What is the standard spacing for ground rods in a ground loop?

The standard spacing for ground rods in a ground loop is 15 to 25 feet. This spacing is designed to ensure effective grounding by reducing resistance and increasing the overall effectiveness of the grounding system. When ground rods are placed too close together, they may not properly dissipate electrical energy into the earth, which can lead to safety hazards and equipment malfunction.

Ground loops are crucial in maintaining a safe and effective grounding system, especially in industrial and commercial settings where electrical systems are subject to surges and faults. By maintaining a distance of 15 to 25 feet between each ground rod, the system can achieve a lower impedance path to ground, allowing for better performance during fault conditions.

In terms of practical application, this spacing helps to prevent issues related to soil conductivity variations and ensures that each rod contributes optimally to the grounding system's ability to divert excess electricity safely. Thus, the specification of 15 to 25 feet aligns with industry standards and practices for effective grounding.