Available in 3 versions offering 24, 36, or 48 Vdc outputs, Model RST-10000 can accept delta-connected 3-wire, 3-phase 196–305 Vac input, or operate from 4-wire Y connection delivering 340–530 Vac. Output voltage for all versions can be trimmed between 20% and 120% of nominal output by using 1–6 Vdc external control signal. Offering 91% efficiency, enclosed AC/DC switching power supply includes active PFC as well as parallel function to provide 20 kW total DC power.