Chapter 5 AC drive Operating Instructions
ACH200 Series High Voltage Variable Frequency Speed Control System Operating Manual
49
Command Source", frequency source selects "Voltage/Current Analog Input", no closed loop mode.
Figure.5-11 Figure.5-12
5. Press the "AC drive Close Button" and wait for KM1 and KM2 to close (can be judged by the
indicator).
6. Inform the user to apply high voltage power to the AC drive (determine whether there is high
voltage power to the system through the charged indicator of the cabinet door) and wait for the
system to issue the " Ready" signal.
7. Press the start button at the remote host computer. At this time, the motor will start according to
the pre-set way. At the same time, the upper computer will receive the AC drive " Run" signal; and
the output voltage, output current and output frequency change value will be displayed on the HMI
screen.
Figure.5-13
8. When the motor needs to change the speed in normal operation, adjust the analog given frequency
channel signal so that the target frequency can be adjusted.
9. When stopping, press the " Stop" operation knob at the upper computer, then the motor will stop
in the specified way. Or " Emergency stop" button will stop the motor and disconnect the high
voltage vacuum contactor in the bypass cabinet.
