{"product_id":"siemens-qr23b250-circuit-breaker-qr-series-250a-3-pole-240vac-bolt-on-thermal-magnetic-10kaic","title":"Siemens QR23B250 Circuit Breaker – QR Series – 250A – 3 Pole – 240VAC – Bolt-On – Thermal Magnetic – 10kAIC","description":"\u003cp data-start=\"129\" data-end=\"532\"\u003eThe Siemens QR23B250 is a QR Series low-voltage molded case circuit breaker designed for reliable circuit protection in commercial, industrial, and power distribution applications. Rated at 250A and 240VAC, this 3-pole breaker features a thermal-magnetic trip unit that provides dependable overload and short-circuit protection through Long-Time and Instantaneous (LI) trip functions.\u003c\/p\u003e\n\u003cp data-start=\"534\" data-end=\"924\"\u003eBuilt on the QR frame platform and calibrated for standard 40°C operation, the QR23B250 offers a 10kA interrupting capacity at 240VAC. Its bolt-on mounting design ensures secure installation in compatible Siemens panelboards and switchboards. This breaker is supplied without lugs installed, allowing users to select the appropriate terminal kit for their specific application requirements.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"926\" data-end=\"944\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"946\" data-end=\"1312\"\u003e\n\u003cli data-section-id=\"abfwkk\" data-start=\"946\" data-end=\"964\"\u003eBrand: Siemens\u003c\/li\u003e\n\u003cli data-section-id=\"3yihxy\" data-start=\"965\" data-end=\"990\"\u003ePart Number: QR23B250\u003c\/li\u003e\n\u003cli data-section-id=\"1e2j2t2\" data-start=\"991\" data-end=\"1012\"\u003eSeries: QR Series\u003c\/li\u003e\n\u003cli data-section-id=\"1jur4ho\" data-start=\"1013\" data-end=\"1026\"\u003eType: QR2\u003c\/li\u003e\n\u003cli data-section-id=\"1ssq2xt\" data-start=\"1027\" data-end=\"1068\"\u003eCategory: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"49b8gp\" data-start=\"1069\" data-end=\"1095\"\u003eMounting Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"1ivewjk\" data-start=\"1096\" data-end=\"1121\"\u003eConfiguration: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"pvjmxy\" data-start=\"1122\" data-end=\"1140\"\u003ePhase: 3 Phase\u003c\/li\u003e\n\u003cli data-section-id=\"1vwficb\" data-start=\"1141\" data-end=\"1178\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"p0ct1o\" data-start=\"1179\" data-end=\"1231\"\u003eTrip Functions: LI – Long-Time and Instantaneous\u003c\/li\u003e\n\u003cli data-section-id=\"zbkx7m\" data-start=\"1232\" data-end=\"1284\"\u003eOperating Temperature: 40°C Standard Calibration\u003c\/li\u003e\n\u003cli data-section-id=\"8ye6hz\" data-start=\"1285\" data-end=\"1312\"\u003eStandards: CSA Approved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1v2p98c\" data-start=\"1314\" data-end=\"1336\"\u003eElectrical Ratings\u003c\/h3\u003e\n\u003cul data-start=\"1338\" data-end=\"1454\"\u003e\n\u003cli data-section-id=\"17netm5\" data-start=\"1338\" data-end=\"1362\"\u003eCurrent Rating: 250A\u003c\/li\u003e\n\u003cli data-section-id=\"124hxn6\" data-start=\"1363\" data-end=\"1389\"\u003eVoltage Rating: 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1j1n17z\" data-start=\"1390\" data-end=\"1430\"\u003eInterrupting Capacity: 10kA @ 240VAC\u003c\/li\u003e\n\u003cli data-section-id=\"12sfb1r\" data-start=\"1431\" data-end=\"1454\"\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1uohfrv\" data-start=\"1456\" data-end=\"1472\"\u003eConstruction\u003c\/h3\u003e\n\u003cul