Part 21 Report - 1996-820
… CIRCUIT BREAKERS WITH INCORRECTLY INSTALLED DC SHUNT TRIP UNITS AND MISSING SHUNT TRIP BARRIERS CALLAWAY IDENTIFIED A DEVIATION DURING TESTING OF 6 TYPE … 6 REFERENCED ABOVE) HAD BEEN SHIPPED ONLY TO THE CALLAWAY PLANT. SUBSEQUENT OPERABILITY OF THESE BREAKERS AFTER A TRIP …