Davey DT22G Submersible Grinder Pump 415V SKU: DT22G PRODUCT DESCRIPTION Submersible pump consisting of a solids handling grinder inlet with a high head open impeller to pump waste water containing soft solids in suspension. APPLICATIONS • Grey & Black Water Pumping • Sump Emptying • Septic effluent & sewage disposal • Pumping of waste water with soft solids in suspension FEATURES PUMP Heavy duty shredding and grinding ring at inlet. Centrifugal design, open impeller. Double Mechanical shaft seal in oil bath. Hard faced Silicon Carbide / Ceramic seal on pump side. Sand slinger lip seal for added protection. O-ring casing sealing. Corrosive resistant stainless steel and quality heavy duty powder coated cast iron pump parts. Seal sensor leads fitted for easy connection to a protection relay to enable timely repairs prior to motor damage. Pump Weight: 49Kg MOTOR 2 pole, 2900rpm 50Hz 240 volt single phase or 415 volt three phase. Submersible with IPx8 enclosure. 10 metre HO7RN-F oil resistant power lead and seal sensor lead fitted with bared wire lead ends for easy connection to power supply terminations. Class E insulation. Protected against both high operating temperatures and high current by a built in automatically resetting thermal overload. OPERATING LIMITS Capacities 290 lpm Head to 38m Max. submergence 25m Max. operating temperature 50oC Suitable Fluids Sewage or “Grey Water” of neutral pH containing up to 20% soft organic solids (some wear should be expected while pumping hard solids in suspension). BENEFITS Able to pump soft organic solids, sanitary products, thin rubber products and even some textiles in suspension, by shredding to a slurry • Open impeller prevents blockage of the pump by small solids in the slurry • High heads and small solids allow connection to small discharge pipe systems, especially suited to pumping waste water to pressure sewer mains • Silent operation • Quick and easy installation • Hose tail supplied with every pump • Low maintenance • Fully repairable • Mounting feet with rubber cushions fitted for a firm and stable positioning during installation and operation for D75G/GA, DT08G, D120G/A, D150G/A, DT12G & DT15G. • Adaptable to slide rails ACCESSORIES These optional accessories are available: • Slide rail kit – P/No SR50 • Seal Sensor relay, allows connection to contactor warning system – Part No. 49076 • Auto float switches are fitted to D75GA, D120GA & D150GA models • Separate automatic control panels available for single or multiple pump installations ELECTRICAL DATA Electrical lead: 10m Phase: Three Volts: 380-415 kW (nameplate): 2.2 Amps – FL: 4.9 Insulation: E class
