IEC06000513-2-en.vsd
R
X
Underexcitation Protection
Restrain area
Z1, Fast zone
Z2, Slow zone
Test #1
Test #2
Test #3
Test #4
IEC06000513 V2 EN-US
Figure 50: Testing current and voltage corresponding to the apparent
impedance
13.4.6.2 Completing the test
SEMOD158873-46 v3
Continue to test another function or end the test by changing the TESTMODE setting to
Disabled. Restore connections and settings to their original values, if they were
changed for testing purposes.
13.4.7 Under impedance protection for Generator ZGVPDIS
GUID-F882501B-6A03-4409-BF70-DE1CF09E5541 v3
Prepare the IED for verification of settings.
Values of the logical signals for ZGVPDIS are available on the local HMI under Main
menu/Tests/Function status/Impedance/ZGVPDIS (21G, Z<)/
1:ZGVPDIS:ZGVPDIS. The Signal Monitoring in PCM600 shows the same signals
that are available on the local HMI.
1MRK 502 073-UUS A Section 13
Testing functionality by secondary injection
Generator protection REG670 2.2 ANSI and Injection equipment REX060, REX061, REX062 181
Commissioning manual
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