5. Glossary

External influences

External high-voltage influences include all non-electrical conditions that can affect electrical installations.

Earth connection

Conductive part, which can be embedded in the ground or in a particular conductive medium, e.g. concrete, in contact with the earth.

Protective conductor (PE)

A conductor prescribed in certain protective measures against electric shock and designed to electrically connect certain following parts:

• masses ;

• conductive elements ;

• main earth terminal ;

• earthing ;

• earthed supply point or artificial neutral point.

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