CLA-VAL 50-71 : Pressure Relief - Pressure Sustaining Valve with Anti-Cavitation Kit
The CLA-VAL 50-71 (Sustaining Service) is typically
installed in a line between an upper zone and a lower area
of heavy demand or tank, the valve acts to maintain desired
upstream pressure to prevent “robbing” of pressure in
upper zone.
The CLA-VAL 50-71 (Relief Service) is installed to protect
the system or installations against high pressure surges
when pumps are shut down. The valve is installed near the
pump on a line discharging to atmosphere.