Davey D25VA Pump

Semi vortex, open impeller, centrifugal pump useful for grey water and water pumping, sump emptying, septic effluent disposal, and the pumping of light slurries and factory waste.

Features and benefits

• Semi vortex, open impeller, centrifugal design – able to pump soft solids in suspension and is less susceptible to blockage
• D25VA features a special recirculation port to keep soft solids agitated in sump, improving ability to pump away such solids.
• Single mechanical shaft seal in oil bath with hard faced silicon carbide/ceramic seal on pump side.
• Added motor protection
• Long service life
• Sand slinger lip seal
• Corrosion resistant 304 stainless steel motor shell, shaft, strainer and fasteners with a high quality paint finish
• Attractive, lasting appearance
• Automatic resetting thermal overload which protects it against overloading
• HO7RNF oil resistant leads, 10 metres long with 3 pin power plug – easy to connect to power supply and longer life in dirty water

Materials of construction

Impeller: Polycarbonate

Pump casing: glass filled polycarbonate

Mechanical seal (pump end): Silicon carbide / ceramic oil in bath

Mechanical seal: Carbon / ceramic

Shaft seal elastomer: Nitrile rubber

Pump shaft: 304 stainless steel

O-rings: Nitrile rubber

Motor shell: 304 stainless steel

Handle: 304 stainless steel

Fasteners: 304 stainless steel

Float & power supply leads: HO7RN-F oil resistant
 

Operating limits

Capacities: 240 lpm

Heads to: 7.5m

Maximum submergence: 12m

Maximum operating temperature: 50ºC

Maximum soft solids: 25mm O.D.

Complete specifications for Davey D25VA pump