Operating instructions

Protect 5.31/xxx-480-220-120 10 kVA - 120 kVA
Page 42 of 56 8000020680 BAL, en
Menus for changing the operating statuses:
• In the “Rectifier operating mode” menu, you can change the
charge status of the rectifier (charger). The current charge status
is displayed.
• In the “Battery test” menu, you can initiate different battery tests,
depending on the test implemented. The status and measured
values of the battery are displayed during the test.
See Appendix, Battery Tests.
• In the “Maintenance” (with parallel systems) menu, you can
disconnect units from the complete interconnection of a parallel
system for repair or maintenance purposes without causing the
remaining units to shut down due to fault.
See separate operating instructions for parallel operation.
Menus for setting parameters:
• In the “Battery values” menu, you can set the parameters of
your battery for the charging procedure and for tests.
See Appendix, Battery Data.
• In the “BTD values” menu, you can set the Battery - Time of
Discharge parameters of your battery.
See Appendix, Battery Data.
• In the “Password” menu, you can set the password for blocking
operation and for setting parameters. A range of 0000 to 9999 is
possible.
ATTENTION:
Keep the password in a safe place! If you have forgotten the
password, the DOU must be reset at the customer's expense!
• In the “Remote signals” menu (option), you can program up to 3
general signals (IN1-3) for the max. 4 optocoupler inputs of the
remote signalling expansion boards, if included. The signal name
(IN1-3) cannot be changed. The DOU displays the signal status
below the Status/Measured values menu. An active signal is also
indicated via the yellow LED, the acoustic signal generator, and
communicated to the connected IT system.
9.3.10 Help
You can call up the “Help” menu from the “main menu” using the
"?" key. This enables you to look up the meaning of the keyboard
symbols.