{"product_id":"ge-ur8gh-ct-vt-ground-protection-module","title":"GE UR8GH CT\/VT Ground Protection Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE UR8GH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCT\/VT Ground Protection Module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned specifically for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE Multilin Universal Relay (UR)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efamily. This module is engineered to bridge the gap between primary high-voltage equipment and the relay's digital logic by converting signals from Current Transformers (CT) and Voltage Transformers (VT) into precise digital data. \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSensitive Ground CT\/VT Protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGE Multilin\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e220 V AC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMemory Capacity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2 MB Program \/ 1 MB Data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-40 °C to +70 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterfaces:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRS232 (Standard), Ethernet (Optional)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProcessing Speed:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e15 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAnalog Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports 4-20 mA process variable monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Feature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAutomatic CT shorting on removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features and Engineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUltra-Sensitive Ground Detection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEngineered to detect minute ground leakage currents that standard modules might miss, providing a superior layer of protection for expensive windings in generators and large motors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Safety Shorting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo protect personnel and equipment, the UR8GH includes a mechanical safety feature that automatically short-circuits the CT secondary circuit when the module is withdrawn from the chassis, preventing hazardous high-voltage transients.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHybrid Analog Input Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBeyond traditional power monitoring, the module can accept\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4-20 mA inputs\u003c\/strong\u003e. This allows engineers to integrate process variables—such as transformer oil temperature or water levels—directly into the relay's protection logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Signal Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module continuously monitors the integrity of the CT\/VT wiring. If a signal discrepancy or open circuit is detected, it triggers an immediate alert via the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEnerVista UR\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esoftware or the relay's local display.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eScalable Modular Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe UR8GH is fully compatible with the broader UR-series architecture, allowing it to be used in conjunction with other I\/O and communication modules to create a customized protection profile (e.g., in a G60, B30, or T60 relay).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":44940756582515,"sku":"UR8GH","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-09_10-11-30_3b4ecb88-27de-41dc-aad0-b58ebac4e43c.png?v=1778294180","url":"https:\/\/www.dcssupplier.com\/products\/ge-ur8gh-ct-vt-ground-protection-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}