{"product_id":"1756-par2-allen-bradley-controllogix-redundant-power-supply-system-bundle","title":"1756-PAR2 | Allen-Bradley | ControlLogix Redundant Power Supply System Bundle","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-PAR2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a specialized power supply solution designed for high-availability Allen-Bradley ControlLogix systems. This bundle provides the core components necessary to implement a redundant power architecture within a single 1756 I\/O chassis, ensuring that your automated processes remain energized even in the event of a single power supply failure.\u003c\/p\u003e\n\u003cp\u003eBy utilizing the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-PAR2 (Ser A\/B)\u003c\/strong\u003e, engineers can connect two separate power sources to a redundant power cable, which then feeds the chassis backplane. This configuration is essential for mission-critical applications where a power interruption could lead to significant data loss or hardware downtime. The system automatically balances the load between the supplies and provides diagnostic status indicators to alert maintenance personnel of any input power inconsistencies.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-PAR2\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: Allen-Bradley \/ Rockwell Automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Type\u003c\/strong\u003e: Redundant Power Supply Bundle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: 120V \/ 240V AC (Nominal)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-270\"\u003e\u003c\/span\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003cspan class=\"citation-270 citation-end-270\"\u003e: 85–265V AC\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-269\"\u003e\u003c\/span\u003e\u003cstrong\u003eInput Frequency\u003c\/strong\u003e\u003cspan class=\"citation-269 citation-end-269\"\u003e: 47–63 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBackplane Output Power\u003c\/strong\u003e: 13 Amps @ 1.2V DC; 13 Amps @ 3.3V DC; 13 Amps @ 5.1V DC; 2.8 Amps @ 24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChassis Compatibility\u003c\/strong\u003e: 1756-A4, -A7, -A10, -A13, -A17 (Series B and C)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e: 40 Watts (maximum)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInrush Current\u003c\/strong\u003e: 20 Amps (maximum)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-268\"\u003e\u003c\/span\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003cspan class=\"citation-268 citation-end-268\"\u003e: 0 to 60 degrees Celsius (32 to 140 degrees Fahrenheit)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Configuration\u003c\/strong\u003e: External to the chassis (connects via 1756-CPR2 cable)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStatus Monitoring\u003c\/strong\u003e: Integrated Relay Contact for remote fault signaling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eIndustrial Application Scenarios\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-PAR2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis typically deployed in centralized control rooms for oil and gas refineries, pharmaceutical cleanrooms, and large-scale utility plants. It provides a layer of electrical fault tolerance that is critical for systems running \"hot standby\" redundancy modules (like the 1756-RM2), ensuring the power source is as reliable as the controller logic.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eProfessional FAQ\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this bundle include the power supply modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"citation-267\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e1756-PAR2\u003c\/strong\u003e\u003cspan class=\"citation-267 citation-end-267\"\u003e\u003cspan\u003e \u003c\/span\u003ebundle typically includes the 1756-PA75R power supplies and the necessary mounting hardware.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eIt is designed to work in tandem with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-CPR2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eredundant power cable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this with a standard 1756-PA72 or PA75 power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, redundant configurations require specific \"R\" designated power supplies (e.g., 1756-PA75R) which feature the internal circuitry required to synchronize with a second power source.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53058414018744,"sku":"1756-PAR2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-PAR2.jpg?v=1773913233","url":"https:\/\/www.globalpetroparts.com\/products\/1756-par2-allen-bradley-controllogix-redundant-power-supply-system-bundle","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}