PJM TEST TO PRACTICE QUESTIONS & ANSWERS
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 - Answers - 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 - Answers - B. 30
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 - Answers - 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 - Answers - 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 - Answers - 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 - Answers - 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%
- Answers - 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 - Answers - 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 - Answers - 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 - Answers - B. 3 business days
Your outage scheduling group has scheduled a planned outage to start today at 0800.
Unfortunately due to weather, the outage will not start until tomorrow at 0700. What
must you do in order to update the outage in the eDart application?
A. Leave the start time unchanged
, B. Enter a new outage ticket for the equipment with the new start time
C. Request that PJM unlock the ticket in eDart and revise the ticket
D. Cancel the outage ticket - Answers - C. Request that PJM unlock the ticket in eDart
and revise the ticket
Which of the following information would you NOT report on a Reactive Reserve
Check?
A. MVAR reserve on generators that are synchronized
B. MVAR output of generators that are synchronized
C. MVAR available on quick-start generators
D. Unconnected transmission capacitors' MVAR capability - Answers - B. MVAR
output of generators that are synchronized
PJM Transmission Operators are required to provide PJM with four sets of thermal
limits for all facilities monitored by PJM. Which of the following is NOT one of the four?
A. Actual
B. Normal
C. Short-term emergency
D. Load dump - Answers - A. Actual
The PJM system operator finds that a 230 kV transmission line is over its normal limit.
How long does the operator have to return the line to within its normal limit?
A. Immediately
B. 5 minutes
C. 15 minutes
D. 30 minutes - Answers - C. 15 minutes
When would PJM issue a Heavy Load Voltage Schedule?
A. When loads are heavy and bulk power voltage levels are expected to be low
B. When Virginia Power or NY-ISO is experiencing high loads
C. When a PJM member system is experiencing a new system peak load
D. When PJM has projected that they will experience problems in meeting their CPS
criteria - Answers - A. When loads are heavy and bulk power voltage levels are
expected to be low
Which temperature range makes up the PJM "Summer Value" temperature sets?
A. 41°F to 77°F
B. 50°F to 77°F
C. 68°F to 86°F
D. 68°F to 95°F - Answers - D. 68°F to 95°F
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 - Answers - 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 - Answers - B. 30
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 - Answers - 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 - Answers - 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 - Answers - 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 - Answers - 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%
- Answers - 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 - Answers - 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 - Answers - 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 - Answers - B. 3 business days
Your outage scheduling group has scheduled a planned outage to start today at 0800.
Unfortunately due to weather, the outage will not start until tomorrow at 0700. What
must you do in order to update the outage in the eDart application?
A. Leave the start time unchanged
, B. Enter a new outage ticket for the equipment with the new start time
C. Request that PJM unlock the ticket in eDart and revise the ticket
D. Cancel the outage ticket - Answers - C. Request that PJM unlock the ticket in eDart
and revise the ticket
Which of the following information would you NOT report on a Reactive Reserve
Check?
A. MVAR reserve on generators that are synchronized
B. MVAR output of generators that are synchronized
C. MVAR available on quick-start generators
D. Unconnected transmission capacitors' MVAR capability - Answers - B. MVAR
output of generators that are synchronized
PJM Transmission Operators are required to provide PJM with four sets of thermal
limits for all facilities monitored by PJM. Which of the following is NOT one of the four?
A. Actual
B. Normal
C. Short-term emergency
D. Load dump - Answers - A. Actual
The PJM system operator finds that a 230 kV transmission line is over its normal limit.
How long does the operator have to return the line to within its normal limit?
A. Immediately
B. 5 minutes
C. 15 minutes
D. 30 minutes - Answers - C. 15 minutes
When would PJM issue a Heavy Load Voltage Schedule?
A. When loads are heavy and bulk power voltage levels are expected to be low
B. When Virginia Power or NY-ISO is experiencing high loads
C. When a PJM member system is experiencing a new system peak load
D. When PJM has projected that they will experience problems in meeting their CPS
criteria - Answers - A. When loads are heavy and bulk power voltage levels are
expected to be low
Which temperature range makes up the PJM "Summer Value" temperature sets?
A. 41°F to 77°F
B. 50°F to 77°F
C. 68°F to 86°F
D. 68°F to 95°F - Answers - D. 68°F to 95°F
