{"product_id":"zinsco-qb24-3060-u-60a-3p-240v","title":"ZINSCO QB24-3060 U 60A 240V 3-pole Molded Case Circuit Breaker QB243060","description":"\u003ch3 data-end=\"125\" data-start=\"109\" data-section-id=\"17lc1ru\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-end=\"688\" data-start=\"126\"\u003eThe Zinsco QB24-3060 U (commonly referenced as QB243060) is a 60 Amp, 3-pole molded case circuit breaker designed for use in Zinsco \/ GTE Sylvania panelboards. It operates on 240V three-phase systems and features a thermal-magnetic (Magnatrip) trip mechanism to \u003ca href=\"https:\/\/plgautomation.com\/collections\/power-supplies-protection\"\u003eprotect against overloads and short circuits\u003c\/a\u003e. This breaker belongs to the QB24 series and uses a bolt-on mounting design for a secure connection to the panel bus. It has a typical interrupt rating of around 10 kAIC at 240V and includes load-side lug terminals. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"707\" data-start=\"690\" data-section-id=\"5ms9th\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-end=\"1138\" data-start=\"708\"\u003eThe Zinsco QB24-3060 breaker is commonly used in commercial and industrial electrical systems for three-phase circuits requiring 60A protection. Typical applications include \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003emotor control\u003c\/a\u003e panels, machinery, pumps, compressors, and distribution feeders. It is installed in Zinsco bolt-on panelboards and is primarily used today for maintenance or replacement of legacy systems rather than new installations. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1169\" data-start=\"1140\" data-section-id=\"5hg6bl\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-end=\"1968\" data-start=\"1170\"\u003e• Manufacturer: Zinsco \/ GTE Sylvania \/ Challenger\u003cbr data-end=\"1223\" data-start=\"1220\"\u003e• Model \/ Part Number: QB24-3060 U \/ QB243060\u003cbr data-end=\"1271\" data-start=\"1268\"\u003e• Product Type: Molded Case Circuit Breaker (Bolt-On)\u003cbr data-end=\"1327\" data-start=\"1324\"\u003e• Poles: 3-Pole \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1383\" data-start=\"1380\"\u003e• Current Rating: 60 Amps \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1449\" data-start=\"1446\"\u003e• Voltage Rating: 240 VAC \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1515\" data-start=\"1512\"\u003e• Phase: 3-phase \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1572\" data-start=\"1569\"\u003e• Interrupt Rating: ~10 kAIC @ 240V \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1648\" data-start=\"1645\"\u003e• Mounting: Bolt-on (QB series) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1720\" data-start=\"1717\"\u003e• Trip Type: Thermal-magnetic (LI – long-time \u0026amp; instantaneous) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1823\" data-start=\"1820\"\u003e• Terminals: Load-side lugs \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003cbr data-end=\"1893\" data-start=\"1890\"\u003e• Status: Obsolete \/ discontinued \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"1999\" data-start=\"1975\" data-section-id=\"1cz0398\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-end=\"2146\" data-start=\"2000\"\u003e• \u003ca href=\"https:\/\/plgautomation.com\/products\/square-d-qob360-3p-60a-circuit-breaker?_pos=1\u0026amp;_psq=QOB360\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eSquare D QOB360 3-Pole 60A Bolt-On Circuit Breaker\u003c\/a\u003e\u003cbr data-end=\"2055\" data-start=\"2052\"\u003e• \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-bqd360-n-60a-480v-3p?_pos=1\u0026amp;_psq=BQD360\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eSiemens BQD360 3-Pole 60A Bolt-On Breaker\u003c\/a\u003e\u003cbr data-end=\"2101\" data-start=\"2098\"\u003e• \u003ca href=\"https:\/\/plgautomation.com\/products\/eaton-bab3060h-60amp-3pole?_pos=1\u0026amp;_psq=BAB3060H\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eEaton BAB3060H 3-Pole 60A Bolt-On Breaker\u003c\/a\u003e\u003c\/p\u003e","brand":"ZINSCO","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51734994190638,"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_ca8f79a5-0eea-4f9f-8899-5194b3a121cf.jpg?v=1770608032","url":"https:\/\/plgautomation.com\/products\/zinsco-qb24-3060-u-60a-3p-240v","provider":"PLG Automation ","version":"1.0","type":"link"}