Novel control power

The utility model relates to a novel control power, comprising a main circuit, a control circuit and an auxiliary power circuit. The control circuit comprises a power factor control circuit, an under over-voltage protection circuit, a system overheating protection circuit and an over current protection circuit. The auxiliary power circuit is composed of a module power, providing direct current power supply source of +5 volts, +15 volts and +24 volts for the control circuit. The utility model uses IGBT, etc as core components and adopts advanced switching power technique. The precision of output voltage is high through adopting power factor correction, an electromagnetic compatibility technique and a modularization design. Stability is high. High reliability of a locomotive control power is ensured. Efficiency of locomotive control power and electromagnetic compatibility performance are increased. The utility model is suitable for the development requirement of various styles of locomotives of railway.