Advantages of Electro and Hybrid cars mostly rely on the charging possibilities in the future as well as the appropriate Infrastructure for that. For an owner of an E-Car, fast and disturbance-free charging is one of the basic requirements. Our power supply grid has become more and more complex during the last 20 years. In the 50s and 70s the main network load was an inductive one by power transformers. EMC disturbances - like nowadays caused by IGBT, thyristors, switching po