then 7 minutes of standby)

DDC 15-4 AR-PV/E/C-F-31U2U2FG The SMART Digital DDC is a compact positive displacement

DDA 60-10 AR-PVC-L/V/C-F-31U3U The SMART Digital DDA is a compact positive displacement

and the system is operational

5-16 FCM-PVC/E/C-F-31U2U The SMART Digital DDA is a compact positive displacement

valvola multifunzionale 95730811 then 7 minutes of standby)Compact valve unit for direct mounting on the pump discharge connection. Multifunction valves combine four functions: 1. Constant counter pressure and anti siphoning 2. Pump protection through pressure relief 3. Deaeration of pump head during start up 4. Emptying of discharge line