- Double busbar substation in which the selectors are circuit-breakers.
- Its busbar system is single busbar with shunt circuit loop, can derive double busbar structure.
- According to the features of double transformer protection configuration and double busbar connection,the implementation of bypass breaker replacing transformer breaker is introduced.
- the main connection of double busbar with bypass
- He is working double tides to finish his essay.
- I do not realize it is a double feature.