{"product_id":"westinghouse-electric-db75-air-circuit-breaker","title":"Westinghouse Electric DB75 Air Circuit Breaker","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"873\"\u003eThe Westinghouse DB75 3000 Amp Air \u003ca href=\"https:\/\/plgautomation.com\/collections\/power-supplies-protection\"\u003eCircuit Breaker Amptector\u003c\/a\u003e I-A Model LIG Trip is an industrial low-voltage air circuit breaker used in high-capacity power distribution and switchgear systems for overload, short-circuit, and fault current protection. Commonly installed in industrial substations, switchgear lineups, motor control centers, and large-scale manufacturing facilities requiring dependable high-amperage circuit interruption and adjustable solid-state trip protection. Maintenance technicians, electrical engineers, and system integrators use this air circuit breaker for switchgear maintenance, industrial retrofit projects, and electrical infrastructure upgrades. The Amptector I-A trip system provides adjustable LIG protection functions including Long-Time, Instantaneous, and Ground Fault protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"875\" data-end=\"892\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"893\" data-end=\"1492\"\u003eThe Westinghouse DB75 air circuit breaker is designed for industrial power protection in demanding electrical environments. It is frequently used in manufacturing facilities, utility substations, process automation plants, motor control systems, and industrial distribution networks where dependable high-current interruption and adjustable overcurrent protection are critical for electrical reliability, equipment safety, and operational continuity. DB-75 breakers are commonly configured as electrically operated drawout air breakers in switchgear assemblies. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1494\" data-end=\"1523\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1524\" data-end=\"2349\"\u003e• Brand: Westinghouse\u003cbr data-start=\"1545\" data-end=\"1548\"\u003e• Part Number: DB75\u003cbr data-start=\"1567\" data-end=\"1570\"\u003e• Product Type: Air Circuit Breaker\u003cbr data-start=\"1605\" data-end=\"1608\"\u003e• Current Rating: 3000 Amp\u003cbr data-start=\"1634\" data-end=\"1637\"\u003e• Voltage Rating: 600V AC\u003cbr data-start=\"1662\" data-end=\"1665\"\u003e• Trip Unit: Amptector I-A\u003cbr data-start=\"1691\" data-end=\"1694\"\u003e• Protection Functions: LIG (Long-Time, Instantaneous, Ground Fault)\u003cbr data-start=\"1762\" data-end=\"1765\"\u003e• Breaker Type: Low-voltage air circuit breaker\u003cbr data-start=\"1812\" data-end=\"1815\"\u003e• Function: Overload and fault current protection\u003cbr data-start=\"1864\" data-end=\"1867\"\u003e• Application: Industrial power distribution systems\u003cbr data-start=\"1919\" data-end=\"1922\"\u003e• Suitable For: Switchgear and motor control protection\u003cbr data-start=\"1977\" data-end=\"1980\"\u003e• Mounting Type: Drawout or stationary switchgear installation\u003cbr data-start=\"2042\" data-end=\"2045\"\u003e• Usage Environment: Industrial electrical systems\u003cbr data-start=\"2095\" data-end=\"2098\"\u003e• Compatibility: Westinghouse DB series switchgear\u003cbr data-start=\"2148\" data-end=\"2151\"\u003e• Construction: Industrial-duty breaker housing\u003cbr data-start=\"2198\" data-end=\"2201\"\u003e• Designed For: Continuous industrial operation\u003cbr data-start=\"2248\" data-end=\"2251\"\u003e• Purpose: High-current circuit interruption and protection \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2351\" data-end=\"2375\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2376\" data-end=\"2494\"\u003e• Eaton Magnum DS Air Circuit Breaker\u003cbr data-start=\"2413\" data-end=\"2416\"\u003e• Siemens WL Air Circuit Breaker\u003cbr data-start=\"2448\" data-end=\"2451\"\u003e• Square D Masterpact Air Circuit Breaker\u003c\/p\u003e","brand":"WESTINGHOUSE","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51732268056878,"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_625f0be9-d0dd-45eb-8b51-4eb75e7f5f6f.jpg?v=1770598948","url":"https:\/\/plgautomation.com\/products\/westinghouse-electric-db75-air-circuit-breaker","provider":"PLG Automation ","version":"1.0","type":"link"}