The motor versions EEx e and EEx de defined by Grundfos are certified by the manufacturers according to ATEX guidelines for electrical operating supplies
Intermittent (S3) operation between 40°C and 60°C liquid temperature is permitted up to 30% (3 minutes of operation
The dosing pump DMH 25x is certified according to the ATEX guideline RL 94/9/EC for non-electrical operating supplies
DDA 30-4 AR-PP/V/C-F-32I002FG The SMART Digital DDA is a compact positive displacement
The efficient SuperVortex impeller provides passage of long fibres and solids up to 100 mm and is suitable for wastewater with a dry matter content of up to 5 %
sp 46 7 15a36907 The motor versions EEx eSubmersible 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 11 kW MS6000 motor with sand shield, mechanical shaft seal, water lubricated journal bearings and a volume compensating diaphragm. The motor is a canned type