Information Notice No. 83-43: Improper Settings of Intermediate Range (IR) High Flux Trip Setpoints
… RANGE (IR) HIGH FLUX TRIP SETPOINTS Addressees: All nuclear power facilities holding an operating license (OL) or a … IR high flux bistables to trip at 30% power or less. The station's reactor engineer was promptly notified of the … 3 of 3 power. More recently the NRC has been informed that Surry Units 1 and 2 had conditions similar to those at North …