HAZARD AVOIDANCE
EXCESSIVE DESCENT RATE ALERT
The purpose of the Excessive Descent Rate (EDR) alert is to provide suitable notification when the aircraft
is determined to be closing (descending) upon terrain at an excessive speed. The following figure shows the
parameters for the alert as defined by TSO-C151b.
6-66
6000
5500
5000
4500
4000
3500
3000
2500
2000
1500
1000
500
0
2000
Descent Rate (FPM)
Figure 6-73 Excessive Descent Rate Alert Criteria
Garmin G1000 Pilot's Guide for the Hawker Beechcraft C90A/GT
"PULL UP"
"PULL UP"
4000
6000
8000
10000
12000
190-00663-00 Rev. A