ENSTROM 280FX OPERATOR’S MANUAL
5-3
FAA Approved: Mar 26/12
Rev. 6
Report No. 28-AC-020
Feb 21/12
SECTION 5. PERFORMANCE
5-1. V
NE
Density Altitude Chart
The solid V
NE
/altitude curves shown in Figure 5-1 apply
only to operation with the c.g. within the appropriate areas
shown in Figure 6-1.
Example: Helicopter c.g. is 96.0 inches at 2200 lb, use
Envelope A V
NE
.
Example: Helicopter c.g. is 93.0 inches at 2350 lb, use
Envelope A V
NE
.
Example: Helicopter c.g. is 96.5 inches at 2300 lb, use
Envelope B V
NE
.
Example: Helicopter c.g. is 95.0 inches at 2400 lb, use
Envelope B V
NE
.
Example: Helicopter c.g. is 98.0 inches at 2400 lb, use
Envelope C V
NE
.
Example: Helicopter c.g. is 96.0 inches at 2550 lb, use
Envelope C V
NE
.
Example: Helicopter c.g. is 97.0 inches at 2560 lb, use
Envelope D V
NE
.
NOTE
Use Figure 6-1 to determine actual location of c.g.
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