{"product_id":"rockwell-automation-1756-ph75-controllogix-power-supply","title":"Rockwell Automation 1756-PH75 ControlLogix Power Supply","description":"\u003ch1\u003eRockwell Automation 1756-PH75 ControlLogix Power Supply\u003c\/h1\u003e\n\u003cp\u003eConfigured for power distribution in ControlLogix chassis architectures, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRockwell Automation 1756-PH75\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003e1756-PH75\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePower Supply) provides direct physical DC voltage conversion and regulation for backplane-mounted modules within the network platform.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; height: 195.938px;\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\" style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003e1756-PH75\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003eRockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003eUSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003e1.13 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003e145 x 112 x 145 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003e0 deg C to 60 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003eNot specified\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eInput Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003e125 V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 47.0739%; height: 19.5938px;\"\u003e\u003cspan\u003eOutput Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.3547%; height: 19.5938px;\"\u003e\u003cspan\u003e75 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIndustrial Control and Network Architecture\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-PH75\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis designed for integration into ControlLogix chassis backplanes, supplying deterministic power to CPU, I\/O, and communication modules. The module utilizes internal current limiting and overvoltage protection to ensure system stability during power-up sequences or localized short-circuit events. To facilitate deterministic network performance, the power supply maintains tight voltage regulation across the backplane bus communication velocity, mitigating potential bit-error rates caused by unstable voltage ripples. The module is fully compatible with ControlLogix firmware flash updates, allowing for status monitoring via the primary controller backplane diagnostic logs.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Is the 1756-PH75 module capable of hot-swapping during system operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The power supply supports insertion and removal while the chassis backplane is powered. However, ensure that redundant power configurations are verified before removing an active unit to prevent loss of control to the I\/O modules.\u003c\/p\u003e\n\u003cp\u003eQ: How does the power supply handle backplane bus communication velocity and loading?\u003c\/p\u003e\n\u003cp\u003eA: The module is rated to provide a specific wattage (75 W) to the backplane. Exceeding this power budget, or placing too many high-draw communication\/motion modules in a single chassis, can lead to voltage sagging and loss of deterministic timing on the backplane bus.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eChassis Mounting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAlign the module with the dedicated power supply slot on the left side of the ControlLogix chassis. Ensure the guide pins are seated and the locking lever is engaged to provide mechanical stability and electrical contact with the backplane connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrounding:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSecure the chassis to a verified protective earth ground. Use a low-impedance copper strap to connect the chassis ground lug to the cabinet grounding bus to satisfy surge protection and EMI\/RFI shielding requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Wiring:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConnect the 125 V DC power source using appropriately sized conductors based on the local electrical code. Ensure the wiring is routed through isolated cable trays to prevent inductive noise injection into the low-voltage communication modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMaintain at least 50 mm of clearance above and below the power supply module to facilitate natural convection cooling, ensuring ambient air intake remains between 0 deg C and 60 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":42905024692314,"sku":"1756-PH75","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/2._215c90ee-76e3-4dd0-b727-ad4a372eb443.jpg?v=1770622881","url":"https:\/\/www.spareoil.com\/products\/rockwell-automation-1756-ph75-controllogix-power-supply","provider":"SpareOil Automation","version":"1.0","type":"link"}