{"product_id":"kfd2-eb2-r2a-b-pepperl-fuchs-power-feed-module-k-system","title":"KFD2-EB2.R2A.B Pepperl+Fuchs Power Feed Module K-System","description":"\u003cp\u003eThe \u003cstrong\u003ePepperl+Fuchs KFD2-EB2.R2A.B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eKFD2-EB2\u003c\/strong\u003e Power Feed Module, operates as a dedicated hardware component for redundant 24 VDC power distribution and bus error monitoring within K-System Power Rail networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eKFD2-EB2.R2A.B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePepperl+Fuchs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 100 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e20 mm x 119 mm x 115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +60 deg C (-4 deg F to +140 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax. 1.0 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e20 VDC to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003eMax. 4 A to Power Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eDual decoupled 24 VDC inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFault Alarm Output\u003c\/td\u003e\n\u003ctd\u003eForm C relay contact (changeover), 30 VDC \/ 1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePower Rail Distribution and Voltage Surge Limits\u003c\/h3\u003e\n\u003cp\u003eThe power feed module energizes up to 80 adjacent K-System isolator modules mounted on a continuous Power Rail UPR-03 track. Integrated decoupling diodes enable redundant dual power input supplies to operate simultaneously without back-feed risks. Internal protection circuitry enforces surge voltage protection limits, clamping high-voltage transient spikes before they reach downstream interface devices on the rail bus. An integrated monitoring circuit evaluates supply presence and diagnostic signals, triggering a volt-free relay contact upon detecting power loss or module fault conditions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eRail Assembly and Mechanical Alignment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSnap the module directly onto a standard 35 mm DIN mounting rail (EN 60079-15) fitted with a Power Rail insert.\u003c\/li\u003e\n\u003cli\u003eEnsure the golden contact pins on the underside align firmly with the Power Rail bus conductors to maintain continuous contact pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWiring and Ground Integrity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConnect primary and secondary 24 VDC supply lines using separated cable routes to eliminate single-point physical fault risks.\u003c\/li\u003e\n\u003cli\u003eLand signal and fault monitoring cables into the screw terminal blocks, ensuring tightening torque does not exceed 0.5 Nm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrimary Order Code: KFD2-EB2.R2A.B\u003c\/li\u003e\n\u003cli\u003ePackage Deliverables: 1x KFD2-EB2.R2A.B redundant power feed module, 1x removable bus terminal connector set, 1x installation instruction sheet.\u003c\/li\u003e\n\u003cli\u003eRail System Accessories: Power Rail UPR-03, End Cap UPR-E.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum current capacity supported through the Power Rail connections?\u003c\/p\u003e\n\u003cp\u003eA: The KFD2-EB2.R2A.B delivers up to 4 A total current directly onto the Power Rail bus bar for downstream modules.\u003c\/p\u003e\n\u003cp\u003eQ: How does the fault signal relay behave during a power failure event?\u003c\/p\u003e\n\u003cp\u003eA: The volt-free fault relay contact de-energizes when either power feed input drops below the operational threshold or when a collective error is reported over the Power Rail bus.\u003c\/p\u003e\n\u003cp\u003eQ: Can the module be swapped out while adjacent modules remain powered?\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping the module is permitted if a second power feed module is operating redundantly on the same Power Rail segment without disrupting overall 24 VDC distribution.\u003c\/p\u003e\n\u003cp\u003eQ: Does this feed module provide intrinsic safety (Ex i) barriers for field devices?\u003c\/p\u003e\n\u003cp\u003eA: No, the KFD2-EB2.R2A.B functions solely as a non-hazardous side power distribution unit and diagnostic alarm collector for the K-System backplane.\u003c\/p\u003e","brand":"Pepperl+Fuchs","offers":[{"title":"Default Title","offer_id":47508764852397,"sku":"KFD2-EB2.R2A.B","price":163.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/kfd2-eb2-r4a-b_1.jpg?v=1789090622","url":"https:\/\/www.maxwellplc.com\/products\/kfd2-eb2-r2a-b-pepperl-fuchs-power-feed-module-k-system","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}