{"product_id":"ge-multilin-ur-8nh-standard-8ct-with-enhanced-diagnostics","title":"GE Multilin UR-8NH Standard 8CT With Enhanced Diagnostics","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE Multilin UR-8NH Standard 8CT with enhanced diagnostics\u003c\/strong\u003e is a modular component designed for the Universal Relay (UR) platform, specialized for transformer, transmission line, and substation protection management. This specific hardware assembly couples the \u003cstrong\u003e8N\u003c\/strong\u003e current transformer (CT) input module with the \u003cstrong\u003eH\u003c\/strong\u003e high-voltage universal power supply module within a heavy-duty automation chassis. The \u003cstrong\u003e8N\u003c\/strong\u003e module offers 8 independent current transformer inputs engineered with enhanced diagnostics to continuously verify internal digital signal processor paths and safeguard external CT circuit connectivity against undetected open-circuit faults. Operating as a core analog measurement and power management unit, the \u003cstrong\u003eGE Multilin UR-8NH Standard 8CT with enhanced diagnostics\u003c\/strong\u003e interfaces seamlessly with updated protective processing cores to deliver real-time telemetry, oscillography, and high-speed protection routing across industrial electrical systems.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Input Verification\u003c\/strong\u003e: Integrated enhanced diagnostics within the \u003cstrong\u003e8N\u003c\/strong\u003e module continuously monitor internal hardware health and analog-to-digital signal path status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Density CT Monitoring\u003c\/strong\u003e: Provides 8 separate current transformer inputs optimized for comprehensive three-phase and neutral current telemetry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Power Architecture\u003c\/strong\u003e: Equipped with the \u003cstrong\u003eH\u003c\/strong\u003e power supply module designed to tolerate a wide input range across both AC and DC auxiliary power networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue-Label Alignment Warning\u003c\/strong\u003e: Features blue color-coded physical labeling to guarantee correct hardware compatibility with corresponding high-performance CPU architectures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Transient Recording\u003c\/strong\u003e: Facilitates data routing for high-capacity event recording and non-volatile oscillography storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUtility and primary substation transformer protection.\u003c\/li\u003e\n\u003cli\u003eTransmission line and feeder management distribution networks.\u003c\/li\u003e\n\u003cli\u003eIndustrial power distribution automated switchgear configurations.\u003c\/li\u003e\n\u003cli\u003eSubstation automation schemes interfacing via high-speed communication networks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e8N\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard 8CT with enhanced diagnostics \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eH\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e125 \/ 250 V AC\/DC power supply \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGE Multilin \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCanada \/ USA \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule System Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUniversal Relay (UR) Series Platform \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCT Configuration Suffix\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8N (Standard 8CT with enhanced diagnostics) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply Suffix\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eH (125 \/ 250 V AC\/DC power supply) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Metering Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.25% of reading or ±0.1% of rated at 0.1 to 2.0 x CT rating \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnostic Triggers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHardware watchdog, DSP mismatch check, circuit fault states \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEvent Recorder Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 1024 events time-tagged to 1 microsecond accuracy \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOscillography Records\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaximum 64 records stored in non-volatile memory \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003ch3\u003ePanel Mounting\u003c\/h3\u003e\n\u003cp\u003eMount the chassis containing the modules securely inside a standard 19-inch equipment rack system or a designated panel cutout. Verify that the structural framework supports the collective weight of the populated unit and heavy-gauge rear terminal wiring harnesses.\u003c\/p\u003e\n\u003ch3\u003eGrounding\u003c\/h3\u003e\n\u003cp\u003eEstablish a secure grounding path from the rear-chassis grounding stud to the main station ground busbar. Use a low-impedance copper wire with a minimum gauge of 10 AWG (or 4.0 mm square), ensuring all non-conductive coatings or paint are scraped away at the terminal junction point.\u003c\/p\u003e\n\u003ch3\u003eCT Terminal Connections\u003c\/h3\u003e\n\u003cp\u003eAll secondary lines coming from external current transformers must pass through an dedicated external shorting block mechanism before connecting to the rear terminal blocks of the unit. Never clear or open-circuit an active CT secondary circuit. Use proper ring-tongue terminal lugs and copper conductors rated for 90 degC or higher.\u003c\/p\u003e\n\u003ch3\u003eCPU Module Alignment\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e8N\u003c\/strong\u003e module utilizes modern blue labeling characteristics. Ensure it is exclusively paired with matching blue-labeled central processing units (including variants 9E, 9G, 9H, 9J, 9K, 9L, 9M, 9N, 9P, 9R, or 9S) to prevent physical hardware mismatches or critical system faults.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":52695414636907,"sku":"UR-8NH","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/general-electric-ur8nh-multilin-ur-module-krykxkmqod2_31657bf4-9ec9-4307-9229-59ba1967fb17.jpg?v=1766135198","url":"https:\/\/www.plcprotech.com\/products\/ge-multilin-ur-8nh-standard-8ct-with-enhanced-diagnostics","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}