{"product_id":"ursha-ge-fanuc-multilin-ur-series-datasheet-technical-manual","title":"URSHA GE Fanuc Multilin UR Series Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eGE Fanuc URSHA Multilin Universal Relay Series Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE Fanuc URSHA\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eURSHA\u003c\/strong\u003e Power Supply Module for UR Series Relays, operates as a dedicated hardware component for high-voltage energy regulation and transformation within GE Multilin UR Series network platforms. The module accepts input thresholds ranging from 88 to 300 VDC or 85 to 264 VAC, converting fluctuating source feeder voltages into 45 W of regulated internal DC power. This third-generation layout drives the local computing buses, signal processing cards, and internal output relay coils mounted within the multi-slot chassis frame.\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\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eURSHA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE Fanuc (Emerson \/ Multilin)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.95 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard UR chassis module size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e45 W maximum regulated DC output capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e88-300 VDC \/ 85-264 VAC auto-sensing limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency Gain\u003c\/td\u003e\n\u003ctd\u003e28 percent higher thermal efficiency than legacy UR-1H\/UR-RH cards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperational Cooling\u003c\/td\u003e\n\u003ctd\u003ePassive convection based on optimized dissipation profiles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Framework Fit\u003c\/td\u003e\n\u003ctd\u003eStandard GE Multilin Universal Relay series chassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe URSHA nomenclature functions as a fixed, self-contained hardware module within the Multilin Universal Relay matrix. It acts as a universal replacement for legacy first- and second-generation high-voltage power supply cards.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUR:\u003c\/strong\u003e Universal Relay Series identifier specifying backplane pin compliance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSH:\u003c\/strong\u003e Super High efficiency configuration optimizing internal thermal profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e Current physical hardware build variant revision level.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe URSHA power core is designed to maintain backplane bus communication velocity parameters by suppressing switching transients during sudden electrical load swings. When expansion frames are loaded during high-volume I\/O density scaling phases, the power supply regulates local voltage drops to avoid processing reset loops. This regulation preserves deterministic communication parameters across active IEC 61850 networks or Modbus lines. The design ensures uniform firmware flash compatibility across adjacent CPU and signal conditioning cards by delivering uncorrupted power baselines during high-volume data events.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the URSHA module be used to directly replace an existing failed UR-1H or UR-RH power supply card?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA: Yes.\u003c\/strong\u003e The URSHA card is an engineered form-fit-and-function substitute designed to fit legacy UR series chassis locations. It installs into the same dedicated power slot allocation and handles identical primary input voltage ranges while providing a 28 percent improvement in thermal efficiency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is it permissible to extract the URSHA module while the primary protection relay is monitoring active substation breakers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA: No.\u003c\/strong\u003e Pulling the power module immediately drops the 45 W regulated DC internal output rail. This removes power from the central processing core, clears all active protective blocking loops, and can cause unexpected state changes across connected tripping circuits.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Circuit Isolation:\u003c\/strong\u003e Prior to physical module handling, trip and lock out all upstream external AC or DC supply lines feeding the specific chassis terminal block. Verify zero-voltage states using a calibrated multimeter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment Protocol:\u003c\/strong\u003e Slide the URSHA module firmly into the dedicated power supply slot of the UR enclosure. Guide the card straight along the plastic track rails until the rear plug-in multi-pin connector sets into the backplane, then lock down the front panel screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Matrix:\u003c\/strong\u003e Connect the main enclosure earth lug directly to the substation ground bus using heavy copper braid. Proper chassis grounding allows the internal filter networks inside the power card to divert high-frequency surge currents away from sensitive logic components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Ventilation Margins:\u003c\/strong\u003e Maintain a minimum clear boundary space above and below the card chassis cage. Proper clearance allows passive convective air streams to cool the internal electronic components, keeping operational metrics below the 70 deg C hardware cutoff point.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":43863068278883,"sku":"URSHA","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/152_5cd24bc5-a0d0-40f2-9157-ca00fb05e13d.jpg?v=1764319167","url":"https:\/\/www.autocontrolglobal.com\/products\/ursha-ge-fanuc-multilin-ur-series-datasheet-technical-manual","provider":"AutoControl Global","version":"1.0","type":"link"}