NERC cheat sheet questions with correct answers
3 phase power equation CORRECT ANSWER √3 x V x I x Power factor Total power equation CORRECT ANSWER S = √3 x V x I Generator rpm equation CORRECT ANSWER N = 120xF/P Droop Equation CORRECT ANSWER Generator Capacity/Droop setting = Response/Change in frequency (Hz) 1% drop in what is 2 % drop in load CORRECT ANSWER Frequency 5% drop in voltage is __________ drop in load? CORRECT ANSWER 3% How much manual load must be shed to be reportable? CORRECT ANSWER 100MW Loss of ________ MW or more firm load is reportable? CORRECT ANSWER 300 mw ___________% load shed during islanded conditions will restore frequency by 1 hz CORRECT ANSWER 6-10%
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nerc cheat sheet questions with correct answers
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