Single busbar operation mode more

There are two way above the line, multi-channel outlet, the selection of single busbar, two incoming lines are connected to two bus, two bus connects with the mother of the switch. Outlet are  air circuit breaker  connected to two bus. Single busbar operation mode more. Generally along the main supply, all the way back (not closing), the mother union, when the main supply power, the standby closed, main supply,  electric meter  of the interlock. Standby power supply capacity is small, the standby power is turned ON, disconnect some of the outlet. It is more commonly used method of operation. Particularly important for the load are two main supply line, mother of the switch off, when all the way into the line power, the mother on the joint after the call is disconnected and then close the In-line mother of the switch.
Single busbar substation is also conducive to internal overhaul, repair can be stopped when a bus, if it is not a single bus segment, station blackout when maintenance is necessary, the use of bypass bus can not power, bypass bus only for power system substations.