Single and twin impeller centrifugal pumps

DWO

DWO - Single and twin impeller centrifugal pumps

Centrifugal pump with open impeller in AISI 304 stainless steel made by hydroforming. The radial flow impeller also makes it suitable for pumping liquids that are not completely clean but with solid parts up to 19 mm in diameter. Read more

Features

Compact dimensions

Sturdy construction

Silent

Centrifugal pump fitted with an open radial flow impeller in AISI 304 stainless steel, also making it suitable for pumping liquids that are not completely clean, but with solid parts up to 19 mm in diameter.
The DWO electric pump's pressed AISI 304 pump body is obtained through the hydroforming process, providing sturdy construction, hydraulic efficiency and reliability.
For further technical information see the Databook

• Washing of vegetables, meat, fish and molluscs
• Industrial end-of-cycle washing systems, washing and surface finishing of metal pieces, cans, washing of bottles, jars, glass containers, crates, and baskets, etc.
• Communal dishwashers, glasswashers, cup washers, spray booths
• Liquid handling, evacuation and transfer

Technical data

Flow rate	from 6 to 66 m³/h
Total head	17.5 to 5.1 m
Max. working pressure	8 bar
Max. temperature of the liquid	-15°C ÷ +75°C for H, HS, HW, HSW versions -15°C ÷ +120°C for std version
Poles	2
Max. solids passage	19 mm
Insulation class	F
Protection degree	IP55
Voltage	Single-phase 1~230V ±10% Three-phase 3~230/400V ±10%

Materials

Pump body	Stainless steel AISI 304 (EN 1.4301)
Impeller	Stainless steel AISI 304 (EN 1.4301)
Shaft	Stainless steel AISI 304 (EN 1.4301)
Mechanical seal	Standard = Ceramic/Carbon/NBR H = Graphite/Ceramic/FPM HS = Silicon Carbide/Silicon Carbide/FPM HW = Tungsten Carbide/Tungsten Carbide/FPM HSW = Silicon Carbide/Tungsten Carbide/FPM
Motor support	Aluminium