{"product_id":"ab-allen-bradley-1756-pbr2-redundant-power-supply-module","title":"AB Allen Bradley 1756-PBR2 Redundant Power Supply Module","description":"\u003ch3\u003eProduct Summary\u003c\/h3\u003e\n\u003cp\u003eThe 1756-PBR2 is a ControlLogix redundant power supply bundle. It consists of two 1756-PB72 power supplies designed for use in redundant power configurations to provide high availability in critical ControlLogix systems.\u003c\/p\u003e\n\n\u003ch3\u003eCore Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e 1756-PBR2 (redundant bundle)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply Type:\u003c\/strong\u003e 24 VDC Redundant Power Supply\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e 75 W (per supply)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 18–32 VDC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRedundancy:\u003c\/strong\u003e Supports N+1 or fully redundant power configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Performance Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Provides redundant 24 VDC power to the ControlLogix chassis for increased system availability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Power supply status monitoring and fault reporting to the controller\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to 60°C (32°F to 140°F)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eInstall two 1756-PB72 power supplies in the designated power supply slots of the 1756 chassis (or redundant power supply chassis).\u003c\/li\u003e\n  \u003cli\u003eConnect the 24 VDC input power to both supplies.\u003c\/li\u003e\n  \u003cli\u003eConfigure redundancy monitoring in the controller project if required.\u003c\/li\u003e\n  \u003cli\u003eVerify power supply status LEDs and controller diagnostics.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSelection Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse 1756-PBR2 for applications requiring redundant power supplies in ControlLogix systems to maximize uptime.\u003c\/li\u003e\n  \u003cli\u003eFor non-redundant applications, select individual 1756-PB72 or other power supply variants.\u003c\/li\u003e\n  \u003cli\u003eEnsure total system power consumption does not exceed the combined capacity of the redundant supplies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat is included in the 1756-PBR2 bundle?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eTwo 1756-PB72 24 VDC power supplies.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cstrong\u003eIs hot-swapping supported?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003eYes. Individual power supplies can be replaced while the system is running in redundant configuration.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails\u003e\n  \u003csummary\u003e\u003cstrong\u003eWhat input voltage range is supported?\u003c\/strong\u003e\u003c\/summary\u003e\n  \u003cp\u003e18–32 VDC nominal 24 VDC.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53679292219576,"sku":"1756-PBR2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-PBR2_2.png?v=1782895401","url":"https:\/\/www.globalpetroparts.com\/products\/ab-allen-bradley-1756-pbr2-redundant-power-supply-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}