The MS1x+E5883:E5900xx series system modules supply the baseplates with protective extra-low voltages and low voltages. The MS1363-2001-3449 power infeed module provides 3-phase 400...480?V?AC and up to 63?A for the system and is equipped with a main switch that can be used as a maintenance switch. ? The integrated 24?V?DC power supply is fed from the 3-phase voltage and provides up to 18?A for the baseplate. The fuses on the input side can be replaced via a cover on the front. The supply line is connected in the cover.