ABB REL 551-C1*2.5 Technical Reference Manual page 104

Protect line differential protection terminal
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Disturbance report (DRP)
Disturbance overview is a summary of all the stored disturbances. The overview is available
only on a front-connected PC or via the Station Monitoring System (SMS). The overview con-
tains:
Disturbance index
Date and time
Trip signals
Trig signal that activated the recording
Distance to fault (requires Fault locator)
Fault loop selected by the Fault locator (requires Fault locator)
Chapter 8
Monitoring
95

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