RCD plugs GFCI plugs protects life
by Mengting Lin China purchase LEDRCD plugs GFCI plugs are a supplementary electrical safety device, either portable or wired
into electrical installations. They support properly designed electrical wiring
and equipment by sensing small electrical currents flowing to earth that may
cause electric shock or fire. In the event of such a fault, safety switches are
designed to disconnect the power supply before it can cause harm or property
damage. However, if a safety switch fails while dormant, it may fail in a way
that leaves electrical installation unprotected. It might fail to trip when a
fault occurs or not trip quickly enough to prevent serious effects of an
electric shock
The risk of fire is also reduced
because the RCD plugs GFCI plugs may detect defective wiring and equipment and disconnect the power,
even without a person receiving a shock. Ageing installations are linked to
dangerous tracking currents to earth that could cause a fire. Tracking currents
are possible across isolating material where surface pollution has dried
causing a conductive carbon build up10.
While, RCD plugs GFCI plugs do not provide protection against all electric shocks. Even in the
presence of a correctly operating safety switch, if a person contacts something
that is electrically live along with the neutral conductor, the current may
flow through their body and not to earth. In this situation there is no earth
fault current to make the safety switch trip operate. The device does not
protect in situations where current flows occur from active to neutral or
across phases, active to active.
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Created on Dec 31st 1969 18:00. Viewed 0 times.