data-start=\"1474\" data-end=\"1641\"\u003e\n\u003cli data-section-id=\"yau8ub\" data-start=\"1474\" data-end=\"1493\"\u003eQR frame design\u003c\/li\u003e\n\u003cli data-section-id=\"1wogizv\" data-start=\"1494\" data-end=\"1528\"\u003eBolt-on mounting configuration\u003c\/li\u003e\n\u003cli data-section-id=\"10ro68j\" data-start=\"1529\" data-end=\"1564\"\u003eThermal-magnetic trip mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"1afq40d\" data-start=\"1565\" data-end=\"1593\"\u003eMolded case construction\u003c\/li\u003e\n\u003cli data-section-id=\"1fkm205\" data-start=\"1594\" data-end=\"1619\"\u003eCommon-trip operation\u003c\/li\u003e\n\u003cli data-section-id=\"fnow8z\" data-start=\"1620\" data-end=\"1641\"\u003eNo lugs installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bgavjr\" data-start=\"1643\" data-end=\"1656\"\u003eFunctions\u003c\/h3\u003e\n\u003cul data-start=\"1658\" data-end=\"1813\"\u003e\n\u003cli data-section-id=\"1hecu90\" data-start=\"1658\" data-end=\"1681\"\u003eOverload protection\u003c\/li\u003e\n\u003cli data-section-id=\"1ga7cu8\" data-start=\"1682\" data-end=\"1710\"\u003eShort-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"3iwljf\" data-start=\"1711\" data-end=\"1741\"\u003eLong-time delay protection\u003c\/li\u003e\n\u003cli data-section-id=\"1van10e\" data-start=\"1742\" data-end=\"1776\"\u003eInstantaneous fault protection\u003c\/li\u003e\n\u003cli data-section-id=\"1q87zn0\" data-start=\"1777\" data-end=\"1813\"\u003eSimultaneous three-pole tripping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"tsjdab\" data-start=\"1815\" data-end=\"1838\"\u003eDimensions \u0026amp; Weight\u003c\/h3\u003e\n\u003cul data-start=\"1840\" data-end=\"1921\"\u003e\n\u003cli data-section-id=\"i6ffxi\" data-start=\"1840\" data-end=\"1860\"\u003eHeight: 4.331 in\u003c\/li\u003e\n\u003cli data-section-id=\"1sbeqia\" data-start=\"1861\" data-end=\"1880\"\u003eWidth: 7.087 in\u003c\/li\u003e\n\u003cli data-section-id=\"1jpyokf\" data-start=\"1881\" data-end=\"1900\"\u003eDepth: 3.937 in\u003c\/li\u003e\n\u003cli data-section-id=\"c3s4k5\" data-start=\"1901\" data-end=\"1921\"\u003eWeight: 4.52 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1923\" data-end=\"1939\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1941\" data-end=\"2164\"\u003e\n\u003cli data-section-id=\"ov2tsh\" data-start=\"1941\" data-end=\"1987\"\u003eCommercial electrical distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"132ucrr\" data-start=\"1988\" data-end=\"2031\"\u003eIndustrial power distribution equipment\u003c\/li\u003e\n\u003cli data-section-id=\"10zvvcw\" data-start=\"2032\" data-end=\"2064\"\u003ePanelboards and switchboards\u003c\/li\u003e\n\u003cli data-section-id=\"1qwmxre\" data-start=\"2065\" data-end=\"2094\"\u003eFeeder circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"13ebl5y\" data-start=\"2095\" data-end=\"2129\"\u003eMotor and equipment protection\u003c\/li\u003e\n\u003cli data-section-id=\"1w8y7q3\" data-start=\"2130\" data-end=\"2164\"\u003eThree-phase electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48525367869689,"sku":"QR23B250","price":720.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/123455.webp?v=1781293935","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-qr23b250-circuit-breaker-qr-series-250a-3-pole-240vac-bolt-on-thermal-magnetic-10kaic","provider":"My Circuit Breakers","version":"1.0","type":"link"}