Bulletin 80-06: Engineered Safety Feature (ESF) Reset Controls
… Circumstances: On November 7, 1979, Virginia Electric and Power Company (VEPCO) reported that following initiation of Safety Injection (SI) at North Anna Power Station Unit 1, the use of the SI Reset pushbuttons alone … discovery of similar designs in ESF-actuated components at Surry Unit 1 and Beaver Valley; where it has been found that …