surge arrester used to protect the electrical system in the building during electrical discharges, storm protection and three-phas

surge arrester used protect electrical system building discharges storm protection threephas devices supertension electric discharge power panel fusebox automatic control circuit switches wiring breakers cable electronic button circuits connection switchboard connect threephase fuse voltage switch energy electricity box wire industry safety component distribution breaker plug technology equipment electrician supply automation closeup cycle conduit station board home