lightning arrester
A device used on electrical and telecommunications systems to protect the insulation…A device used on electrical and telecommunications systems to protect the insulation and conductors from the damaging effects of lightning. Typically, it has a high-voltage terminal and a ground terminal. When a surge travels along the power line to the arrester, the current from the surge is diverted through the arrester, in most cases to earth.
Meaning
1 sensesA device used on electrical and telecommunications systems to protect the insulation and conductors from the damaging effects of lightning. Typically, it has a high-voltage terminal and a ground terminal. When a surge travels along the power line to the arrester, the current from the surge is diverted through the arrester, in most cases to earth.
electrical device inserted in a power line to protect equipment from sudden fluctuations in current
Forms
plural: lightning arresters| Singular | lightning arrester |
|---|---|
| Plural | lightning arresters |
regular
Synonyms
5 synonyms- electrical device inserted in a power line to protect equipment from sudden fluctuations in current:surge suppressorsurge protectorspike suppressorspike arrester