SNUPPS

SNUPPS is an acronym standing for Standardized Nuclear Unit Power Plant System. It refers to a 4-loop PWR reactor design produced by Westinghouse in the 1970s. The design was developed for 4 USA utilities, and plants were built at Callaway and Wolf Creek. The UK plant at Sizewell B was also based on SNUPPS but with significant modifications, such as a passive Emergency Boration System.