{"product_id":"zinsco-qb24-3015-u-15a-3p-240v","title":"ZINSCO QB24-3015 U 15A 240V 3-pole Molded Case Circuit Breaker QB243015","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"109\" data-end=\"125\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"126\" data-end=\"605\"\u003eThe Zinsco QB24-3015 U (commonly referenced as QB243015) is a 15 Amp, 3-pole molded case circuit breaker designed for use in Zinsco \/ GTE Sylvania panelboards. It operates at 240V and features a thermal-magnetic trip mechanism (Magnatrip style) to \u003ca href=\"https:\/\/plgautomation.com\/collections\/power-supplies-protection\"\u003eprotect circuits\u003c\/a\u003e from overloads and short circuits. This breaker belongs to the QB24 series and uses a bolt-on mounting design for a secure connection to the panel bus in three-phase systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"607\" data-end=\"624\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"625\" data-end=\"1008\"\u003eThe Zinsco QB24-3015 breaker is commonly used in commercial and industrial electrical systems requiring three-phase 15A protection, such as \u003ca href=\"https:\/\/plgautomation.com\/collections\/drives-motor-control\"\u003emotor control\u003c\/a\u003e circuits, control panels, and small machinery loads. It functions as a branch or feeder breaker in Zinsco bolt-on panelboards and is primarily used today for maintenance or replacement of legacy equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1010\" data-end=\"1039\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1040\" data-end=\"1823\"\u003e• Manufacturer: Zinsco \/ GTE Sylvania \/ Challenger\u003cbr data-start=\"1090\" data-end=\"1093\"\u003e• Model \/ Part Number: QB24-3015 U \/ QB243015\u003cbr data-start=\"1138\" data-end=\"1141\"\u003e• Product Type: Molded Case Circuit Breaker (Bolt-On)\u003cbr data-start=\"1194\" data-end=\"1197\"\u003e• Poles: 3-Pole \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1250\" data-end=\"1253\"\u003e• Current Rating: 15 Amps \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1316\" data-end=\"1319\"\u003e• Voltage Rating: 240 VAC \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1382\" data-end=\"1385\"\u003e• Phase: 3-phase \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1439\" data-end=\"1442\"\u003e• Interrupt Rating: ~10 kAIC @ 240V \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1515\" data-end=\"1518\"\u003e• Mounting: Bolt-on (QB series) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1587\" data-end=\"1590\"\u003e• Trip Type: Thermal-magnetic (LI – long-time \u0026amp; instantaneous) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"1690\" data-end=\"1693\"\u003e• Function: Overcurrent and short circuit protection\u003cbr data-start=\"1745\" data-end=\"1748\"\u003e• Status: Obsolete \/ discontinued \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"1830\" data-end=\"1854\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1855\" data-end=\"2001\"\u003e• \u003ca href=\"https:\/\/plgautomation.com\/products\/square-d-qob315-3p-15a-bolt-on-circuit-breaker?_pos=1\u0026amp;_psq=QOB315\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eSquare D QOB315 3-Pole 15A Bolt-On Circuit Breaker\u003c\/a\u003e\u003cbr data-start=\"1907\" data-end=\"1910\"\u003e• \u003ca href=\"https:\/\/plgautomation.com\/products\/siemens-bqd315-3p-15a-bolt-on-circuit-breaker?_pos=2\u0026amp;_psq=BQD315\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eSiemens BQD315 3-Pole 15A Bolt-On Breaker\u003c\/a\u003e\u003cbr data-start=\"1953\" data-end=\"1956\"\u003e• \u003ca href=\"https:\/\/plgautomation.com\/products\/eaton-bab3015h-3p-15a-bolt-on-circuit-breaker?_pos=3\u0026amp;_psq=BAB3015H\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eEaton BAB3015H 3-Pole 15A Bolt-On Breaker\u003c\/a\u003e\u003c\/p\u003e","brand":"ZINSCO","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51734995075374,"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_95a0985c-3171-4a97-822f-a905e1b75e2d.jpg?v=1770608037","url":"https:\/\/plgautomation.com\/products\/zinsco-qb24-3015-u-15a-3p-240v","provider":"PLG Automation ","version":"1.0","type":"link"}