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12 Commissioning
Binary inputs testing checkout
BI Name
12.5.3 Protective Function Test
The setting checks ensure that the entire application-specific relay, for the particular installation,
has been correctly applied to the relay.
NOTE! The trip circuit should remain isolated during these checks to prevent accidental
operation of the associated circuit breaker.
12.5.3.1 Demonstrate correct protection operation
The above tests have already demonstrated that the protection is within calibration, thus the
purpose of these tests is as follows:
To conclude that the primary function of the protection can trip accord ing to the correct
application settings.
To verify correct setting of all related protective elements.
12.5.3.2 Overcurrent Protection Check
This check, performed the stage 1 overcurrent protection function in the No.1 setting group,
demonstrates that the relay is operating correctly at the application-specific settings.
12-8
State without energized
Date: 2014-04-08
State with energized
PCS-9611 Feeder Relay
Correct?
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