{"product_id":"ge-multilin-ur7ch-ur-7ch-universal-relay-chassis","title":"GE Multilin UR7CH UR-7CH Universal Relay Chassis","description":"\u003ch2\u003eGE Multilin UR7CH UR-7CH Universal Relay Chassis\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE Multilin UR7CH\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eUR7CH\u003c\/strong\u003e Universal Relay Chassis, operates as a dedicated hardware component for modular rack enclosure and system module integration within GE Universal Relay (UR) protection and control platforms.\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\u003eUR7CH\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e7U height, 19.0 in \/ 482.6 mm width, 8.82 in \/ 224.0 mm depth excluding wiring terminals\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\u003eDependent on installed UR modules and system configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Design\u003c\/td\u003e\n\u003ctd\u003e19-inch rack mount horizontal chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 19 vertical module slots depending on backplane configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eHeavy-gauge aluminum \/ steel enclosure with protective coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP40 front panel, IP20 rear terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Platform\u003c\/td\u003e\n\u003ctd\u003eGE Universal Relay (UR) Series\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 Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe GE Multilin UR7CH is designed as a modular hardware carrier for GE UR protection platforms, supporting high-density installation of CPU modules, power supply modules, CT\/VT input modules, digital I\/O cards, and communication interfaces. The chassis backplane provides mechanical alignment and electrical interconnection between installed UR plug-in modules.\u003c\/p\u003e\n\u003cp\u003eThe modular slot arrangement enables I\/O density scaling by allowing different combinations of protection, monitoring, and communication modules within the same enclosure. Firmware flash compatibility and module-level configuration management depend on the specific UR device modules installed in the chassis.\u003c\/p\u003e\n\u003cp\u003eThe chassis construction supports installation in electrically noisy substation environments where module separation, grounding practices, and controlled wiring routing are required for stable signal processing.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the UR7CH chassis contain an independent protection processor?\u003cbr\u003eA: No. The UR7CH is a passive modular chassis structure. Protection processing functions are performed by installed GE UR CPU and application modules.\u003c\/p\u003e\n\u003cp\u003eQ: Can UR modules be replaced while the chassis is energized?\u003cbr\u003eA: Hot-swap capability depends on the installed UR module type and system configuration. Module replacement procedures must follow GE specified maintenance requirements and power isolation practices.\u003c\/p\u003e\n\u003cp\u003eQ: How is communication between installed UR modules maintained?\u003cbr\u003eA: Installed modules communicate through the chassis backplane interface. Communication functions depend on the specific CPU, I\/O, and communication modules installed.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the UR7CH chassis in a compatible 19-inch equipment rack with sufficient mechanical support for the chassis weight and installed modules.\u003c\/p\u003e\n\u003cp\u003eVerify that the rack grounding system provides a low-impedance protective earth connection. Shielded signal cables should be routed separately from high-voltage power conductors and connected according to the installed module wiring requirements.\u003c\/p\u003e\n\u003cp\u003eMaintain correct module insertion alignment during installation to prevent damage to backplane connectors. Ensure rear terminal wiring is secured and arranged to avoid excessive mechanical stress on terminal blocks.\u003c\/p\u003e\n\u003cp\u003eEnvironmental installation should maintain the specified operating temperature and humidity limits. Avoid locations with direct water exposure, excessive vibration, or uncontrolled electromagnetic interference sources.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":44497885462616,"sku":"UR7CH","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/UR7JH2_c95a39f9-59e9-4c23-9b7d-967573f3ca65.jpg?v=1785830629","url":"https:\/\/www.industriaxplc.com\/id\/products\/ge-multilin-ur7ch-ur-7ch-universal-relay-chassis","provider":"IndustriaX Limited","version":"1.0","type":"link"}