External Power Panel

The external power panel is on the right side of the fuselage near the nose. The ac external power receptacle is at this panel.

Forward Lower Fuselage

Relays for the electrical power system and other airplane systems are in junction boxes in this area.

EE Compartment

Many electrical power components are in the EE compartment. These are some of the components:

- Main battery

- Main battery charger

- Auxiliary battery

- Auxiliary battery charger

- Generator control units (GCUs)

- Bus power control unit (BPCU)

- Power distribution panels (PDPs)

- Start converter unit (SCU).

The GCUs and BPCU supply BITE for the ac electrical power and external power systems.

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