LORCH MicorMIG 350 - DRV Board Version Overview; Initial DRV Version and S Version Features; R17 DRV Version Features

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Overview DRV versions
In the past the software of the primary processor on the pc-board DRV was changed and improvments had been
implemented. The di󰀨erent versions were marked manually on the grey bus-voltage foil capacitors.
marking description
none initial version
“S”
- useage since week 21 2014
- power-up phase stabilized (switching of power-up relays)
“R17”
- useage since week 11 2015
- quicker balancing of bus-voltages
- automatic reset of overvoltage error message