NERC Test Questions With Verified Answers

According to Nerc Standards, an emergency interchange transaction can be exempt from tagging if it is less than_________________ - Answer 60 minutes A BA or LSE that requests an EEA 3 must complete and EEA 3 report and submit it to the RC within how many days - Answer 2 business days During restoration efforts load pick-ups should not exceed_____________ percentage of synchronized generation capacity - Answer 5% What are the two components that a system operator should be aware of for controlling frequency during a system restoration if they are in an islanded situation - Answer load and generation What system was put in place to provide RC's with a mechanism to handle energy deficiencies? - Answer Energy Emergency Alerts If due to a reliability event, an interchange transaction must be modified, how long does the Sink Balancing Authority have to modify the tag? - Answer withing 60 minutes of the start of modification What is an example of a disturbance that has caused you system to become islanded? - Answer Frequency Fluctuations What is an instance is which you use manual load shedding? - Answer Continuous decline in frequency What actions should be implemented during a EEA 2 - Answer Schedule emergency assistance, recall all non-firm exports, start all available generation What would be an appropriate situation for a system operator to shed load? - Answer Transmission facility is overloaded, voltages are rapidly decaying, and no other situations are available If an RC issues you a directive to implement when should it be implemented? - Answer Without delay, within 30 minutes Each Operating Authority should periodically practice________________ - Answer Simulated emergencies If a Transmission Operator has an anticipated emergency condition, it shall inform_________________ - Answer Its RC and any other potentially affected Transmission Operators How often shall the Transmission Operator and BA review and update each emergency plan___________ - Answer Annually According to Nerc Standards, emergency plans must include interim provisions if it is expected to take more than how many minutes to implement the contingency plan for loss of primary control facility - Answer 60 Which EEA is used to announce the change in transmission service priority? - Answer EEA 2 Who is the only entity that can declare an EEA? - Answer Reliability Coordinator Who must a system operator receive approval from to manually shed load? - Answer No one Automatic load shedding schemes should consider the following 3 things........ - Answer frequency, the rate of frequency decay, the rate of voltage decay Blackstart capabilities should be verified by______________ - Answer periodic testing Synchroscopes should be calibrated in_____________ - Answer degrees What type of relay is relay 87? - Answer Differential relay If Ace is -50 before a disturbance it must return to____________ - Answer -50 The disturbance recovery period is__________ minutes after the start of of a reportable disturbance. - Answer 15 What are the 3 types of AGC? and what is AGC? - Answer Constant Frequency, Constant Interchange, Tie-line Bias What type of relay is relay 21? - Answer Distance relay Each BA shall operate its AGC on? - Answer Tie-line frequency bias What type of relay is relay 64 - Answer Ground relay If ACE is 50 before a disturbance it must return to______________ - Answer 0 An_____________is a contract between a PSE and another party to purchase or sell energy - Answer interchange the purpose of this to ensure that BA implement the interchange as agreed upon in the interchange confirmation process - Answer INT-009 What are the types of relays? - Answer protective, auxiliary, monitoring, programming, regulating What are examples of protective relays? - Answer overcurrent, ground, differential, distance the purpose is to ensure dynamic schedule and psedo-ties are communicated and accounted for appropriately in congestion management procedures - Answer INT-004