{"product_id":"allen-bradley-1746-p2-system-power-supply","title":"Allen-Bradley 1746-P2 SLC 500 Rack-Mounting Power Supply","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-P2 is a modular, rack-mounted power supply designed specifically for the SLC 500 programmable controller system. It serves as the primary power source for the chassis, converting AC line voltage into the regulated DC voltages required by the CPU, I\/O modules, and communication adapters. This unit is engineered to provide stable power output, ensuring reliable operation of the controller even during minor fluctuations in the supply line.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for integration with SLC 500 modular chassis systems.\u003c\/li\u003e\n\u003cli\u003eProvides 5V DC at 5A and 24V DC at 0.96A output capacity.\u003c\/li\u003e\n\u003cli\u003eSelectable input voltage range: 85-132V AC or 170-265V AC (47-63 Hz).\u003c\/li\u003e\n\u003cli\u003eIncludes user-power current capacity of 200mA at 24V DC.\u003c\/li\u003e\n\u003cli\u003eMaximum inrush current of 20A.\u003c\/li\u003e\n\u003cli\u003eSupports up to two AWG wires per terminal for flexible field wiring.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAutomotive Manufacturing: Reliable power for robotic welding and press control systems.\u003c\/li\u003e\n\u003cli\u003eFood and Beverage Processing: High hold-up time capability to mitigate power sags during production cycles.\u003c\/li\u003e\n\u003cli\u003ePharmaceutical Production: Suitable for cleanroom-grade equipment such as centrifuges and autoclaves.\u003c\/li\u003e\n\u003cli\u003eWater and Wastewater Treatment: Flexible voltage input allows for deployment in remote pumping stations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1746-P2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e85-132V AC \/ 170-265V AC (Selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput (5V DC)\u003c\/td\u003e\n\u003ctd\u003e5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput (24V DC)\u003c\/td\u003e\n\u003ctd\u003e0.96A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Line Power\u003c\/td\u003e\n\u003ctd\u003e180 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current\u003c\/td\u003e\n\u003ctd\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen-type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChassis Placement: The 1746-P2 must be installed in the leftmost slot of the 1746 chassis.\u003c\/li\u003e\n\u003cli\u003eVoltage Selection: You must manually configure the jumper terminal for the correct input voltage (120V or 240V AC) before applying power to prevent hardware damage.\u003c\/li\u003e\n\u003cli\u003eGrounding: Ensure proper connection to the chassis ground terminal to minimize electrical noise and protect logic integrity.\u003c\/li\u003e\n\u003cli\u003eWiring: A maximum of two AWG wires per terminal is permitted.\u003c\/li\u003e\n\u003cli\u003eSafety: Power down the system before inserting or removing the module from the chassis.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003ch3\u003eWhat is the 1746-P2?\u003c\/h3\u003e\u003cp\u003eThe Allen-Bradley 1746-P2 is a legacy, rack-mounted power supply for SLC 500 PLC systems, providing 5V DC (5A) and 24V DC (0.96A) power.\u003c\/p\u003e\u003ch3\u003eWhat are the input voltage settings for 1746-P2?\u003c\/h3\u003e\u003cp\u003eIt supports dual voltage operation: 85–132V AC or 170–265V AC (47–63 Hz).\u003c\/p\u003e\u003ch3\u003eHow do I configure the input voltage?\u003c\/h3\u003e\u003cp\u003eA jumper wire loop located near the AC input terminal block must be configured for either 120V or 220V operation before the unit is energized.\u003c\/p\u003e\u003ch3\u003eCan the 1746-P2 replace a 1746-P1?\u003c\/h3\u003e\u003cp\u003eYes, it is a compatible replacement. The 1746-P2 provides higher output current (5A vs 3.6A at 5V) compared to the 1746-P1.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":50739920797948,"sku":"1746-P2","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_248cb632-7808-4e24-8f88-56175ed09ae7.jpg?v=1785397646","url":"https:\/\/www.electronicplc.com\/ar\/products\/allen-bradley-1746-p2-system-power-supply","provider":"Electronic PLC","version":"1.0","type":"link"}