Identifying The Function To Test In The Technical Reference Manual - ABB ProtectIT REL 551 2.5 Installation And Commissioning Manual

Differential protection terminal
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2.8
106
Preparing for test
Test/TestMode/DisturbReport
Table 22:
Disturbance report settings
Operation
DisturbSum-
mary
Off
Off
Off
On
On
On or Off
Identifying the function to test in
the technical reference manual
The user can use the technical reference manual (TRM) to identify function blocks, logic dia-
grams, input and output signals, setting parameters and technical data.
Then the results are...
Disturbances are not stored.
LED information is not displayed on the HMI and not stored.
No disturbance summary is scrolled on the HMI.
Disturbances are not stored.
LED information (yellow - start, red - trip) are displayed on the local
HMI but not stored in the terminal.
Disturbance summary is scrolled automatically on the local HMI for the
two latest recorded disturbances, until cleared.
The information is not stored in the terminal.
The disturbance report works as in normal mode.
Disturbances are stored. Data can be read from the local HMI, a
front-connected PC, or SMS.- LED information (yellow - start, red - trip)
is stored.
The disturbance summary is scrolled automatically on the local HMI for
the two latest recorded disturbances, until cleared.
All disturbance data that is stored during test mode remains in the ter-
minal when changing back to normal mode.
Chapter 13
Verifying settings by secondary
injection

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