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3.1
90
Autorecloser (AR)
Terminal
AR01 - CLOSE CB
Trip
AR01 - CB CLOSE
AR01 - CB READY
Figure 18:
Simulating breaker operation with two auxiliary relays.
Preparing
1.
Check the settings of the autorecloser (AR) function.
The operation can be set at Stand-by (Off) in HMI tree:
Settings/Functions/Group n/AutoRecloser/AutoRecloser n
If any timer setting is changed so as to speed-up or facilitate the testing,
they must be set to normal after the testing. A verification test has to be
done afterwards.
2.
Check that the functional input signal SYNC is set to TRUE if the in-
ternal or external synchrocheck is not used.
3.
Read and note the reclosing operate counters from the HMI tree:
Chapter 13
Verifying settings by secondary
BR
SC
ST
SRY
To test
set
en02000446.vsd
injection
+
-
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