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Supplementary Bonding Essay

  • Submitted by: nesn05
  • on August 9, 2015
  • Category: Miscellaneous
  • Length: 2,815 words

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Below is an essay on "Supplementary Bonding" from Anti Essays, your source for research papers, essays, and term paper examples.

BONDING
6

Supplementary
equipotential bonding
by Mark Coles
Questions relating to the
requirements for
supplementary
equipotential bonding are
frequently asked; a very
common one is where
should it be installed.
This article looks at the
requirements for
supplementary equipotential
bonding in BS 7671:2008,
where supplementary
equipotential bonding
should be installed and
offers help on the process of
evaluation.
TERMINOLOGY
Firstly it is important that
,
the terminology is correct.
Earthing and bonding are
two different concepts yet the
terms are often used together.
Once we have established
that "earth-bonding"* is
a nonsensical expression and
should never be used, we
can look at the requirements
of supplementary
equipotential bonding in
BS 7671:2008.

*Earthing and bonding
are two separate concepts
Earthing
Connection of the exposedconductive-parts of an
installation to the main
earthing terminal of that
installation.
An example of earthing is
where the metallic outer-case
of a class I appliance is
connected by the circuit
protective conductor to the
means of earthing
providing a safe path
for fault or high
leakage/high protective
conductor currents.
Equipotential
bonding
Electrical connection
maintaining various
exposed-conductive-parts
and extraneous-conductiveparts at substantially
the same potential.
There are two types of
equipotential bonding
conductor:

IET Wiring Matters | Summer 08 | www.theiet.org

Courtesy of Yorkshire Water

concepts were introduced
and many existing practices
were expanded or enhanced one of those being
supplementary equipotential
bonding. To a great extent,
the 15th Edition was based
on CENELEC harmonised
documents (HDs) (more so
now with the introduction of
the 17th Edition).

Main protective bonding
conductor Used to connect
extraneous-conductive-parts,
such as a metallic water
pipe, to the main earthing
terminal.
Supplementary
equipotential...

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Supplementary Bonding. Anti Essays. Retrieved December 13, 2018, from the World Wide Web: http://parimatch-stavka7.com/free-essays/Supplementary-Bonding-759892.html


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