{"product_id":"51307039-100-honeywell-8u-bxcbio-cn-20-channel-circuit-breaker-box","title":"51307039-100 Honeywell 8U-BXCBIO-CN 20-Channel Circuit Breaker Box","description":"\u003ch2\u003eHoneywell 8U-BXCBIO-CN Experion PKS Circuit Breaker Box Assembly\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell 8U-BXCBIO-CN\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e8U-BXCBIO-CN\u003c\/strong\u003e Circuit Breaker Box Assembly with part number \u003cstrong\u003e51307039-100\u003c\/strong\u003e, operates as a dedicated hardware component for overcurrent protection within Honeywell Experion PKS control systems. The assembly establishes a physical distribution point for 24 VDC power routing, separating main bulk power feeds into 20 independent branch circuits. By implementing modular thermal-magnetic breaker positions, the hardware isolates individual loop overcurrent conditions and short circuits, preventing localized electrical faults from causing voltage drops across adjacent system I\/O modules and controller electronics.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable style=\"width: 100%; height: 529.032px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 31.4116%; height: 19.5938px;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 63.7252%; height: 19.5938px;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003e8U-BXCBIO-CN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003e1.85 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003e31.0 x 19.0 x 13.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 39.1875px;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 39.1875px;\"\u003ePassive distribution (Breaker internal resistance dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003e51307039-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eRevision\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003eA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 39.1875px;\"\u003eBreaker Capacity\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 39.1875px;\"\u003e20 independent breaker channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 39.1875px;\"\u003eBreaker Type\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 39.1875px;\"\u003ePlug-in miniature thermal-magnetic breakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 39.1875px;\"\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 39.1875px;\"\u003e6 A nominal per channel (Determined by breaker selection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 39.1875px;\"\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 39.1875px;\"\u003e24 VDC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 39.1875px;\"\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 39.1875px;\"\u003eMinimum 5 MOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eMechanical Life\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003eGreater than 10,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eProtection Class\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003eIP20 (Enclosure mounted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 39.1875px;\"\u003eSystem Platforms\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 39.1875px;\"\u003eExperion PKS, TPS, TDC 3000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eStorage Temp\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.4116%; height: 19.5938px;\"\u003eHumidity\u003c\/td\u003e\n\u003ctd style=\"width: 63.7252%; height: 19.5938px;\"\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Process Interface Operations\u003c\/h3\u003e\n\u003cp\u003eThe 8U-BXCBIO-CN incorporates strict channel-to-channel isolation principles across all 20 protection pathways to ensure that localized field faults do not impact adjacent monitoring arrays. The hardware is designed for direct integration into the Series 8 I\/O infrastructure, utilizing solid brass and stainless steel terminal linkages to provide low-resistance electrical conduction. This configuration accommodates high current densities without inducing thermal build-up inside closed panel environments. Individual channels employ visual LED status indicators coupled to the auxiliary contact lines, updating real-time branch status directly to the diagnostic system registers without interrupting the core 4-20 mA HART loop protocol of adjacent instrumentation cards.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the 8U-BXCBIO-CN assembly signal a breaker trip state to the host processor?\u003c\/p\u003e\n\u003cp\u003eA: The chassis incorporates integrated auxiliary bus lines that trace the position of the physical plug-in breakers. A mechanical trip event shifts the respective status indicator and modifies the logic level on the diagnostic interface, registering a power loop fault inside the controller software interface.\u003c\/p\u003e\n\u003cp\u003eQ: Can single breaker channels be serviced while the remaining 8U-BXCBIO-CN distribution loops are under electrical load?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the plug-in miniature thermal-magnetic design allows individual breaker modules to be extracted or inserted into their respective slot frames. Personnel must confirm that the specific branch load is completely isolated before pulling the breaker to prevent electrical arcing across the receptacle contacts.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabinet Panel Alignment:\u003c\/strong\u003e Bolt the assembly chassis directly to the internal mounting plate of the control cabinet. Secure all grounding points using a dedicated low-impedance copper strap tied back to the primary enclosure earth busbar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Routing and Termination:\u003c\/strong\u003e Route the 24 VDC bulk distribution cables into the main supply terminal block using heavy-gauge wire matching the total panel current rating. Strip and torque all field conductors to the specified terminal values to eliminate loose connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeparation of Power Elements:\u003c\/strong\u003e Ensure that parallel DC power lines maintain physical separation from high-frequency communication links and high-voltage alternating current lines within the cable management trays to suppress electromagnetic noise cross-talk.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44288126058595,"sku":"8U-BXCB20-CN 51307039-100","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/567._ef114719-8cab-4620-bd1b-173324b22986.jpg?v=1782280013","url":"https:\/\/www.autocontrolglobal.com\/products\/51307039-100-honeywell-8u-bxcbio-cn-20-channel-circuit-breaker-box","provider":"AutoControl Global","version":"1.0","type":"link"}