after-run function

for high-viscosity or degassing liquids

DDA 17-7 AR-PV/E/C-F-32U2U2FG The SMART Digital DDA is a compact positive displacement

The motor is a 1-phase motor with sand shield

Input for low-level and empty-tank signal

pressure valve 99229033 after-run functionPressure valves provide a constant counterpressure and prevent siphoning Opening pressure is fix at 3 bar. They are particularly required for DDA FC or DDA FCM pumps at very small flow rates. Pressure valves are installed either directly on the pump discharge side, or on the pressure relief valve. Spring material is Alloy C 4 (NiMo16CrTi, material number 2. 4610).