{"product_id":"westinghouse-electric-company-290b117a09-impedance-relay","title":"Westinghouse Electric Company 290B117A09 Impedance Relay","description":"\u003ch3 data-end=\"16\" data-start=\"0\" data-section-id=\"17lc1ru\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-end=\"779\" data-start=\"17\"\u003eThe Westinghouse 290B117A09 Impedance Relay is used in industrial power protection and transmission systems for impedance-based fault detection, distance protection, and electrical system monitoring in high-voltage applications. Commonly installed in substations, transmission line protection panels, switchgear assemblies, utility power distribution systems, and industrial electrical protection networks requiring dependable impedance sensing and relay-based fault isolation. Maintenance electricians, protection engineers, and industrial system integrators use this impedance relay for replacement maintenance, relay protection upgrades, retrofit projects, and restoration of legacy Westinghouse power management systems. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"798\" data-start=\"781\" data-section-id=\"5ms9th\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-end=\"1276\" data-start=\"799\"\u003eThe Westinghouse 290B117A09 impedance relay is commonly used in transmission line protection systems, utility substations, switchgear lineups, distance protection circuits, generator protection assemblies, transformer protection systems, industrial power distribution networks, and electrical monitoring installations where reliable impedance measurement and fault detection are required for power system protection and operational safety. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1307\" data-start=\"1278\" data-section-id=\"5hg6bl\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-end=\"2206\" data-start=\"1308\"\u003e• Manufacturer: Westinghouse\u003cbr data-end=\"1339\" data-start=\"1336\"\u003e• Part Number: 290B117A09\u003cbr data-end=\"1367\" data-start=\"1364\"\u003e• Product Type: Impedance Relay\u003cbr data-end=\"1401\" data-start=\"1398\"\u003e• Relay Function: Distance and impedance protection\u003cbr data-end=\"1455\" data-start=\"1452\"\u003e• Application Type: Power system protection and fault detection\u003cbr data-end=\"1521\" data-start=\"1518\"\u003e• Electrical Function: Impedance monitoring and protective relay operation\u003cbr data-is-only-node=\"\" data-end=\"1598\" data-start=\"1595\"\u003e• System Compatibility: Industrial and utility power distribution systems\u003cbr data-end=\"1674\" data-start=\"1671\"\u003e• Installation Environment: Switchgear, substations, and relay control panels\u003cbr data-end=\"1754\" data-start=\"1751\"\u003e• Industry Use: Utility transmission and industrial electrical protection\u003cbr data-end=\"1830\" data-start=\"1827\"\u003e• Compatible Equipment: Transmission lines, substations, and protection systems\u003cbr data-end=\"1912\" data-start=\"1909\"\u003e• Monitoring Type: Impedance-based fault detection\u003cbr data-end=\"1965\" data-start=\"1962\"\u003e• Mounting Type: Protective relay panel installation\u003cbr data-end=\"2020\" data-start=\"2017\"\u003e• Protection Function: Distance and line protection applications\u003cbr data-end=\"2087\" data-start=\"2084\"\u003e• Service Application: Replacement and retrofit projects\u003cbr data-end=\"2146\" data-start=\"2143\"\u003e• Equipment Category: Industrial protective relay hardware\u003c\/p\u003e\n\u003ch3 data-end=\"2232\" data-start=\"2208\" data-section-id=\"1cz0398\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-end=\"2353\" data-start=\"2233\"\u003e• ABB Distance Protection Impedance Relay\u003cbr data-end=\"2277\" data-start=\"2274\"\u003e• GE Impedance Distance Relay\u003cbr data-end=\"2309\" data-start=\"2306\"\u003e• Siemens Transmission Line Protection Relay\u003c\/p\u003e","brand":"Westinghouse","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51732522598702,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_e3c431ec-58d9-48ca-85c2-e42a746cbcd1.jpg?v=1770599751","url":"https:\/\/plgautomation.com\/products\/westinghouse-electric-company-290b117a09-impedance-relay","provider":"PLG Automation ","version":"1.0","type":"link"}