Patent ID: 6369548
Filing Date: 2002-04-09
Classification: H02M

Abstract:
A voltage switch-over device comprising(a) a first power rectifier having a positive and a negative potential, (b) a charger, (1) the first power rectifier being connected to the charger, (c) a power supply, (d) mains leads connecting the charger to the power supply, (e) a second power rectifier having a positive and a negative potential, (f) two consumers consisting of balanced primary modules activating at least one transformer, (g) a mains evaluation unit coupled to the charger, (1) the mains evaluation unit switchably connecting the second power rectifier to the power supply and the consumers, (h) two capacitors, (i) a first connection between the positive potential of the first power rectifier and the negative potential of the second power rectifier, and a second connection between the negative potential of the first power rectifier and the positive potential of the second power rectifier, (1) a respective one of the capacitors being arranged in each connection, and (2) a respective one of the capacitors being arranged in an independent current circuit supplying a respective one of the consumers, and (j) a control device connected to the consumers, the control device being a micro processor.