C\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eConfiguration Software\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eEnerVista UR Setup\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCountry of Origin\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUSA\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003eProtection of feeders, transformers, and generators\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eDifferential protection schemes\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eConcurrent split-phase protection\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eDistance protection for transmission lines\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eControl of switching operations\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eAutomation of substation processes\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eThe UR-8CH is fully compatible with the \u003cstrong\u003eGE Multilin UR Series\u003c\/strong\u003e universal relay family. Its eight configurable channels provide greater flexibility compared to standard 4CT\/4VT modules. Always pair new CT\/VT modules with compatible CPU modules to avoid hardware mismatch errors.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Down:\u003c\/strong\u003e Completely de-energize the UR relay chassis. \u003cstrong\u003eNever install or remove modules while energized.\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eESD Protection:\u003c\/strong\u003e Wear a grounded ESD wrist strap before handling the module.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlot Verification:\u003c\/strong\u003e Confirm the CT\/VT slot position per the relay manual.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModule Insertion:\u003c\/strong\u003e Slide the UR-8CH into the designated slot, aligning the rear connector with the backplane.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure Mounting:\u003c\/strong\u003e Tighten the faceplate retention screws.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Connect CT and VT secondary wiring per the UR series wiring diagram. \u003cstrong\u003eEnsure secondary windings are properly grounded.\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Power on and configure CT\/VT ratios and channel assignments via \u003cstrong\u003eEnerVista UR Setup\u003c\/strong\u003e software.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What does the \"8C\" order code signify?\u003c\/strong\u003e\u003cbr\u003e\nA: The \"8C\" designates a \u003cstrong\u003eCT\/VT module with 8 configurable channels\u003c\/strong\u003e for flexible CT\/VT input assignment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can all 8 channels be used as CT inputs?\u003c\/strong\u003e\u003cbr\u003e\nA: The UR-8CH supports \u003cstrong\u003eflexible configuration\u003c\/strong\u003e — channels can be assigned as CT or VT inputs depending on application requirements.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What protection schemes are supported?\u003c\/strong\u003e\u003cbr\u003e\nA: The UR-8CH supports \u003cstrong\u003edifferential protection, concurrent split-phase protection, and distance protection\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is the UR-8CH compatible with older UR CPUs?\u003c\/strong\u003e\u003cbr\u003e\nA: Compatibility depends on firmware version. New CT\/VT modules should be paired with \u003cstrong\u003ecompatible CPUs\u003c\/strong\u003e to avoid hardware mismatch errors.\u003c\/p\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChoose UR-8CH\u003c\/strong\u003e when you need \u003cstrong\u003e8 configurable CT\/VT channels\u003c\/strong\u003e for flexible protection schemes.\u003c\/li\u003e\n  \u003cli\u003eFor \u003cstrong\u003estandard 4CT\/4VT\u003c\/strong\u003e applications, consider the \u003cstrong\u003eUR-8AH\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eFor \u003cstrong\u003eenhanced diagnostics\u003c\/strong\u003e, consider the \u003cstrong\u003eUR-8LH\u003c\/strong\u003e or \u003cstrong\u003eUR-8NH\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eAlways verify \u003cstrong\u003eCPU and firmware compatibility\u003c\/strong\u003e before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:15px 0;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eUR-8CH \/ UR8CH\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eGE Multilin UR Series CT\/VT Module — 8 Configurable Channels, Enhanced Diagnostics\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":53759636570296,"sku":"UR8CH","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/UR8BV_2.png?v=1783925586","url":"https:\/\/www.globalpetroparts.com\/products\/ur8ch-ge-multilin-ur-8ch-ct-vt-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}