WSC delivered Containment, Circulating Water and Exciter model upgrades to APS Palo Verde training simulator enhancing simulator fidelity in both normal and abnormal operations. Exciter process model was delivered with emulated GE Mark VIe logic and control due to the number of applications needed for this simulator. The APS simulator load is used on two full scope simulators and 18 WSC 3KEYTOUCH units which can be use independently or chained together to mimic a control room.