24-33-00  AVIONICS DC POWER – SUPPLY SYSTEM Back

A. System Function

The avionics dc power-supply system (the system) supplies 28 V dc to the avionics dc busbars.

B. System Components

The primary components of the system are the:
  • Avionics master switches (Ref. Fig. 1)
  • Avionics busbar relays (Ref. Fig. 3 thru Fig. 5)
C. System Operation (Ref. Fig. 2)

The system is supplied with 28 V dc from the aircraft batteries and the dc generation system (Ref. 24-30-00).

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