Found no fault case when inverter repair AEG Multiverter22 / 27-400 on the drive is powered on, the LCD on the control panel display is normal, but ready light is off, the drive can not switch on the drive to view the fault history menu faulty inverter repair, and operation buttons on the front panel of each operation in the event log is recorded. Check the motherboard inside the inverter A10, A22 LED on the power board were normal, with the line supply fan inverter test pencil test drive repair, found a phase display is not normal, with a multimeter to measure the three-phase results: Vab = 390V, Vac = 190V acs601 drive repair, Vbc = 190V. The inspection system into the line of the terminal strip is bad. ready indicator is a comprehensive reflection of the various states in the drive information, and when it does not light maintenance personnel may prompt attention Drive is not ready. At this point in the line supply is not normal fault record failed to reflect the drive is not ready reason may be related to the design of the circuit. Shenyang, China Electric Co. on the main business in Europe, the United States, Japan and other countries manufacturers of industrial equipment, machinery products, to the world famous companies have long-term business contacts. In Germany, Japan, the United States has a liaison office. Direct purchase directly from Europe and the United States, Japan and other countries manufacturers. Similar imported products than domestic prices low, a lot of common specifications spot, fast delivery. When domestic users receive exclusive agent procurement of foreign spare parts monopoly price, we will provide a better opportunity to RMB, flexible manner. Any brand can offer in 1-3 working days. Set when the drive inverter maintenance problems with more than one motor drive repair West Germany, how the selected drive capacity? An inverter drive multiple motors in parallel, make the sum of the rated capacity of the motor rated output current of the inverter below and retain 10% margin. atv71 drive repair drive repair _ _ Hunnan Shenyang Shenyang on China by the China Electric Limited. Shenyang Electric Co. on people (www.zsmsy.com) strong, credible, in other industries, such as Shenyang, Liaoning province has accumulated a large number of loyal customers. The company better work attitude and constantly improving people and innovative ideas will lead you to walk hand in hand on the Shenyang brilliant, for a better future!