These horizontal pumps, for their construction, after the first filling, are able to self-primes automatically also with the suction pipe empty and without the re-quirement of the bottom valve.
Particularly suitable for the transfer operations of non-viscous liquids with suction lift up to 5 meters, to be reduced in accordance with their specific weight and value of the vapor pressure. Another important use is in the discharge of chemicals from tankers because, in the final phase, there is no risk of dry running.
The open impeller construction makes them suitable for the carriage liquids with solids.