The Siemens catalog number 4EU3052-5UA00-0AA0 refers to a three-phase mains choke designed for industrial power applications. This device is rated for a nominal voltage of 480 V and supports a maximum current of 504 A. It operates efficiently at frequencies of 50 or 60 Hz, with a low leakage impedance of 2%, ensuring stable performance in power circuits. Built to meet EN 61558-2-20 standards and recognized by UL/CSA, the choke features flat-type terminals for straightforward installation. Distributed by BSP Automation, this component is well-suited for reducing electrical noise and improving the quality of power in demanding environments.