Electrical system Flashcards
Electrical bus 1
(FFBLAC)
Flaps
Fuel pump
Beacon lights
Landing light
Av1
Cabin lights
Electrical Bus 2
(PPSTAN )
Pitot heat
Panel lights
Strobe lights
Taxi lights
Av2
Navigation lights
Crossfeed bus
Warnings
Essential Bus
(NASSPC)
Nav 1, engine/air frame
ADC, attitude, heading reference system AHRS
Standby battery indicator
Standby batt.
PFD
Comm 1
Avionics bus 1
(PANFD)
PFD
ADC/AHRS
Nav 1/engine/air frame
FIS
DME
Avionics bus 2
(TAC MAN)
Transponder
Audio panel
Comm 2
MFD
Auto pilot
Nav 2
Normal voltage with alternator operating
28v
If the voltage of the main or essential buses is above 32.0v
the numerical value And text will turn red. With the high volts Annunciation. The alt master switch should be immediately positioned to off.
If the voltage of either the main or essential buses is below 24.5volts
The numeric value And volts text will turn Red And the low volt Is annunciation will turn on. May turn on in low r p m conditions
Standby batt annunciation
When discharge rates are greater than 0.5 amps for more then 10 seconds.