{"product_id":"siemens-jxd63m400-circuit-breaker-sentron-series-400a-3-pole-600vac-thermal-magnetic-bolt-on-50-c-calibrated","title":"Siemens JXD63M400 Circuit Breaker – Sentron Series – 400A – 3 Pole – 600VAC – Thermal Magnetic – Bolt-On – 50°C Calibrated","description":"\u003cp data-start=\"144\" data-end=\"564\"\u003eThe Siemens JXD63M400 is a Sentron Series low-voltage molded case circuit breaker engineered to provide dependable overload and short-circuit protection for commercial, industrial, and power distribution applications. Rated at 400A and 600VAC, this 3-pole breaker is designed for three-phase electrical systems requiring reliable protection and robust performance under demanding operating conditions.\u003c\/p\u003e\n\u003cp data-start=\"566\" data-end=\"1031\"\u003eEquipped with a thermal-magnetic trip unit featuring Long-Time and Instantaneous (LI) protection functions, the JXD63M400 delivers effective protection against overload conditions and high-level fault currents. Built on the Siemens JD frame platform, this breaker incorporates a non-interchangeable trip unit and is specially calibrated for operation at 50°C ambient temperatures, making it suitable for installations exposed to elevated environmental temperatures.\u003c\/p\u003e\n\u003cp data-start=\"1033\" data-end=\"1365\"\u003eThe breaker meets UL 489 and IEC 60947-2 standards and is supplied without lugs installed, allowing flexibility in selecting terminal connections based on specific installation requirements. Its rugged construction ensures dependable operation in industrial facilities, commercial buildings, and critical power distribution systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1367\" data-end=\"1385\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1387\" data-end=\"1727\"\u003e\n\u003cli data-section-id=\"1v716in\" data-start=\"1387\" data-end=\"1412\"\u003eBrand: Siemens Breakers\u003c\/li\u003e\n\u003cli data-section-id=\"wan8jv\" data-start=\"1413\" data-end=\"1437\"\u003ePart Number: JXD63M400\u003c\/li\u003e\n\u003cli data-section-id=\"70zy16\" data-start=\"1438\" data-end=\"1462\"\u003eSeries: Sentron Series\u003c\/li\u003e\n\u003cli data-section-id=\"16ur9jz\" data-start=\"1463\" data-end=\"1502\"\u003eType: JXD Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"1d6a76p\" data-start=\"1503\" data-end=\"1542\"\u003eCategory: Molded Case Circuit Breaker\u003c\/li\u003e\n\u003cli data-section-id=\"41155u\" data-start=\"1543\" data-end=\"1569\"\u003eConnection Type: Bolt-On\u003c\/li\u003e\n\u003cli data-section-id=\"nbr2tf\" data-start=\"1570\" data-end=\"1592\"\u003eFrame Type: JD Frame\u003c\/li\u003e\n\u003cli data-section-id=\"14p4nbv\" data-start=\"1593\" data-end=\"1628\"\u003eProtection Type: Thermal Magnetic\u003c\/li\u003e\n\u003cli data-section-id=\"1i97zt2\" data-start=\"1629\" data-end=\"1661\"\u003eTrip Unit: Non-Interchangeable\u003c\/li\u003e\n\u003cli data-section-id=\"1ctcbg1\" data-start=\"1662\" data-end=\"1689\"\u003eCalibration: 50°C Ambient\u003c\/li\u003e\n\u003cli data-section-id=\"ypcv4v\" data-start=\"1690\" data-end=\"1727\"\u003eSpecial Features: No Lugs Installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1v2p98c\" data-start=\"1729\" data-end=\"1751\"\u003eElectrical Ratings\u003c\/h3\u003e\n\u003cul data-start=\"1753\" data-end=\"1973\"\u003e\n\u003cli data-section-id=\"wixpke\" data-start=\"1753\" data-end=\"1775\"\u003eCurrent Rating: 400A\u003c\/li\u003e\n\u003cli data-section-id=\"v6grde\" data-start=\"1776\" data-end=\"1800\"\u003eVoltage Rating: 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"1rr063j\" data-start=\"1801\" data-end=\"1826\"\u003eNumber of Poles: 3 Pole\u003c\/li\u003e\n\u003cli data-section-id=\"wyns6e\" data-start=\"1827\" data-end=\"1843\"\u003ePhase: 3 Phase\u003c\/li\u003e\n\u003cli data-section-id=\"ajje9h\" data-start=\"1844\" data-end=\"1883\"\u003eInterrupting Capacity: 100kA @ 480VAC\u003c\/li\u003e\n\u003cli data-section-id=\"6jgphl\" data-start=\"1884\" data-end=\"1922\"\u003eInterrupting Capacity: 25kA @ 600VAC\u003c\/li\u003e\n\u003cli data-section-id=\"402970\" data-start=\"1923\" data-end=\"1973\"\u003eTrip Functions: LI – Long-Time and Instantaneous\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1uohfrv\" data-start=\"1975\" data-end=\"1991\"\u003eConstruction\u003c\/h3\u003e\n\u003cul data-start=\"1993\" data-end=\"2244\"\u003e\n\u003cli data-section-id=\"mipyan\" data-start=\"1993\" data-end=\"2030\"\u003eHeavy-duty