,10/23/24, 6:53 AM SOS NERC PREP - RELIABILITY EXAM LATEST 2024 ACTUAL EXAM 620 QUESTIONS AND CORRECT DETAILED ANSWER…
The Reliability Coordinator A) Increase Net Interchange Schedule by 20 MWs.
just informed you of a
slow time error correction
which will begin at the top
of the next hour. Your EMS
system will not let you
change your scheduled
frequency. Your Frequency
Bias Setting is -100
MW/.1Hz. What action
should you take?
A) Increase Net
Interchange Schedule by
20 MWs.
B) Inform the Reliability
Coordinator that you
cannot participate in the
time error correction.
,10/23/24, 6:53 AM SOS NERC PREP - RELIABILITY EXAM LATEST 2024 ACTUAL EXAM 620 QUESTIONS AND CORRECT DETAILED ANSWER…
A Balancing Authority has C) 1 & 4
a sudden loss of a large
block of load in its area.
This loss will be seen
instantaneously in the
change of which of the
following values?
1. Actual Net Interchange
2. Scheduled Frequency
3. Scheduled Net
Interchange
4. Area Control Error
A) 4 only
B) 1 & 3
C) 1 & 4
D) 3 & 4
Metered Data included in A) Tie lines readings
the calculation of ACE are:
dynamic schedules,
pseudo ties, actual
frequency, and all __________.
A) Tie lines readings
B) Generators output
C) Scheduled frequency
indications
D) Transformer load
, 10/23/24, 6:53 AM SOS NERC PREP - RELIABILITY EXAM LATEST 2024 ACTUAL EXAM 620 QUESTIONS AND CORRECT DETAILED ANSWER…
Balancing Authority A is A) -100
currently reading a system
frequency of 60.00 Hz. Its
Net Actual Interchange is
+100 MW and its Net
Scheduled Interchange is
+200 MW. If Balancing
Authority A's frequency
bias setting is 100 MW/0.1
Hz, what is ACE?
A) -100
B) 0
C) 10
D) 100
A Balancing Authority has B) 25 MWs in
a Net Interchange
Schedule of -250 MWs
from 1200 to 1600 on a
summer day. The Net
Interchange Actual for
those same hours
respectively were -230
MW, -275 MW, -250 MW
and -270 MW. What was
the Balancing Authority's
Inadvertent Interchange
for the 4-hour period?
A) 6 MWs out
B) 25 MWs in
C) 25 MWs out
D) 6 MWs in
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