How is load balancing defined in electrical systems?

Load balancing in electrical systems refers to the practice of distributing electrical loads evenly across multiple phases. This is crucial for maintaining system stability and performance. By ensuring that each phase carries an equal load, the electrical system can minimize the risk of overheating, reduce losses, and improve the overall efficiency of power delivery. Imbalances can lead to issues such as voltage fluctuations, increased wear on equipment, and potential tripping of circuit protection devices. Thus, effectively balancing the load across phases enhances the reliability and longevity of the electrical infrastructure.

The other options do not accurately describe load balancing: adjusting voltage with transformers is related to voltage regulation, while using circuit breakers focuses on safety and overload prevention. Maximizing power generation efficiency deals more with generation techniques rather than the distribution of loads within an existing electrical system.