What is one of the main functions of personal protective grounds?

One of the main functions of personal protective grounds is to provide a low impedance path. This is crucial because the purpose of grounding in a safety context is to ensure that any fault current has a direct and easily traveled pathway to the ground, minimizing the risk of electric shock or injury to personnel working on or near live equipment.

By creating this low impedance pathway, personal protective grounds help to facilitate the safe dissipation of electrical energy in case of a fault condition, ensuring that the ground connection operates effectively under fault conditions. This allows any current to flow safely away from a person to the ground, significantly reducing the risk of injury.

Other options, such as providing a high impedance path or specifically disconnecting fuses or grounding circuit breakers, do not align with the primary purpose of personal protective grounding, which focuses primarily on enhancing safety through effective fault current management.