| 摘要 |
The invention relates to a centrifugal pump unit comprising pump and drive motor and connected to a switch device, said switch device being connected to a microcomputer by mens of a data line, the switch device switching the drive motor by means of a switch and is provided with a connector for a first mains supply. A microcomputer (5, 14) is integrated in the switching device (4, 13, 30, 51) and operates the switch (6, 15, 22, 53). The switch device (4, 13, 30, 51) is provided with at least one signal input (9) and connectors (11, 12) for at least one serial bus system (21, 31 ). The microcomputer (5, 14) is connected to the signal input (9) and the connectors for the bus system (11, 12). The switch (6, 15, 22, 53) switches the direction of current for a drive motor connection (3.1) on the switching device (4, 13, 30) and/or switches the drive motor (3) on or off and means (17, 18) for passing signals are provided in the drive motor (3) and/or in the switching device (4, 13, 30, 51). The switching device (4, 13, 30, 51) is embodied as component of the drive motor (3). |
