DRE dirty water submersible pumps

DRE dirty water submersible pumps

Product Code : SUB-8

Pump application:           
This range of heavy duty cast iron submersible pumps are suitable for both domestic and commercial use.   These pumps are approved for Class1, Zone 2 use.   This means that the pumps can be used for example in underground car parks pumping water containing oily substances.      It is also suitable for pumping detergents, soaps, emulsifiers and is ideal for pumping clear water or dirty water without solids such as from flooded basements and pits.   Easy to install.  Equipped with or without float switches, complete with mechanical seals and ball bearing motors with inbuilt overloads.  available with horizontal and vertical outlet configurations.              
                 
Performance data:           
Performance curves are based on a kinematic viscosity value of 1mm2/s and a density of 1000 Kg/m3 at 20ºC.           
           
  - Flow rates up to 45m3/h.           
  - Heads up to 18m.           
  - Fluids must be clean and free from suspended abrasive particles and solids.           
  - Maximum fluid temperature: +40ºC.           
  - PH of fluid: 6 to 10.           
  - Rotational speed: 2900rpm.           
  - Maximum immersion depth: 20m           
  - Stainless steel filter mesh with 10 x 20 mm free passage.           
           
Motor:           
The driving motor is an asynchronous, closed squirrel cage type, designed for continuous duty.           
           
  - With in-built thermo-amperometric protection.            
  - Class of insulation: F.           
  - Degree of protection: IP68.           
  - Maximum number of start-ups: 20 per hour.           
           
Installation:           
The pump is to be installed in an upright position for both fixed and portable plants.  Do not run your pump dry.  To prevent damage, use a rope or chain to position and retrieve your pump - never use the electric cable for this purpose.  For a typical installation see page 4 of 4 of this document.           
           
Caution:           
Don't use this pump for recirculating or filtering pools, spas, etc.   While these pumps are built to a high safety standard, they are not approved for installations where people will be in the water while they are operating.      
     

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