Built-ill self-priming valve, not very sensitive to the impurities.
Self-priming up to 8m.

Pump body and Impellers  in stainless steel  AISI-304.
Motor shaft in stainless steel AISI 420.
Pump Shaft in Stainless steel AISI 304.
Diffusers in stainless steel AISI 304.
Suction and discharge moutings in cast steel or cast iron
Mechanical Seel in graphite and Alumine
Motor housing in aluminum L-2521
Windings impregnated with epoxy resin.

Asynchronous, two poles.
IP55 protection.
Class F insulation
Continuous operation.
Single phase version built-in thermal protection.      

EQ Features 
Various control modes (pressure, distant pressure, temperature)  Excellent energy-saving  Installation at All standard three phase inducement electromotor is possible  Easy to remodel original pump  Including pump, motor protection function.  Easy to install and operate  Until 6 vehicles can be connected to each pump (tandem operation)