Siemens 6ES5930-8MD11 is a PS 930 power supply module designed for the S5-100U automation system. It accepts 115/230 VAC input and provides 24 V DC at 1 A, supplying the S5-100U controller and associated SIPAC circuitry in older Siemens installations. The module is cataloged under 6ES5930-8MD11 and forms part of the PS 930 family used in Siemens S5-era power configurations.
