{"product_id":"allen-bradley-1756-pa75-b-controllogix-ac-power-supply-module","title":"Allen-Bradley 1756-PA75\/B ControlLogix AC Power Supply Module","description":"\u003ch2\u003eAllen-Bradley 1756-PA75\/B ControlLogix AC Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-PA75\/B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756-PA75\u003c\/strong\u003e ControlLogix AC Power Supply Module, operates as a dedicated hardware component for AC-to-DC power conversion within ControlLogix chassis platforms. It converts 85-265 VAC input into regulated DC backplane power for controllers, communication modules, and I\/O modules.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-PA75\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eControlLogix AC Power Supply Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eBulletin 1756 ControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e120\/240 VAC nominal, 85-265 VAC range\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\u003eInput Current Rating\u003c\/td\u003e\n\u003ctd\u003e100 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power Rating\u003c\/td\u003e\n\u003ctd\u003e100 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e5.1 VDC, 3.3 VDC, 1.2 VDC, 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Capacity\u003c\/td\u003e\n\u003ctd\u003e13.0 A at 5.1 VDC; 4.0 A at 3.3 VDC; 1.5 A at 1.2 VDC; 2.8 A at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Output Power\u003c\/td\u003e\n\u003ctd\u003e75 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Output Inrush Current\u003c\/td\u003e\n\u003ctd\u003e30 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e250 V continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.13 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e140 x 78 x 145 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0-60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e100 W input power rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and ControlLogix Backplane Power Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 1756-PA75\/B provides regulated DC power through the ControlLogix backplane interface. The module supports ControlLogix I\/O density scaling by supplying multiple chassis voltage rails required by controller, communication, and I\/O modules. The power architecture includes voltage failure indication for system shutdown handling and supports chassis load calculations based on installed module requirements.\u003c\/p\u003e\n\u003ch3\u003eFirmware Flash Compatibility and ControlLogix Platform Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1756-PA75\/B functions as a dedicated power conversion module and does not execute controller application firmware. Compatibility is determined by the ControlLogix chassis design, module installation requirements, and backplane power demand. The module operates with ControlLogix systems using the standard backplane bus communication structure.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What voltage outputs are available from the 1756-PA75\/B power supply module?\u003cbr\u003eA: The module provides 5.1 VDC, 3.3 VDC, 1.2 VDC, and 24 VDC outputs for ControlLogix chassis module power requirements.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum output power rating of the 1756-PA75\/B?\u003cbr\u003eA: The module provides a maximum output power rating of 75 W.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 1756-PA75\/B provide EtherNet\/IP communication functions?\u003cbr\u003eA: No. The module provides chassis power conversion only. EtherNet\/IP communication functions are handled by separate ControlLogix communication modules.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1756-PA75\/B in the designated ControlLogix chassis power supply position and verify chassis power requirements before energizing the system. Connect AC input wiring according to the specified voltage range and maintain protective grounding practices.\u003c\/p\u003e\n\u003cp\u003eKeep AC supply wiring separated from analog signal cables and communication network wiring to reduce electromagnetic interference. Verify that the open-style enclosure installation provides suitable cabinet protection and environmental control. Confirm backplane connections are fully engaged before applying power.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43624146174042,"sku":"1756-PA75\/B","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-PA75.jpg?v=1755158413","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-pa75-b-controllogix-ac-power-supply-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}