What is the grounding principle primarily concerned with?

The grounding principle is primarily concerned with controlling current after grounds are applied. Grounding is essential in electrical systems as it provides a path for excess electrical current to safely dissipate into the earth, especially during fault conditions. When a ground fault occurs, the grounding system effectively redirects the current away from personnel and equipment, reducing the risk of electric shock and minimizing the potential for equipment damage.

Controlling current after grounds are applied is crucial because it ensures that any fault current can safely flow to ground, preventing it from causing harm or creating hazardous conditions. This principle is foundational in protecting both the workers and the electrical equipment from the dangers of unexpected surges of electricity.

While controlling resistance, voltage, and power are important aspects of electrical systems, they do not encapsulate the primary intent of grounding principles, which is focused on the safe management of electrical current. Grounding primarily addresses how to manage and control the flow of current to maintain safety and reliability in electrical installations.