EHC Flashcards
1
Q
Which of the following statements is true concerning the Turbine Setback Signal sent to the EHC system on a Reactor Power Cutback Actuation?
A. The Turbine Setback Signal is generated by a circuit that looks at steam header pressure and Tave.
B. The load limit potentiometer must be run down until the “LOAD LIMIT” light illuminates to reset the Turbine setback.
C. The Turbine Setback Signal drives the load set motor back at 480%/min until the reactor power cutback actuation signal clears.
D. The Turbine Setback seal-in contact in the EHC system is automatically cleared 10 seconds after the Reactor Power Cutback System is reset.
A
Answer: B
