The procedure to change the protection mode is identical to changing the control
mode. At first, the menu E-Key must be selected. Then the protection key must be
placed in the electronic key sensor. Select then the required protection mode by
using UP
and DOWN until it is highlighted. Confirm the selection by
pressing ENTER
. After having pressed ENTER push button, the E-key
status menu will appear again. Verify that the required protection mode has been
properly set in the unit, looking in the HMI lower left corner.
A051346
Fig. 11.2.1.-1 Changing the protection mode by using the protection key
11.2.2. Changing the protection parameters
Select the menu protection functions with the navigation push buttons and highlight
the desired protection function. Press ENTER
to select it. Press ENTER
again and the cursor will automatically go to the first parameter. Use Up or
Down
buttons to modify the parameter as wished. After completed, press
ENTER
and use Up and Down button to select the next parameter to
change.
Repeat the procedure for all the parameters that need to be modified. Then press
to go back to the list of currently installed protection functions. Repeat the
procedure for every protection function that needs to have the setting modified.
36
REF 542plusREF 542plus
Multifunction Protection and Switchgear Control Unit
Operator's manual
1MRS755869
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