KDV 4.1-30-3 by Rexroth, Indramat, Bosch in the KDV Series. The KDV power supply module provides DC power for Indramat drives, which work with Indramat controls and servo motors. This KDV 4.1-30-3 offers a Continuous Power of 30 kW, and a Nominal Voltage of DC 3V.