In multi-grounded neutral systems, the neutral conductor generally must be connected to ground at intervals not exceeding what length for bonding to a grounding electrode?

In multi-grounded neutral systems, the requirement for connecting the neutral conductor to ground at intervals is vital for safety and proper system operation. The correct answer indicates that the neutral must be bonded to a grounding electrode at intervals not exceeding 2,000 feet. This regulation ensures that the neutral is effectively grounded throughout the system, which helps in minimizing the risks of electrical shock and ensuring proper functioning during fault conditions.

Grounding at larger intervals could potentially increase the resistance of the grounding path, leading to insufficient fault clearing and increased safety hazards. By adhering to the 2,000-foot interval, the electrical system maintains a more reliable reference to ground, which aids in protecting both equipment and personnel. This distance is based on industry standards and practices designed to provide effective grounding while also considering practical installation and maintenance aspects of electrical systems.