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PJM Test TO practice questions and answers 2025.
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PJM Test TO practice questions and answers 2025.
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PJM Test TO practice questionsand answers 2025
When SCADA data points are out of service for an extended period
of time, data should
Be updated manually by the operator at least every:
A. 10 minutes
B. 20 minutes
C. 30 minutes
D. 60 minutes
C. 30 minutes
PJM requires that LCCs that are starting an outage on reportable
transmission facilities must obtain PJM approval prior to removing
the facility from service. How many minutes prior to the
commencement of switching must be provided for PJM to study and
give final approval?
A. 15
B. 30
C. 45
D. 60
B. 30
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According to PJM emergency procedures, what two types of reserves
are monitored during a system restoration?
A. spinning and regulating
B. primary and secondary
C. dynamic and regulation
D. dynamic and synchronized
D. dynamic and synchronized
What are the under frequency relay settings for PJM member
companies?
A. 59.30 Hz, 58.90 Hz, 58.50 Hz
B. 59.50 Hz, 58.50 Hz, 57.50 Hz
C. 59.00 Hz, 58.00 Hz, 57.00 Hz
D. 59.70 Hz, 59.50 Hz, 59.30 Hz
A. 59.30 Hz, 58.90 Hz, 58.50 Hz
What two components make-up Contingency Reserve?
A. Synchronized and Non-synchronized
B. Non-synchronized and secondary
C. Synchronized and secondary
D. Non-synchronized and regulation
A. Synchronized and Non-synchronized
During restoration, if 500 kV transmission lines are being restored,
what are the minimum source requirements for load and
generation?
A. 10 MW of load per mile and 15 MW of generation per mile
B. 20 MW of load per mile and 30 MW of generation per mile
C. 25 MW of load per mile and 50 MW of generation per mile
D. 30 MW of load per mile and 50 MW of generation per mile
B. 20 MW of load per mile and 30 MW of generation per mile
During restoration situations, dynamic reserve generator load pick-
up factors are
defined as which of the following?
, A. Steam capacity -25%, Combustion Turbine capacity -15%, and
hydro capacity -5%
B. Steam capacity -5%, Combustion Turbine capacity -15%, and
hydro capacity -25%
C. Steam capacity -5%, Combustion Turbine capacity -25%, and
hydro capacity -15%
D. Steam capacity -15%, Combustion Turbine capacity -10%, and
hydro capacity -25%
C. Steam capacity -5%, Combustion Turbine capacity -25%, and
hydro capacity -15%
What are the time requirements for a PJM member to submit
planned transmission outages that are used for system planning
purposes?
A. 3 days prior to outage
B. 1 week prior to the outage
C. 1 month prior to the outage
D. 12 months prior to the outage
D. 12 months prior to the outage
If a 500 kV transmission line is scheduled to be removed from
service for a daily maintenance job, what is the minimum
notification time to get final approval from the PJM operator?
A. 15 minutes
B. 30 minutes
C. 24 hours
D. 72 hours
B. 30 minutes
What is the time limit for PJM members to submit transmission
outages for PJM approval?
A. 24 hours
B. 3 business days
C. 1 week
D. 90 days
B. 3 business days
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