{"product_id":"square-d-qob3301021-30a-3-pole-thermal-magnetic-circuit-breaker-bolt-on-mount-240v","title":"Square D QOB3301021 30A 3-Pole Thermal Magnetic Circuit Breaker – Bolt-On Mount – 240V","description":"\u003cp data-start=\"90\" data-end=\"538\"\u003eThe Square D QOB3301021 Molded Case Circuit Breaker is a dependable overcurrent protection device designed for commercial, industrial, and OEM electrical distribution systems. As part of the QOB Series, this breaker provides thermal-magnetic protection, offering long-time overload and instantaneous short-circuit protection. Its bolt-on mounting design ensures a secure connection within compatible Square D panelboards and distribution equipment.\u003c\/p\u003e\n\u003ch2 data-section-id=\"k6a4r\" data-start=\"540\" data-end=\"561\"\u003eVoltage and Rating\u003c\/h2\u003e\n\u003cul data-start=\"562\" data-end=\"679\"\u003e\n\u003cli data-section-id=\"4l2fww\" data-start=\"562\" data-end=\"587\"\u003eCurrent Rating: 30 Amps\u003c\/li\u003e\n\u003cli data-section-id=\"e6szip\" data-start=\"588\" data-end=\"618\"\u003eVoltage Rating: 240 Volts AC\u003c\/li\u003e\n\u003cli data-section-id=\"nh2u98\" data-start=\"619\" data-end=\"635\"\u003ePhase: 3-Phase\u003c\/li\u003e\n\u003cli data-section-id=\"15fwnvb\" data-start=\"636\" data-end=\"679\"\u003eInterrupting Capacity: 10 kAIC at 240V AC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"rkota4\" data-start=\"681\" data-end=\"702\"\u003eKey Specifications\u003c\/h2\u003e\n\u003cul data-start=\"703\" data-end=\"938\"\u003e\n\u003cli data-section-id=\"q9qzjg\" data-start=\"703\" data-end=\"720\"\u003eBrand: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"2c4uun\" data-start=\"721\" data-end=\"755\"\u003eManufacturer: Schneider Electric\u003c\/li\u003e\n\u003cli data-section-id=\"eexia8\" data-start=\"756\" data-end=\"782\"\u003eModel Number: QOB3301021\u003c\/li\u003e\n\u003cli data-section-id=\"1ly3dv2\" data-start=\"783\" data-end=\"803\"\u003eSeries: QOB Series\u003c\/li\u003e\n\u003cli data-section-id=\"ljdll7\" data-start=\"804\" data-end=\"854\"\u003eProduct Type: Molded Case Circuit Breaker (MCCB)\u003c\/li\u003e\n\u003cli data-section-id=\"5p1llh\" data-start=\"855\" data-end=\"880\"\u003eNumber of Poles: 3-Pole\u003c\/li\u003e\n\u003cli data-section-id=\"av5m2m\" data-start=\"881\" data-end=\"905\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"1o7ufcn\" data-start=\"906\" data-end=\"938\"\u003eBreaker Type: Thermal Magnetic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"940\" data-end=\"967\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul data-start=\"968\" data-end=\"1228\"\u003e\n\u003cli data-section-id=\"jza22\" data-start=\"968\" data-end=\"1017\"\u003eTrip Function: LI (Long-Time and Instantaneous)\u003c\/li\u003e\n\u003cli data-section-id=\"1lmn407\" data-start=\"1018\" data-end=\"1113\"\u003eProtection Type:\n\u003cul data-start=\"1039\" data-end=\"1113\"\u003e\n\u003cli data-section-id=\"1nrva41\" data-start=\"1039\" data-end=\"1070\"\u003eLong-Time Overload Protection\u003c\/li\u003e\n\u003cli data-section-id=\"1o88d4v\" data-start=\"1073\" data-end=\"1113\"\u003eInstantaneous Short-Circuit Protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5trvgl\" data-start=\"1114\" data-end=\"1140\"\u003eConnection Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"njgqs1\" data-start=\"1141\" data-end=\"1178\"\u003eInterrupt Rating: 10 kAIC @ 240V AC\u003c\/li\u003e\n\u003cli data-section-id=\"12z482d\" data-start=\"1179\" data-end=\"1228\"\u003eOperating Mechanism: Thermal-Magnetic Trip Unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"14b1stp\" data-start=\"1230\" data-end=\"1254\"\u003eDimensions and Weight\u003c\/h2\u003e\n\u003cul data-start=\"1255\" data-end=\"1325\"\u003e\n\u003cli data-section-id=\"dtw1oe\" data-start=\"1255\" data-end=\"1272\"\u003eHeight: 2.91 in\u003c\/li\u003e\n\u003cli data-section-id=\"1bkviun\" data-start=\"1273\" data-end=\"1289\"\u003eWidth: 2.99 in\u003c\/li\u003e\n\u003cli data-section-id=\"u7wuis\" data-start=\"1290\" data-end=\"1306\"\u003eDepth: 2.99 in\u003c\/li\u003e\n\u003cli data-section-id=\"lelqvs\" data-start=\"1307\" data-end=\"1325\"\u003eWeight: 1.19 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"1xcjw99\" data-start=\"1327\" data-end=\"1351\"\u003eFeatures and Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1352\" data-end=\"1753\"\u003e\n\u003cli data-section-id=\"1gre242\" data-start=\"1352\" data-end=\"1410\"\u003eProvides reliable overload and short-circuit protection.