Standard Commissioning Process 53
• Switch on the control power. Update operation starts. Observe the LEDs on PM55X:
a. RUN LED flashing slowly = reading from SD memory card
b. RUN LED flashing fast = programing in progress
c. RUN LED permanent on, ERR LED off = SW download successfully
• Switch off the control power and remove SD card and the adapter. New SW is
activated after IO controller AC500eco CPU is restarted.
Loading the DSP software manually to power modules
Loading the DSP software automatically to power modules
• After MCB has been closed and medium voltage introduced to the converter, power
modules boot up.
• BCON controller checks the SW version on each PM.
• If the version on PMs is not the same as the SW defined version.
• BCON will initiate SW downloaded to PMs.
• Due to safety reason, during SW download MCB will be open (fault 607E “PM
software update in process” is active).
• The fault cannot be reset until SW download finished (Indicated by message: 607F
“PM SW update done”).
NOTICE Upgraded software to power modules can be automatic loaded while first close
MCB. Manually loading shall be applied or recommend only if:
• Automatic loading doesn’t work properly.
• Always on MV Drives Support line request.
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