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Mounting And Commissioning
3.4 Final Preparation of the Device
The indication buffers are deleted under MAIN MENU
only contain information on actual events and states (see also /1/). The counters in the switching statistics
should be reset to the values that were existing prior to the testing (see also SIPROTEC 4 System Description
/1/).
The counters of the operational measured values (e.g. operation counter, if available) are reset under Main
→
Menu
Measurement Reset.
Press the ESC key, several times if necessary, to return to the default display. The default display appears in
the display (e.g. display of operation measured values).
Clear the LEDs on the front panel by pressing the LED key, so that they only show real events and states. In
this context, also output relays probably memorized are reset. Pressing the LED key also serves as a test for
the LEDs on the front panel because they should all light when the button is pushed. Any LEDs that are lit after
the clearing attempt are displaying actual conditions.
The green "RUN" LED must be on. The red "ERROR" LED must not be lit.
Close the protective switches. If test switches are available, then these must be in the operating position.
The device is now Ready for operation.
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→
Annunciation
Set/Reset, so that in the future they
SIPROTEC, 7VU681, User Manual
C53000-G1176-C368-1, Release Date 07.2012
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