Embraer EMB145 Operation Manual page 1630

2800
2600
2400
2200
UPPER LIMIT (ft)=1650+8.9(AIRSPEED−220)
2000
1800
1600
1400
1200
1000
800
600
2038 ft/min
400
200
0
0
TERRAIN
TERRAIN
GPWS/EGPWS MODE 2A SCHEMATIC
REVISION 38
AIRPLANE
OPERATIONS
MANUAL
MODE 2A TERRAIN CLOSURE RATE
STATIC ALERT/WARNING ENVELOPE
9800 ft/min AT 2450 ft, AIRSPEED>310 kt
AIRSPEED EXPANSION AREA
UPPER LIMIT BASED ON AIRSPEED
5733 ft/min AT 1650 ft,
AIRSPEED<220kt
1220 ft
3545 ft/min
2000 4000
CLOSURE RATE−ft/min
300 ft
WHOOP
WHOOP
PULL UP
AIRSPEED EXPANDS UPPER LIMIT
WHEN BETWEEN 220 AND 310 kt
ALERT/WARNING AREA
30 ft
6000 8000
2-04-30
CREW
AWARENESS
10000 12000
Page Code
9 01