{"product_id":"jxd63b350-siemens-sentron-series-circuit-breaker-350a-3-pole-600v-jd-frame","title":"JXD63B350 | Siemens Sentron Series Circuit Breaker 350A 3-Pole 600V JD Frame","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"144\" data-end=\"396\"\u003eThe Siemens JXD63B350 is a Sentron Series molded case circuit breaker rated at 350A and 600V. Built on the JD frame, it provides three-pole thermal-magnetic protection with long-time and instantaneous trip functions for secure power distribution.\u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%; height: 431.064px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eCircuit Breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eJXD63B350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eMolded Case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eSentron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eFrame Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eJD Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eJXD Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e600 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e350 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003ePoles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eThermal Magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eFunctions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eLI – Long-Time and Instantaneous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eBolt-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eInterrupting Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e25 kAIC @ 600V, 35 kAIC @ 480V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e40 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eApproval\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eUL, IEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eStandards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eRoHS compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eDimensions (L x W x H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e4\" x 7.5\" x 11\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003eIndustrial and commercial power systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.2904%; height: 19.5938px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.346%; height: 19.5938px;\"\u003e22 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eJXD63B350\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe JXD63B350 is a Siemens Sentron Series molded case circuit breaker designed to deliver dependable protection for medium-voltage three-phase electrical systems. With a 350A current rating and 600V operating capacity, it supports demanding loads while maintaining safe performance. The JD frame breaker features thermal-magnetic protection, offering both overload and short-circuit defense with long-time and instantaneous trip functionality. Its bolt-on design ensures secure installation in distribution panels, making it a reliable choice for industrial and commercial power networks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh Current Rating: Provides 350A continuous duty capacity, supporting medium to large electrical loads.\u003c\/li\u003e\n\u003cli\u003eVoltage Capacity: Operates at up to 600 VAC, making it suitable for a wide range of power distribution applications.\u003c\/li\u003e\n\u003cli\u003eThree-Pole Protection: Delivers balanced safety coverage across three-phase systems, ensuring full system protection.\u003c\/li\u003e\n\u003cli\u003eThermal-Magnetic Trip: Combines long-time overload protection with instantaneous short-circuit response for reliable safety.\u003c\/li\u003e\n\u003cli\u003eInterrupting Rating: Rated at 25kA at 600V and 35kA at 480V, enabling effective fault current clearing.\u003c\/li\u003e\n\u003cli\u003eJD Frame Construction: Built on the Siemens JD frame, ensuring proven reliability and compatibility with Sentron systems.\u003c\/li\u003e\n\u003cli\u003eBolt-On Connection: Provides a secure mounting method for stability in panelboards and switchgear.\u003c\/li\u003e\n\u003cli\u003eCompliance: UL listed, IEC approved, and RoHS compliant, meeting global safety and environmental standards.\u003c\/li\u003e\n\u003cli\u003eRugged Design: Engineered to withstand demanding operating environments with a 40 °C temperature rating.\u003c\/li\u003e\n\u003cli\u003eDimensions \u0026amp; Weight: Sized at 4\" x 7.5\" x 11\" and weighing 22 lbs, designed for durability and manageable installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe JXD63B350 delivers the reliability and precision required for safe, efficient, and long-term power distribution in industrial and commercial installations.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":49105218699520,"sku":"JXD63B350","price":1909.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/783643213081_r01_c04_700x_260ef973-8380-427b-b8f1-7423e4b5b2f4.webp?v=1785542793","url":"https:\/\/alotechparts.com\/products\/jxd63b350-siemens-sentron-series-circuit-breaker-350a-3-pole-600v-jd-frame","provider":"Alo Tech Solutions","version":"1.0","type":"link"}