{"product_id":"allen-bradley-1756-pa75r-controllogix-redundant-ac-power-supply-module","title":"Allen-Bradley 1756-PA75R ControlLogix AC Redundant Power Supply","description":"\u003cp\u003eThe 1756-PA75R is a ControlLogix redundant AC power supply module designed to provide high-availability power for ControlLogix chassis in critical industrial applications. It supports an input voltage range of 85 to 265V AC (nominal 120\/240V AC) at 47 to 63 Hz, making it suitable for global deployment.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWide-range AC input voltage support\u003c\/li\u003e\n\u003cli\u003eAutomatic chassis load sharing when used in redundant pairs\u003c\/li\u003e\n\u003cli\u003eSeamless failover protection with \u0026lt; 5 ms switchover time\u003c\/li\u003e\n\u003cli\u003eVisual status indicators for real-time health monitoring\u003c\/li\u003e\n\u003cli\u003eSolid-state relay annunciator output for remote status signaling\u003c\/li\u003e\n\u003cli\u003eHot-swappable design for maintenance without system de-energization\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWater\/Wastewater: Chemical dosing and valve control systems\u003c\/li\u003e\n\u003cli\u003eOil\/Gas\/Petrochemical: Pressure loop management and burner gas-feed systems\u003c\/li\u003e\n\u003cli\u003eFood\/Beverage: PID-controlled temperature regulation for mixing and cooking\u003c\/li\u003e\n\u003cli\u003ePower Generation: Steam governor actuators and cooling tower fan speed integration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1756-PA75R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e85-265V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e75 Watts at 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Output\u003c\/td\u003e\n\u003ctd\u003e5.1V DC \/ 24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e250V (continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 degC to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure all system power is disconnected before handling the module.\u003c\/li\u003e\n\u003cli\u003eThe 1756-PA75R is typically installed on the far-left side of the chassis or remotely via a chassis adapter.\u003c\/li\u003e\n\u003cli\u003eAlign the top and bottom guides of the power supply with the chassis grooves and slide the module until the rear connector fully seats into the backplane.\u003c\/li\u003e\n\u003cli\u003eTighten the top and bottom retaining screws to secure the unit.\u003c\/li\u003e\n\u003cli\u003eFor redundant configurations, use the 1756-PSCA2 chassis adapter and 1756-CPR2 cables.\u003c\/li\u003e\n\u003cli\u003eUse 2.5 mm2 (14 AWG) copper wire rated at 90 degC or greater for power connections.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the input voltage range for the 1756-PA75R?\u003c\/h3\u003e\u003cp\u003eThe module is auto-ranging and supports an input voltage range of 85 to 265V AC (nominal 120V or 240V AC at 47 to 63 Hz).\u003c\/p\u003e\u003ch3\u003eCan I use this power supply as a standalone unit?\u003c\/h3\u003e\u003cp\u003eYes, it can operate as a standalone supply. However, its primary purpose is to function in a redundant pair configuration for high-availability systems.\u003c\/p\u003e\u003ch3\u003eWhat components are required to build a redundant power supply assembly?\u003c\/h3\u003e\u003cp\u003eTo assemble a redundant pair, you need two 1756-PA75R power supplies, a 1756-PSCA2 chassis adapter module, and two 1756-CPR2 redundant power supply cables.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50974969004284,"sku":"1756-PA75R","price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_3352dd8e-13b8-4f36-adec-c957459d3a45.jpg?v=1786638674","url":"https:\/\/www.electronicplc.com\/es\/products\/allen-bradley-1756-pa75r-controllogix-redundant-ac-power-supply-module","provider":"Electronic PLC","version":"1.0","type":"link"}