New ABB Relay Retrofit Program to Modernize Protection and Control System
February 27, 2023 Since the 1980s, ABB has installed more than 700,000 SPACOM relays used for power system protection and reliable power system operation world-wide. With the older generation of relays now aging, ABB has been actively developing new technology and expanding its service portfolio to replace select SPACOM relay types with REX610 relays. REX610…