\u003c\/li\u003e\n\u003cli data-section-id=\"baa30r\" data-start=\"1411\" data-end=\"1494\"\u003eBolt-on mounting ensures secure installation and enhanced electrical reliability.\u003c\/li\u003e\n\u003cli data-section-id=\"1yj447j\" data-start=\"1495\" data-end=\"1573\"\u003eThermal-magnetic trip unit delivers accurate circuit protection performance.\u003c\/li\u003e\n\u003cli data-section-id=\"1n2u4nj\" data-start=\"1574\" data-end=\"1630\"\u003eCompact design helps maximize panel space utilization.\u003c\/li\u003e\n\u003cli data-section-id=\"1mx0x02\" data-start=\"1631\" data-end=\"1691\"\u003eSuitable for commercial, industrial, and OEM applications.\u003c\/li\u003e\n\u003cli data-section-id=\"u6yspb\" data-start=\"1692\" data-end=\"1753\"\u003eManufactured to Square D quality and performance standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"mu966k\" data-start=\"1755\" data-end=\"1770\"\u003eApplications\u003c\/h2\u003e\n\u003cul data-start=\"1771\" data-end=\"1974\"\u003e\n\u003cli data-section-id=\"173pm5h\" data-start=\"1771\" data-end=\"1814\"\u003eCommercial Electrical Distribution Panels\u003c\/li\u003e\n\u003cli data-section-id=\"eo12q5\" data-start=\"1815\" data-end=\"1842\"\u003eIndustrial Control Panels\u003c\/li\u003e\n\u003cli data-section-id=\"pp8cxx\" data-start=\"1843\" data-end=\"1858\"\u003eOEM Equipment\u003c\/li\u003e\n\u003cli data-section-id=\"zwhbd8\" data-start=\"1859\" data-end=\"1886\"\u003eBranch Circuit Protection\u003c\/li\u003e\n\u003cli data-section-id=\"1i323a8\" data-start=\"1887\" data-end=\"1914\"\u003eMotor Protection Circuits\u003c\/li\u003e\n\u003cli data-section-id=\"5xdhvf\" data-start=\"1915\" data-end=\"1943\"\u003ePower Distribution Systems\u003c\/li\u003e\n\u003cli data-section-id=\"mioo3r\" data-start=\"1944\" data-end=\"1974\"\u003ePanelboards and Switchboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"we2dfi\" data-start=\"1976\" data-end=\"1991\"\u003eProduct Data\u003c\/h2\u003e\n\u003cul data-start=\"1992\" data-end=\"2141\"\u003e\n\u003cli data-section-id=\"2c4uun\" data-start=\"1992\" data-end=\"2026\"\u003eManufacturer: Schneider Electric\u003c\/li\u003e\n\u003cli data-section-id=\"q9qzjg\" data-start=\"2027\" data-end=\"2044\"\u003eBrand: Square D\u003c\/li\u003e\n\u003cli data-section-id=\"10ys3pf\" data-start=\"2045\" data-end=\"2065\"\u003eFamily: QOB Series\u003c\/li\u003e\n\u003cli data-section-id=\"q50gmg\" data-start=\"2066\" data-end=\"2091\"\u003ePart Number: QOB3301021\u003c\/li\u003e\n\u003cli data-section-id=\"128xv3m\" data-start=\"2092\" data-end=\"2141\"\u003eCategory: Molded Case Circuit Breakers \/ 3-Pole\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"r2uxc2\" data-start=\"2143\" data-end=\"2161\"\u003eProduct Summary\u003c\/h2\u003e\n\u003cul data-start=\"2162\" data-end=\"2551\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"m6h6n9\" data-start=\"2162\" data-end=\"2268\"\u003e\n\u003cstrong data-start=\"2164\" data-end=\"2181\"\u003eProduct Name:\u003c\/strong\u003e Square D QOB3301021 30A 3-Pole Thermal Magnetic Circuit Breaker – Bolt-On Mount – 240V\u003c\/li\u003e\n\u003cli data-section-id=\"1jf9mke\" data-start=\"2269\" data-end=\"2290\"\u003eCurrent Rating: 30A\u003c\/li\u003e\n\u003cli data-section-id=\"181gcmt\" data-start=\"2291\" data-end=\"2316\"\u003eVoltage Rating: 240V AC\u003c\/li\u003e\n\u003cli data-section-id=\"7wt7j8\" data-start=\"2317\" data-end=\"2327\"\u003ePoles: 3\u003c\/li\u003e\n\u003cli data-section-id=\"av5m2m\" data-start=\"2328\" data-end=\"2352\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"mc7wo4\" data-start=\"2353\" data-end=\"2383\"\u003eProtection: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1qvh1my\" data-start=\"2384\" data-end=\"2433\"\u003eTrip Function: Long-Time and Instantaneous (LI)\u003c\/li\u003e\n\u003cli data-section-id=\"njgqs1\" data-start=\"2434\" data-end=\"2471\"\u003eInterrupt Rating: 10 kAIC @ 240V AC\u003c\/li\u003e\n\u003cli data-section-id=\"lelqvs\" data-start=\"2472\" data-end=\"2490\"\u003eWeight: 1.19 lbs\u003c\/li\u003e\n\u003cli data-section-id=\"hnqxnq\" data-start=\"2491\" data-end=\"2551\" data-is-last-node=\"\"\u003eApplication: Commercial and industrial circuit protection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Square D","offers":[{"title":"NEW","offer_id":48538004619513,"sku":"QOB3301021","price":404.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/QOB3501021-new-1_8bc256f3-f3fe-40dc-8cf4-8fa5c040f064.jpg?v=1781636022","url":"https:\/\/mycircuitbreakers.com\/products\/square-d-qob3301021-30a-3-pole-thermal-magnetic-circuit-breaker-bolt-on-mount-240v","provider":"My Circuit Breakers","version":"1.0","type":"link"}