molded case construction\u003c\/li\u003e\n\u003cli data-section-id=\"unkp5a\" data-start=\"2031\" data-end=\"2048\"\u003eJD frame design\u003c\/li\u003e\n\u003cli data-section-id=\"k3599n\" data-start=\"2049\" data-end=\"2081\"\u003eBolt-on mounting configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1t6zvgz\" data-start=\"2082\" data-end=\"2115\"\u003eThermal-magnetic trip mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"1cq2qe4\" data-start=\"2116\" data-end=\"2147\"\u003eNon-interchangeable trip unit\u003c\/li\u003e\n\u003cli data-section-id=\"13z6k7j\" data-start=\"2148\" data-end=\"2175\"\u003e50°C calibrated operation\u003c\/li\u003e\n\u003cli data-section-id=\"u50mzw\" data-start=\"2176\" data-end=\"2209\"\u003eSupplied without lugs installed\u003c\/li\u003e\n\u003cli data-section-id=\"1bd8b2w\" data-start=\"2210\" data-end=\"2244\"\u003eDurable industrial-grade housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1bgavjr\" data-start=\"2246\" data-end=\"2259\"\u003eFunctions\u003c\/h3\u003e\n\u003cul data-start=\"2261\" data-end=\"2405\"\u003e\n\u003cli data-section-id=\"1fg39yc\" data-start=\"2261\" data-end=\"2282\"\u003eOverload protection\u003c\/li\u003e\n\u003cli data-section-id=\"2iygn4\" data-start=\"2283\" data-end=\"2309\"\u003eShort-circuit protection\u003c\/li\u003e\n\u003cli data-section-id=\"tf4f4b\" data-start=\"2310\" data-end=\"2338\"\u003eLong-time delay protection\u003c\/li\u003e\n\u003cli data-section-id=\"1mi5c9q\" data-start=\"2339\" data-end=\"2371\"\u003eInstantaneous fault protection\u003c\/li\u003e\n\u003cli data-section-id=\"160n1y9\" data-start=\"2372\" data-end=\"2405\"\u003eCircuit switching and isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"bpec4l\" data-start=\"2407\" data-end=\"2421\"\u003eDimensions\u003c\/h3\u003e\n\u003cul data-start=\"2423\" data-end=\"2489\"\u003e\n\u003cli data-section-id=\"1qewq9k\" data-start=\"2423\" data-end=\"2438\"\u003eWidth: 7.5 in\u003c\/li\u003e\n\u003cli data-section-id=\"1cq2yb1\" data-start=\"2439\" data-end=\"2454\"\u003eHeight: 11 in\u003c\/li\u003e\n\u003cli data-section-id=\"7f6jaj\" data-start=\"2455\" data-end=\"2468\"\u003eDepth: 4 in\u003c\/li\u003e\n\u003cli data-section-id=\"xeujv4\" data-start=\"2469\" data-end=\"2489\"\u003eWeight: 15.020 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"w00lwu\" data-start=\"2491\" data-end=\"2504\"\u003eStandards\u003c\/h3\u003e\n\u003cul data-start=\"2506\" data-end=\"2543\"\u003e\n\u003cli data-section-id=\"ia41cz\" data-start=\"2506\" data-end=\"2514\"\u003eUL 489\u003c\/li\u003e\n\u003cli data-section-id=\"k3hhb7\" data-start=\"2515\" data-end=\"2528\"\u003eIEC 60947-2\u003c\/li\u003e\n\u003cli data-section-id=\"16shjxx\" data-start=\"2529\" data-end=\"2543\"\u003eCSA Approved\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"2545\" data-end=\"2561\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2563\" data-end=\"2870\"\u003e\n\u003cli data-section-id=\"wmvwwh\" data-start=\"2563\" data-end=\"2607\"\u003eCommercial electrical distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"3osc2v\" data-start=\"2608\" data-end=\"2649\"\u003eIndustrial power distribution equipment\u003c\/li\u003e\n\u003cli data-section-id=\"zbnhog\" data-start=\"2650\" data-end=\"2680\"\u003eSwitchboards and panelboards\u003c\/li\u003e\n\u003cli data-section-id=\"1e9bimt\" data-start=\"2681\" data-end=\"2712\"\u003eThree-phase feeder protection\u003c\/li\u003e\n\u003cli data-section-id=\"1blmt70\" data-start=\"2713\" data-end=\"2754\"\u003eManufacturing and processing facilities\u003c\/li\u003e\n\u003cli data-section-id=\"1nt2y62\" data-start=\"2755\" data-end=\"2795\"\u003eHigh-ambient-temperature installations\u003c\/li\u003e\n\u003cli data-section-id=\"k7zsmb\" data-start=\"2796\" data-end=\"2832\"\u003eEquipment and machinery protection\u003c\/li\u003e\n\u003cli data-section-id=\"3zj6k7\" data-start=\"2833\" data-end=\"2870\"\u003eCritical power distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens \/ ITE","offers":[{"title":"NEW","offer_id":48523913560313,"sku":"JXD63M400","price":2092.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/7810\/7385\/files\/JXD63B250H-New-1_1_7073c75f-07c0-4b8a-937b-4b6eba3ce7bb.jpg?v=1781269855","url":"https:\/\/mycircuitbreakers.com\/products\/siemens-jxd63m400-circuit-breaker-sentron-series-400a-3-pole-600vac-thermal-magnetic-bolt-on-50-c-calibrated","provider":"My Circuit Breakers","version":"1.0","type":"link"}