pressure relief valves 95730778 DDA 30-4 FCM-PVC/T/C-F-31I002F The SMART

DDA 30-4 FCM-PVC/T/C-F-31I002F The SMART Digital DDA is a compact positive displacement

The diaphragm is coupled hydraulically via a precise gear-eccenter-tapet-system to a high efficiency AC motor

4301 (AISI 304)

a double mechanical seal and a high chrome stainless steel semi-open impeller type for maintained performance

pressure relief valves 95730778 DDA 30-4 FCM-PVC/T/C-F-31I002F The SMARTPressure relief valves protect the pump in case of too high counterpressure. They are installed in the discharge line near the pump, using the 2 in line connections. The side connection leads the relief liquid back into the tank.