Learjet 20 Series Pilot Training Manual page 69

28 VDC
EMERGENCY
BATTERY C/B
LEARJET 20 SERIES PILOT TRAINING MANUAL
FEEDER BUS
ON
25 VDC
BATTERY
OFF
25-VDC INPUT
115-VAC OUTPUT
4.6-VAC OUTPUT
INV
Figure 2A-21. Emergency Battery System
FOR TRAINING PURPOSES ONLY
INPUT
INSTRUMENT LIGHTS
FlightSafety
international
GEAR
FLAPS
SPOILERS
AUX COMM
ATTITUDE GYRO
INPUT POWER
INTERNAL LIGHTS
2A-23