Operation mode switch key between manual and pulse

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

5-16 FCM-SS/T/SS-F-31AAI The SMART Digital DDA is a compact positive displacement

an external thermal switch must be connected (contact Grundfos)

DDA 30-4 AR-PVC/E/C-F-32U2U2FG The SMART Digital DDA is a compact positive displacement

sp 7 12 98699152 Operation mode switch key betweenSubmersible borehole pump, suitable for pumping clean water. Can be installed vertically or horizontally. All steel components are made in stainless steel, EN 1. 4301 (AISI 304), that ensures high corrosive resistance. This pump carries drinking water approval. The pump is fitted with a 1. 5 kW MS402 motor with sand shield, lip seal, water lubricated journal bearings and a volume compensating diaphragm. The motor is a canned type submersible motor