The shaft seal is according to EN 12756

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

robust pumps for applications requiring reliable dosing capability

You can use the insulating shells for both stainless-steel and cast-iron pumps

anti-seizing system

sp 9 40 98699043 The shaft seal is accordingSubmersible 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 7. 5 kW MS6000 motor with sand shield, mechanical shaft seal, water lubricated journal bearings and a volume compensating diaphragm. The motor is a canned type