PJM Transmission Test Questions with Correct Answers 2024

PJM Transmission Test Questions with Correct Answers 2024 When is Manual Load Dump Warning issued? - Correct Answer available primary reserve capacity is less than the largest operating generator or the loss of a transmission facility jeopardizes reliable operations after all other possible measures are taken to increase reserve Why is a Voltage Reduction used? - Correct Answer PJM dispatcher issues the order for a 5% voltage reduction on the DISTRIBUTION system. Used to increase transmission system voltages by lowering the distribution system voltages When is Primary Reserve Warning issued? - Correct Answer The purpose of the Primary Reserve Warning is to warn members that the available primary reserve is less than required and present operations are becoming critical. It is implemented when available primary reserve capacity is less than the primary reserve requirement, but greater than the synchronized reserve requirement. At what Frequency (Hz) do generators trip offline due to under frequency? - Correct Answer 57.5 Hz When is Minimum Generation Alert issued? - Correct Answer Minimum Generation Alert is implemented when the expected generation level is within 2,500 MW of normal minimum energy limits. Under normal conditions, when is a generator considered Fuel Limited Generation? How many hours of run time left? - Correct Answer Generally, any fuel or resource restricted unit (< 72 burn hours at max capacity, see Section 6 of this manual) should be classified as Fuel Limited Generation. What category should Furl Limited Resources be placed in during a Cold or Hot Weather Alert? - Correct Answer Units bid to the PJM Market when Conservative Operations/Cold or Hot Weather Alert have been declared and PJM Dispatch requests Fuel Limited Resources be placed into the Maximum Emergency Generation Category. At what projected temperature will PJM issue a Hot Weather Alert? - Correct Answer 90 degrees F or more