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7. Putting Relay into Service
The following procedure must be adhered to when putting the relay into service after finishing
commissioning or maintenance tests.
• Check that all external connections are correct.
• Check the setting of all measuring elements, timers, scheme switches, recordings and clock are
correct.
In particular, when settings are changed temporarily for testing, be sure to restore them.
• Clear any unnecessary records on faults, events and disturbances which are recorded during
the tests.
• Press the
VIEW
key and check that no failure message is displayed on the
"Auto-supervision" screen.
• Check that the green "IN SERVICE" LED is lit and no other LEDs are lit on the front panel.