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The diaphragm is coupled hydraulically via a precise gear-eccenter-tapet-system to a high efficiency AC motor
non-aggressive liquids without solid particles or fibres
DDA 30-4 FCM-PVC/T/C-F-31I002F The SMART Digital DDA is a compact positive displacement
4301 (AISI 304)
a double mechanical seal and a high chrome stainless steel semi-open impeller type for maintained performance
pressure relief valves 95730778 The diaphragm is coupled hydraulicallyPressure 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.
