Toggle
GEN 2 switch selected ON.

  • The right Generator Breaker closes
    connecting the number 2 IDG to its respective
    Transfer Bus.

  • The right GEN OFF BUS light extinguishes
    indicating that the number 2 IDG is powering
    its respective Transfer Bus.

  • The right BTB opens isolating both Transfer
    Busses.

  • The APU is disconnected from the Bus Tie
    and the APU GEN OFF BUS light illuminates.
The sequence of bus switching in the Electrical System SGR is for illustrative purposes only  and is not meant to imply an approved procedure.
Electrical System SGR