SYS2 Test Review (Electronics) Flashcards
What are the DC sources for the T-1
Battery, Starter/Generator, GPU
Describe T-1 Main Battery
24 volt, 40 ampere-hr, lead-acid
min battery voltage
22v
Where is the main battery located?
Aft Fuselage
Can the main battery power all the electronics?
Yes
Where is the external power receptacle?
Left fuselage
Describe the generator properties
28 volt, up to 400 amps
N2 required for single generator operations?
58%
Max Load for single generator operations on the ground?
280 amps
In-flight limitations for single generator operations
Below 32,500 ft: 400 amps
Above 32,500 ft: 280 amps
In-flight limitations for dual generator operations
280 amps
What component helps equalize the generator load?
GCU Generator Control Unit
Switch positions of the Master Generator Switch?
EMER and NORM
How many bus feeder lines are normally powered?
2
Where is the STBY BATT switch?
Co-pilot instr. panel
How do you arm the STBY BATT?
Push the button, it will say ARM
STBY Battery: Volts, Location, Type?
24v, Nose compartment, Lead-acid
What buses can the STBY BATT power?
only the STBY BUS
What does placing the BATT switch into the EMER position do?
Sends main battery power directly to the EMER BUS
What does placing the BATT switch into the EMER position do?
Sends main battery power directly to the EMER BUS
What are the AC power sources?
Inverters
Inverter voltage/frequency?
26v, 115v, 400Hz
1 inverter normally powered from which bus?
LH Load Bus
2 inverter normally powered from which bus?
RH Load Bus
Inverter Selector switch positions?
1, #2, AUTO
If Inverter Selector switch positioned to #2, what happens?
2 inverter powers the primary AC buses
What conditions will trigger the AC BUS SHED annunciator?
2 inverter powering the primary AC buses AND the #2 inverter is being powered by the EMER BUS
Limitations of the LDG lights?
200 KIAS
Only below 20,000 MSL
Describe the NAV lights
Red (left wingtip)
Green (right wingtip)
White (vertical stab. trailing edge)
Describe the Anti-collision lights
3 white strobe lights, one on each wingtip, one on aft-most point of tail
50-60 cycles/min
Describe the rotating beacon
Red, top of the vertical stab.
45-55 cycles/min
Describe the wing inspection lights
White lights, shine on the leading edge of each wing to inspect for ice
Describe the LDG lights
2 white lights that extend from the nose of the aircraft
If the LDG gear is retracted, the LDG lights will …
Automatically retract and shutoff
Flood Lights
Shine from beneath the shroud panel
The flood lights will automatically turn on when …
INTEG ON
LH Load Bus loses power
Emergency Lighting System control located …
Top right of overhead panel
Emergency Lighting System control located …
Top right of overhead panel
What gets checked when Emer Lighting is placed in TEST position?
Exit lights and 2 cabin overhead general lights
Indications of a single generator failure?
MASTER WARNING
red GEN OFF
no volts or amps for that side
required N2 for single generator operations
58%
What is a remote control circuit breaker?
Circuit breaker for those that are inaccessible to the pilot (aft-fuselage)
What kind of circuit breaker do the Radio Masters and Non-essential Bus use?
Switch circuit breakers
