ABB RE 54 Operator's Manual page 27

1MRS750500-MUM
Feeder, Machine and Transformer Terminals
Operator's Manual
Storage of data in the non-volatile memory is indicated by the text "--Storing--" in
the assisting window. Note that storing can be initiated also e.g. via serial
communication.
The auxiliary power supply may not be switched off during storing; the
!
stored data are only preserved in the non-volatile memory provided the
storing was completed successfully.
RE_ 54_
27