valvola multifunzionale 95730809 Grundfos Digital Sensor input and

Grundfos Digital Sensor input and output

The motor includes a frequency converter and PI controller in the motor terminal box

lead the relief line of a PRV or MFV back into the suction line

multistage

DDA 12-10 FC-PVC/T/C-F-31U2U2F The SMART Digital DDA is a compact positive displacement

valvola multifunzionale 95730809 Grundfos Digital Sensor input andCompact 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