Electrical Busses Flashcards
1
Q
DO NOT Reset CBs
A
B - Battery Charger A - Auxiliary Hydraulic Pump F - Fuel Quantity F - Fuel Pump L - Lavatory Flush Motor (Company)
2
Q
Battery Direct Bus
A
B - Battery Relay R - Refueling Panel (Ground) and Valves A - Aircraft Clock C - Charger and Transfer Relay E - Emergency Inverter Ign Ovrd S - Stairs (Forward) (Not installed at Allegiant)
3
Q
Battery Bus
A
A - APU Control A - APU EGT A - AC Emergency Bus off light D - DC Emergency Bus off light D - DC transfer bus off light (OAP only)
4
Q
Left GEN BUS
A
L - Left Pack Fan H - Hydraulic Aux Pump E - Electric AC Bus Left N - Normal Pitch Trim (Primary Motor) G - Galley Power
5
Q
Right GEN BUS
A
G - Galley Power
R - Right Pack Fan
E - Electric A/C Bus Right
G - Ground Services Bus -> Batt Charger and R T/R 2
6
Q
DC Transfer Bus Power Supply Priority
A
- Left DC Bus
- Right DC Bus
- Aircraft Battery
- Ground Service Bus (Right Gen Bus Not Powered)
7
Q
DC Transfer Bus (Batt ON)
A
S - Start Pump DC (Fuel)
A - APU Door Control
F - Fire Protection and Detection + Master Caution/Warning
E - Engine Start Switch and Engine Start Valve
S - Standby Horizon
* - Left EOAP
8
Q
Emergency AC
A
Captain Navigates and Controls Heat
PFD, ND, VSI, Altimeter, F/O Compass, #1 NAV, #1 CADC, #1 Symbol Generator, Manual Temp Control
9
Q
Emergency DC
A
Crew Talks, Breathes and can see heat #1 Comm, #1 Glideslope, P.A., Interphone, Standby Lights, A/C Flow and Pressure Valves, CA Pitot Heat, EGT
10
Q
Battery Charger
A
B - Battery switch must be on
E - Emergency Power switch must be off
G - Ground Services Bus must be powered
