NERC SOS /356 EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS ) ARATED. As a Transmission Operator, you realize that the voltage level is starting to decline in the North West part of the system. Which of the following devices should you, as a Transmission Operator, be able to operate, and/or have another entity operate to raise the voltage level back to normal in the North West part of the system? Generator Reactive Output Transformer Underload Tap Changers All answers are correct Shunt Capacitor Banks - ANSWER-NERC Standard VAR-001 states, "Each Transmission Operator shall operate or direct the operation of capacitive and inductive reactive resources within its area - including reactive generation scheduling; transmission line and reactive resource switching; and, if necessary, load shedding - to maintain system and Interconnection voltages within established limits." - NERC Standard VAR-001 All answers are correct One of the functions of underfrequency load shedding is to ______________ within an electrical island that may have been created by a system disturbance.establish balance between load and interchange balance generation and load stabilize balance between generators stabilize the Interconnection - ANSWER-EPRI 4.8 Underfrequency Load Shedding (UFLS) When disturbances result in power system islands, there is no guarantee that