{"product_id":"westinghouse-1490456-interlock-contactor-starter","title":"WESTINGHOUSE 1490456 INTERLOCK CONTACTOR STARTER","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"671\"\u003eThe Westinghouse 1490456 Interlock Contactor Starter is an electrical interlock accessory designed for use with Westinghouse motor starters and contactors. This interlock assembly prevents two contactors from being energized simultaneously, providing safe and reliable operation in reversing starter and transfer control applications. It is commonly installed in \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003emotor control\u003c\/a\u003e centers, industrial control panels, and automation systems where electrical interlocking is required to prevent conflicting contactor operation. Sources identify the 1490456 as an L-60 electrical interlock for Size 3 and Size 4 contactors. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"673\" data-end=\"690\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"691\" data-end=\"1226\"\u003eThe Westinghouse 1490456 interlock is commonly used in reversing motor starter circuits, conveyor systems, pumps, compressors, material handling equipment, and industrial machinery requiring directional motor control. It is installed between paired contactors to prevent simultaneous energization, helping protect motors and control equipment from electrical and mechanical damage. The interlock is suitable for industrial motor control systems utilizing Westinghouse Size 3 and Size 4 contactors. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1228\" data-end=\"1257\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1258\" data-end=\"2150\"\u003e• Manufacturer: Westinghouse Electric Corporation\u003cbr data-start=\"1307\" data-end=\"1310\"\u003e• Part Number: 1490456\u003cbr data-start=\"1332\" data-end=\"1335\"\u003e• Product Type: Electrical Interlock Assembly\u003cbr data-start=\"1380\" data-end=\"1383\"\u003e• Series: L-60\u003cbr data-start=\"1397\" data-end=\"1400\"\u003e• Function: Prevents simultaneous operation of paired contactors\u003cbr data-start=\"1464\" data-end=\"1467\"\u003e• Interlock Type: Outboard Electrical Interlock\u003cbr data-start=\"1514\" data-end=\"1517\" data-is-only-node=\"\"\u003e• Compatible Contactor Sizes: Size 3 and Size 4\u003cbr data-start=\"1564\" data-end=\"1567\"\u003e• Application: Reversing starters and motor control systems\u003cbr data-start=\"1626\" data-end=\"1629\"\u003e• System Compatibility: Westinghouse contactors and motor starters\u003cbr data-start=\"1695\" data-end=\"1698\"\u003e• Installation Type: Contactor-mounted accessory\u003cbr data-start=\"1746\" data-end=\"1749\"\u003e• Control Function: Electrical interlocking and safety protection\u003cbr data-start=\"1814\" data-end=\"1817\"\u003e• Mounting Configuration: Outboard interlock assembly\u003cbr data-start=\"1870\" data-end=\"1873\"\u003e• Operating Environment: Industrial and commercial electrical applications\u003cbr data-start=\"1947\" data-end=\"1950\"\u003e• Intended Use: Motor starter and contactor interlocking\u003cbr data-start=\"2006\" data-end=\"2009\"\u003e• Performance Feature: Provides safe contactor sequencing and prevents conflicting contactor operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2152\" data-end=\"2176\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2177\" data-end=\"2316\"\u003e• Eaton L-60 Electrical Interlock Kit\u003cbr data-start=\"2214\" data-end=\"2217\"\u003e• Cutler-Hammer Size 3–4 Contactor Interlock Assembly\u003cbr data-start=\"2270\" data-end=\"2273\"\u003e• Siemens Reversing Contactor Interlock Kit\u003c\/p\u003e","brand":"WESTINGHOUSE","offers":[{"title":"New","offer_id":51732618707246,"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_d7f283f7-0fc7-42ac-9215-4a39cdea9ee6.jpg?v=1770599967","url":"https:\/\/plgautomation.com\/products\/westinghouse-1490456-interlock-contactor-starter","provider":"PLG Automation ","version":"1.0","type":"link"}