To view this page ensure that Adobe Flash Player version 9.0.124 or greater is installed. f) Performance Class 2 -General and Applicability -Take-off -surface level heliports -elevated heliports/helidecks -take-off flight path -critical power unit failure prior and/or after DPATO -En-route – critical power unit inoperative -Landing -critical power unit failure prior to/or after DPBL -Landing mass -surface level heliports -elevated heliports and helidecks g) Performance Class 3 -General applicability helicopter certified in either Category A or B - operation conducted only from aerodromes - heliports and route areas and diversions that permit a safe forced landing in the event of a power unit failure
- computations of headings, ground speeds, and time en-route from tracks, true airspeed and wind velocities |