{"product_id":"ge-multilin-ur4dh-ur-4dh-universal-relay-hardware-module","title":"GE Multilin UR4DH UR-4DH Universal Relay Hardware Module","description":"\u003ch2\u003eGE Multilin UR4DH UR-4DH Universal Relay Hardware Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for protective control signal processing in the GE Multilin Universal Relay (UR) Series platform, the \u003cstrong\u003eGE Multilin UR4DH\u003c\/strong\u003e (\u003cstrong\u003eUR4DH\u003c\/strong\u003e Hardware Module) provides direct physical\/electrical execution within modular relay chassis architectures.\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\u003eUR4DH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE Multilin (General Electric)\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\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\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eUniversal Relay (UR) Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eHardware \/ Control Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Compatibility\u003c\/td\u003e\n\u003ctd\u003eGE Multilin UR modular chassis platforms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Support\u003c\/td\u003e\n\u003ctd\u003eIEC 61850, Modbus RTU\/TCP, DNP 3.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Test\u003c\/td\u003e\n\u003ctd\u003e2.0 kV AC for 1 minute (IEC 60255-5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpulse Voltage Withstand\u003c\/td\u003e\n\u003ctd\u003e5 kV (IEC 60255-5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\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\u003eProfinet \/ EtherNet-IP Deterministic Network and I\/O Architecture\u003c\/h3\u003e\n\u003cp\u003eThe GE Multilin UR4DH is integrated into the Universal Relay modular architecture for coordinated protection, control, and automation functions. The module operates through the UR chassis backplane interface, enabling internal data exchange between relay processing units, input\/output assemblies, and communication components.\u003c\/p\u003e\n\u003cp\u003eThe UR platform supports deterministic industrial communication structures, including IEC 61850, Modbus RTU\/TCP, and DNP 3.0 protocols. The module design supports sequence-of-events (SOE) recording, event logging, and low-latency protective action execution through the relay system firmware environment.\u003c\/p\u003e\n\u003cp\u003eThe UR4DH hardware construction incorporates electrical immunity design considerations for protection equipment applications, including resistance to electrical noise, surge conditions, and EMI\/RFI interference according to applicable protection relay standards.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Is the GE Multilin UR4DH designed for hot-swap replacement?\u003cbr\u003eA: The UR4DH supports modular maintenance procedures within compatible GE Multilin UR chassis configurations. Field replacement procedures must follow the relay system shutdown and maintenance requirements defined for the installed configuration.\u003c\/p\u003e\n\u003cp\u003eQ: Which communication protocols can be processed through the UR4DH platform?\u003cbr\u003eA: The UR architecture supports IEC 61850, Modbus RTU\/TCP, and DNP 3.0 communication protocols for protection, monitoring, and automation data exchange.\u003c\/p\u003e\n\u003cp\u003eQ: What environmental protection characteristics are specified for the UR4DH?\u003cbr\u003eA: The module is specified for operation from -40 deg C to +60 deg C with humidity conditions of 5% to 95% non-condensing. Dielectric and impulse withstand ratings are specified according to IEC 60255-5.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the GE Multilin UR4DH module only in compatible GE Multilin Universal Relay chassis assemblies.\u003c\/p\u003e\n\u003cp\u003eVerify that the chassis power supply is isolated before module insertion or removal. Confirm connector alignment before engaging the module into the backplane interface to prevent mechanical or electrical damage.\u003c\/p\u003e\n\u003cp\u003eUse appropriate cabinet grounding practices for protection relay installations. Cable shields should be terminated according to the site grounding design to minimize electromagnetic interference. Maintain separation between communication wiring and high-voltage power conductors to reduce induced noise.\u003c\/p\u003e\n\u003cp\u003eBefore commissioning, verify firmware compatibility, communication configuration parameters, relay addressing, and protective function mapping within the UR system configuration software.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":44497875304536,"sku":"UR4DH","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/UR4DH.jpg?v=1785831520","url":"https:\/\/www.industriaxplc.com\/products\/ge-multilin-ur4dh-ur-4dh-universal-relay-hardware-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}