10.17.1.2 Completing the test
Continue to test another function or end the test by changing the TestMode setting to
Off. Restore connections and settings to their original values, if they were changed for
testing purposes.
10.18 Exit test mode
The following procedure is used to return to normal operation.
After exiting the IED test mode, make sure that the MU is returned to
normal mode.
1. Navigate to the test mode folder.
2. Change the On setting to Off. Press the 'E' key and the left arrow key.
3. Answer YES, press the 'E' key and exit the menus.
Section 10 1MRK 506 355-UEN A
Testing functionality by secondary injection
244 Line distance protection REL670 2.1 IEC
Commissioning manual