Applicable in both slightly polluted and heavily polluted water with larger solids. These pumps can operate continuously if the motor is 2/3 submerged. These pumps are made of cast iron (EN GJL200) with cast iron vortex impeller. Motor class F with IP68, Click-son 130°C. The double mechanical gasket consists of a mechanical seal on the motor side and a SiC/SiC-viton shaft seal (silicon carbide) rotating in a separate oil bath on the impeller side. The pumps are supplied with standard 10 meters of cable H07RN-F ; 230 V types with an external capacitor box and plug (2-pole, 2850 tr/min). Atex explosion-proof design (CE 2049 Ex II 2 G Ex d c IIB T4 X).