EGPWS alert modes

Question 1

EGPWS

Answer 1

Enhanced Gound Proximity Warning System

Question 2

Enhanced Gound Proximity Warning System provides …

Answer 2

Visual and aural alerts in case of dangerous flight path conditions which would result inadvertent ground contact if maintained.

Question 3

The EGPWS performs the following alert modes:

Answer 3

– Basic GPWS modes
* Mode 1: excessive descent rate “PULL UP”
* Mode 2: excessive terrain closure rate “PULL UP”, “TERRAIN”
* Mode 3: altitude loss after take-off “DON’T SINK”
* Mode 4: unsafe terrain clearance
* Mode 5: below glideslope “GLIDESLOPE”
* Mode 6: altitude callouts
– Enhanced modes:
* Terrain Clearance Floor (TCF)
* Terrain Awareness & Display (TAD)

Question 4

GPWS illuminates red as long as …

Answer 4

Any mode 1-2-3-4 alert is activated, accompanied by the voice alert for the particular mode