{"product_id":"allen-bradley-1746-p1-slc-500-rack-mounting-power-supply","title":"Allen-Bradley 1746-P1 SLC 500 Rack Mounting Power Supply","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1746-P1\u003c\/strong\u003e is a rack-mounting power supply designed for the SLC 500 modular controller system. It provides operating power directly to the SLC 500 chassis backplane, supplying internal current capacities of 2A at 5V dc and 0.46A at 24V dc for system modules. The unit accepts a selectable line voltage range of 85-132V ac or 170-265V ac at a frequency of 47 to 63 Hz. Additionally, the module features an auxiliary 24V dc user power supply output with a 200 mA current capacity. Designed with 1800V ac RMS isolation between the input terminals and the backplane, it protects control electronics from external electrical disturbances.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack-Mount Architecture:\u003c\/strong\u003e Mounts directly into the left side of an SLC 500 modular chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Input Voltage Range:\u003c\/strong\u003e Supports AC line inputs of 85-132V ac or 170-265V ac.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary User Power:\u003c\/strong\u003e Features an onboard 24V dc user power connection providing up to 200 mA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercurrent Protection:\u003c\/strong\u003e Includes fuse protection via a replaceable 1746-F1 (or equivalent 250V-3A) fuse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Electrical Isolation:\u003c\/strong\u003e Continuous isolation rated at 1800V ac RMS for 1 second between input terminals and backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMain system power source for SLC 500 chassis assemblies.\u003c\/li\u003e\n\u003cli\u003eProcess control systems requiring localized 24V dc user power for sensor inputs.\u003c\/li\u003e\n\u003cli\u003eIndustrial automation chassis installations in general manufacturing and processing lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCatalog Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1746-P1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Supply Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85-132\/170-265V ac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e47 to 63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTypical Line Power Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e135 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Inrush Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Current Capacity (5V dc)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Current Capacity (24V dc)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.46A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e24V dc User Power Current Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e24V dc User Power Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18-30V dc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuse Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1746-F1 or equivalent (250V-3A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax User-Supplied Overcurrent Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCPU Hold-up Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 ms (full load) \/ 3000 ms (no load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1800V ac RMS for 1 s (input terminals to backplane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Operating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 degC to +60 degC (+32 degF to +140 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Derating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent capacity derated 5% above +55 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDepth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140 mm (5.70 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Position:\u003c\/strong\u003e Install the power supply in the leftmost position of the SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercurrent Protection:\u003c\/strong\u003e Use time-delay type overcurrent protection (maximum 15A) in all ungrounded conductors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage Jumper:\u003c\/strong\u003e Verify and configure the input voltage jumper setting (120V ac or 240V ac) prior to applying line power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Requirements:\u003c\/strong\u003e Ensure the power supply chassis ground terminal is connected to earth ground.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Servicing:\u003c\/strong\u003e Replace blown fuses with a 1746-F1 fuse or equivalent 250V, 3A fast-acting fuse (e.g., Bussmann AGC 3).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUL Listed Industrial Control Equipment for Class 1, Division 2, Groups A, B, C, D Hazardous Locations\u003c\/li\u003e\n\u003cli\u003eCSA Certified Process Control Equipment for Class 1, Division 2, Groups A, B, C, D Hazardous Locations\u003c\/li\u003e\n\u003cli\u003eCE Compliant (European Union 89\/336\/EEC EMC Directive \u0026amp; 73\/23\/EEC LVD Directive)\u003c\/li\u003e\n\u003cli\u003eC-Tick Compliant (AS\/NZS 2064 Industrial Emissions)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695179395435,"sku":"1746-P1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1746-p1-slc-rack-mounting-power-supply-fcbez4e3lw4_ce2768cb-53a1-433b-9156-35ad72f58f14.jpg?v=1766114245","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1746-p1-slc-500-rack-mounting-power-supply","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}