Description

alternating operation of two pumps

2 pump connections (Hose 9/12 mm 6)

for deaeration

DDA 30-4 FCM-PV/E/C-F-31U2U2FG The SMART Digital DDA is a compact positive displacement

pressure relief valves 95730782 alternating operation of two pumpsPressure 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.

Exchange/Return Notes

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