sp 3a 25 10052125 The VFI is the industrial

The VFI is the industrial version (4-20 mA output) of the Grundfos vortex flow meter range

non-inflammable and nonexplosive liquids

where gravity sewage systems are not available

A pressure sensor monitoring changes in the water consumption signals the speed controller to change motor speed to adapt performance to the new state

alternating operation of two pumps

sp 3a 25 10052125 The VFI is the industrialSubmersible 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