Compliant with ASME Section III and RCC-M design codes, Edward Equiwedge flexible split wedge gate valve is the industry standard for fast-acting, reliable isolation of main steam or main feedwater lines.
Installed base-proven design with over 600 Equiwedge gate valves, MSIVs, and MFIVs installed in operating nuclear power generation plants
Minimized closing time that is 100% verifiable prior to plant startup or during outages to ensure safe shutdown of reactor to prevent meltdown
Gas/hydraulic actuator design provides ability to close valve within 3 to 5 seconds of receipt of signal
Maximized actuator readiness designed with self-contained stored energy and critical component redundancies
Extended service life enabled by simplified modular design with no external hose or piping connections and a 12-year maintenance cycle
EQUIWEDGE MAIN FEEDWATER ISOLATION VALVE Specifications: