What configuration involves circuit breakers connected to form a ring with isolators on both sides?

The configuration that involves circuit breakers connected to form a ring with isolators on both sides is known as the Ring Bus Configuration. This setup is designed for reliability and flexibility in the distribution of electrical power.

In a Ring Bus Configuration, the circuit breakers are interconnected in a circular layout, allowing for multiple connections to various power sources and loads. The presence of isolators on both sides of the circuit breakers enhances operational safety, making it easier to perform maintenance or isolate faults without disrupting the entire system. This design also allows for continued service to certain loads even if one part of the ring needs to be taken offline for maintenance or repairs.

This configuration effectively reduces the risk of outages and allows for more efficient management of electrical distribution, as it can accommodate the needs of a diverse range of loads while providing several points of redundancy.