High quality circuit breaker in substation Price

What is the preferred option for a substation circuit breaker?

The preferred option for this business case is Option 2 – Risk Based Replacement. Under this option, substation circuit breakers and reclosers are considered for replacement once the benefits that result from their replacement outweigh the costs of doing so (assessed via a quantitative risk assessment process). 4.2 Scope of preferred option

What are substation circuit breakers & reclosers?

Substation circuit breakers and reclosers are considered critical assets, given their important role in network protection. They are used in the network to open and close (i.e. switch) an electrical circuit under normal and fault conditions, providing safe operational control.

What is the purpose of circuit breakers in a substation?

The purpose of circuit breakers is to provide a fast, selective and reliable fault clearing protection system. The substation consists of a main protection system and a back-up protection system if the main protection system fails.

How is substation circuit breaker condition monitored?

Under this option, substation circuit breaker condition is to be monitored on an individual asset basis. Replacement is driven by a quantified risk assessment for each asset, which compares the cost of replacing the asset with the benefits realised by replacing the asset in terms of risk reduction.