REALITY OF GI PIPE EARTHING (1) - PowerPoint PPT Presentation

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REALITY OF GI PIPE EARTHING (1)

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We recommend not to choose GI electrodes because it can easily corrode and need more maintenance. As the time passes, machine to earth resistance or earth effective resistance increase. – PowerPoint PPT presentation

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Title: REALITY OF GI PIPE EARTHING (1)


1
REALITY OF GI PIPE EARTHING (KNOWN AS GI
ELECTRODE)
2
1. Galvanized Iron A Corrosive Material
GI electrodes are highly prone to underground
Corrosion and leads to oxidation in most
industrial Environments. They claimed superior
quality GI earthing pipe/electrode.
3
2. Corruption in manufacturing process
Today, many self-appreciated earthing
manufacturers are using GI water pipe which has
only thickness of 1.4 mm. They claimed the pipe
thickness of 2 mm to 4 mm.
4
3. Loopholes in manufacturing techniques
Practically, they are using pre-galvanized pipe
which has a coating micron of 15 -20
microns. They claimed hot-dip galvanized iron
pipe having 80-100 micron.
5
4. Taking under-size internal strip
They are putting short length Internal strip is
with under-sized strip dimension of 25X3
mm. They claimed full length strip of 50x6 mm in
3 meter electrode length.
6
5. Poor quality infill material
In place of conductive crystalline mixture, they
are filling an electrode with poor quality cheap
material like factory waste/ mud/ sludge / slag
etc. They claimed superior quality infill
material made up of graphite.
7
6. Low performing degraded compound
They are manufacturing earth enhancing compound
using sand/slag/ charcoal which is not a quality
product hence damaging an earthing system
reduces life of the conductor. They claimed best
quality product showing NABL accredited tested
as per IEC 62561-7.
8
7. Internal Rusting
After certain amount of time, zinc coating in
galvanized pipes eventually wears out. When this
happens, your pipes begin to corrode from the
inside out, which lead to a de-graded earthing
system. They claimed life 25 years of serving
life.
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