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PJM TRANSMISSION EXAM STUDY 2025 QUESTIONS AND ANSWERS During System Restoration, what is the optimal Frequency Range? ....ANSWER ...-59.75 - 61 Hz The 500 kV system has normal bus voltages between? - ....ANSWER ...-500 to 550 kV When Connecting 2 islands, the operator must match? - ....ANSWER ...-Voltage, Phase Angle and Frequency What are the Minimum Source Requirements for a 500kV line? (Gen/mile and load/mile) - ....ANSWER ...-30 MW Gen/mile of energized 500 kV and 20 MW Load/mile of energized 500 kV When will PJM issue a Minimum Generation Alert? (how many MW under normal operating limits) - ....ANSWER ...-When expected generation levels fall within 2500 MW of normal operating limits When a thunderstorm is nearing the BES should auto-reclosing be turned on? ....ANSWER ...-Yes What does SCADA stand for? - ....ANSWER ...-Supervisory Control & Data Acquisition ....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 1