How can telephone and low potential signal wires be protected from contacting energized power conductors?

The protection of telephone and low potential signal wires from contacting energized power conductors is best achieved through isolation, insulation, or both.

Isolation involves positioning the wires in such a way that they are physically separated from energized conductors. This separation can prevent accidental contact that could lead to electrical hazards or signal interference. Insulation refers to the use of materials that inhibit electrical conductivity, which helps protect the signal wires from electromagnetic interference and reduces the likelihood of current leakage or contact with live conductors.

Using both methods together can create a robust protection strategy, ensuring that even if there are environmental factors or accidental encounters, the risk of danger is minimized. This dual approach addresses both mechanical and electrical safety, making it an effective choice for maintaining the integrity and safety of the electrical system while allowing communication signals to function reliably.

Other options, while they may provide certain benefits, do not specifically address the contact issue as effectively as the chosen method. Circuit breakers protect against overloads and short circuits but do not prevent physical contact between wires. Placing wires underground may provide some protection but does not guarantee isolation from energized conductors. Additionally, relying solely on physical barriers does not account for the potential for contact through environmental factors or unintentional situations.