Information Notice No. 90-25: Supplement 1: Loss of Vital AC Power With Subsequent Reactor Coolant System Heat-Up
… Residual Heat Removal System During Mid-Loop Operations at Vogtle Unit 1 on March 20, 1990," dated June 1990. … administrative control. Two previous events at other plants that bear a similarity to the Vogtle incident are … pole for a 230-kV feeder line causing a phase-to-ground electrical fault and the loss of vital ac power. The damage …