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SAFETY INSTRUCTIONS
PROTECTIVE EARTH GROUND SYMBOL
This symbol identifies the terminal which is intended for connecting an external conductor for
protection against electric shock in case of a fault, or the terminal of a protective earth (ground)
electrode.
EQUIPOTENTIAL BONDING SYMBOL
This symbol identifies the terminals which, when connected together, bring the various parts of an
equipment or of a system to the same potential, not necesarily being the earth (ground) potential,
e.g. for local bonding.
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