{"product_id":"ge-multilin-ur8bv-ur-8bv-universal-relay-series-base-unit-chassis","title":"GE Multilin UR8BV UR-8BV Universal Relay Series Base Unit Chassis","description":"\u003ch2\u003eGE Multilin UR8BV UR-8BV Universal Relay Series Base Unit Chassis\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE Multilin UR8BV\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eUR8BV\u003c\/strong\u003e Universal Relay Series Base Unit Chassis, operates as a dedicated hardware component for modular relay rack construction and internal card interconnection within the GE Multilin Universal Relay (UR) platform.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\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\u003c\/td\u003e\n\u003ctd\u003eUR8BV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE Multilin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e19-inch rack mount, 4U height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive chassis assembly; power consumption determined by installed UR modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eGE Multilin Universal Relay (UR) Family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Capacity\u003c\/td\u003e\n\u003ctd\u003eSupports up to 8 vertical I\/O and processing slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Bus\u003c\/td\u003e\n\u003ctd\u003eHigh-speed internal communication bus with time synchronization support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Construction\u003c\/td\u003e\n\u003ctd\u003eHeavy-gauge metal chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eStandard 19-inch rack mounting or panel flush mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Compatibility\u003c\/td\u003e\n\u003ctd\u003eUR Series CPU, power supply, CT\/VT, digital I\/O, and transducer modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP40 front panel, IP20 rear terminals when properly installed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eCE, UL, cUL, IEC 60255, IEEE C37.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet-IP Deterministic Network and Backplane Communication\u003c\/h3\u003e\n\u003cp\u003eThe UR8BV chassis provides the mechanical and electrical backplane structure required for communication between installed UR Series modules. The internal bus distributes module data, synchronization signals, and control information between CPU, communication, power, and I\/O cards. The chassis design supports deterministic module coordination for protection relay functions requiring synchronized signal processing.\u003c\/p\u003e\n\u003cp\u003eThe backplane interface enables I\/O density scaling by allowing different combinations of UR Series plug-in modules to be installed according to relay configuration requirements. Firmware flash compatibility depends on the installed CPU and module combination within the Universal Relay platform.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the UR8BV chassis contain processing or protection logic internally?\u003cbr\u003eA: No. The UR8BV is a passive base unit chassis. Protection algorithms, communications processing, and signal acquisition functions are executed by installed UR Series CPU, communication, and I\/O modules.\u003c\/p\u003e\n\u003cp\u003eQ: How many modules can be installed in the UR8BV chassis?\u003cbr\u003eA: The UR8BV supports up to 8 vertical I\/O and processing module positions according to the Universal Relay chassis configuration.\u003c\/p\u003e\n\u003cp\u003eQ: Can UR modules be inserted or removed while the relay system is energized?\u003cbr\u003eA: Hot-swap capability depends on the specific installed UR module type and system configuration. Module replacement procedures must follow the applicable GE Multilin maintenance documentation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the UR8BV chassis using a compatible 19-inch rack or approved panel mounting arrangement.\u003c\/li\u003e\n\u003cli\u003eVerify mechanical alignment of plug-in modules before insertion to prevent backplane connector damage.\u003c\/li\u003e\n\u003cli\u003eMaintain proper grounding between the chassis frame and the protection panel grounding system.\u003c\/li\u003e\n\u003cli\u003eRoute power, CT\/VT signal wiring, and communication cables separately to reduce electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eUse shielded communication wiring where required and terminate cable shields according to site grounding practices.\u003c\/li\u003e\n\u003cli\u003eConfirm rear terminal clearance and ventilation conditions before energizing installed relay modules.\u003c\/li\u003e\n\u003cli\u003eVerify module seating, connector engagement, and firmware compatibility after system assembly.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":44494962131032,"sku":"UR8BV","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/UR8GH.jpg?v=1785751442","url":"https:\/\/www.industriaxplc.com\/id\/products\/ge-multilin-ur8bv-ur-8bv-universal-relay-series-base-unit-chassis","provider":"IndustriaX Limited","version":"1.0","type":"link"}