The powr is connected to the generator main busses by engine generator breakers.APU breakers and external power contactors.Power is also supplied to two transfer busses through transfer relays.

• 它被发动机跳开关、APU跳开关或地面电源触点连接到发电机主汇流条上，它也可以通过转换继电器接到两个转换汇流条上。