{"product_id":"1746-p1-allen-bradley-power-supply-module-new-original-stock","title":"1746-P1 Allen-Bradley Power Supply Module | New \u0026 Original Stock","description":"\u003ch1\u003eAllen-Bradley 1746-P1 SLC 500 Power Supply Module\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-P1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1746-P1\u003c\/strong\u003e Power Supply Module, operates as a dedicated hardware component for power distribution within SLC 500 platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003e1746-P1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003e2.4 lbs (1.1 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e140 mm x 74 mm x 145 mm (5.5 in x 2.9 in x 5.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eOperating Temp\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e0 deg C to +60 deg C (Current capacity derated 5% above 55 deg C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003eTypical line power requirement: 135 VA (42 W dissipation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eLine Input Voltage\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e85-132 VAC \/ 170-265 VAC (47-63 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eInrush Current\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e20 A maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eInternal Current Capacity\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e5 VDC @ 2 A (or up to 3 A per chassis rating); 24 VDC @ 0.46 A (or up to 0.8 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003e24 VDC User-Power Capacity\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003e200 mA @ 18-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eFuse Protection\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003e1746-F1 or equivalent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eMounting Style\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003eRack mount (left-side slot of 1746 chassis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and Base Integration\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-P1\u003c\/strong\u003e supplies the necessary electrical baseline for SLC 500 chassis processing nodes interfacing with Profinet \/ EtherNet\/IP deterministic networks. By regulating raw alternating current inputs down to isolated 5 VDC and 24 VDC rails, the hardware establishes the voltage stability required for processor execution and backplane bus communications. This controlled regulation prevents localized logic dropouts or communication timing jitter caused by external industrial line voltage fluctuations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the primary loading restrictions when operating the 1746-P1 near its upper thermal bounds?\u003c\/p\u003e\n\u003cp\u003eA: Between 0 deg C and 55 deg C, the module delivers its full rated output current. When ambient operating temperatures exceed 55 deg C up to the maximum limit of 60 deg C, the available output current capacity must be derated by 5% to prevent thermal overload.\u003c\/p\u003e\n\u003cp\u003eQ: Is this power supply module capable of supporting hot-swapping or on-line replacement?\u003c\/p\u003e\n\u003cp\u003eA: No. Power to the line input terminals must be entirely isolated before installing, removing, or servicing the power supply module. Extracting the unit while energized will interrupt the backplane bus logic and can induce high-voltage arcing across the chassis contacts.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment:\u003c\/strong\u003e Slide the power supply module into the leftmost position of the 1746 mounting chassis. Ensure the structural guides engage fully and tighten the retaining screws to guarantee continuous transformer grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine Voltage Configuration:\u003c\/strong\u003e Verify that the incoming line voltage matches the specified ranges (85-132 VAC or 170-265 VAC). Wire terminal connections securely using the appropriate torque values to prevent high-resistance contact points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Separation:\u003c\/strong\u003e Maintain physical isolation between the incoming AC line wires and low-voltage DC I\/O or communication cables to minimize capacitive coupling and high-frequency noise injection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercurrent Protection Integration:\u003c\/strong\u003e Install a user-supplied external overcurrent protection device rated at a maximum of 15 A on the incoming power line to supplement the internal 1746-F1 fuse assembly.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43415744610394,"sku":"1746-P1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/160.1_09e217aa-03d6-4f30-8070-a4e8f9e8a683.jpg?v=1779759266","url":"https:\/\/www.spareoil.com\/products\/1746-p1-allen-bradley-power-supply-module-new-original-stock","provider":"SpareOil Automation","version":"1.0","type":"link"}