Sunday, 6 October 2013

Submersible Pumps


 Pumps :

          Submersible pumps are found in many applications. Single stage pumps are used for drainage, sewage pumping, general industrial pumping and slurry pumping. They are also popular with pond filters. Multiple stage submersible pumps are typically lowered down a borehole and used for water abstraction, water wells and in oil wells.
Submersible pumps are used in applications, including sewage treatment plants, seawater handling, groundwater pumping, fire fighting (since it is flame retardant cable), borehole drilling and pumping, water well and deep well drilling, offshore drilling rigs, artificial lifts, mine dewatering, irrigation systems, and water supply systems.
Special attention to the type of ESP is required when using certain types of liquids. Pumps used for combustible liquids or for water that may be contaminated with combustible liquids must be designed not to ignite the liquid or vapors.

Cables : 
A submersible pump cable is a specialized product to be used for a submersible pump in a deep well, or in similarly harsh conditions. The cable needed for this type of application must be durable and reliable as the installation location and environment can be extremely restrictive as well as hostile. As such, submersible pump cable can be used in both fresh and salt water. It is also suitable for direct burial and within well castings. A submersible pump cable's area of installation is physically restrictive. Cable manufacturers must keep these factors in mind to achieve the highest possible degree of reliability. The size and shape of submersible pump cable can vary depending on the usage and preference and pumping instrument of the installer. Pump cables are made in single and multiple conductor types and may be flat or round in cross section; some types include control wires as well as power conductors for the pump motor. Conductors are often color-coded for identification and an overall cable jacket may also be color-coded.

Major types of cable include:

In 3&4 Core cable as per right side SPC types image shown, Plain Copper/Tinned Copper used as conductor.
  • PVC 3&4 Core Cable
    • Flat Cable
    • Round Cable
  • Rubber 3&4 Core Cable
    • Flat Cable
    • Round Cable
  • Flat Drincable
  • HO7RN-F Cable


    Video of submersible pump


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