ENSTROM 280FX - Performance

1-8 ENSTROM 280FX OPERATOR’S MANUAL
Rev. 6
Report No. 28-AC-020 Feb 21/12
1-6. Performance
1
1. Maximum
speed
V
NE
Power On
117 MPH IAS from sea level
to 3000 ft DA
1
(Reference Figure 5-1)
V
NE
Power Off
85 MPH IAS from sea level to
8200 ft DA
(Reference Figure 5-1)
NOTE
Four different maximum ceiling/V
NE
envelopes
apply to this helicopter (reference Figure 5-1).
Each envelope corresponds to a gross weight/
c.g. envelope (reference Figure 6-1).
2. Cruise speed
75% power
110 MPH IAS at sea level
3. Maximum cruise speed 117 MPH TAS at sea level
122 MPH TAS at 3000 ft H
d
4. Maximum range speed 85 MPH IAS at sea level
5. Fuel consumption
75% power, leaned
14.7 gal/hr
6. Maximum endurance, no
reserve 57 MPH IAS at
sea level, leaned
3.5 hr
7. Fuel capacity 42 gal (40 gal usable)
8. Maximum R/C at sea
level
1450 ft/min
9. Hover ceiling IGE 13,600 ft
(See Item 11)
10. Hover ceiling OGE 8700 ft
11. Maximum approved
operating altitude
12,000 ft
(Reference Figure 5-1)
1
All altitudes are density altitude (DA) and performance based on
a 2350 lb gross weight unless otherwise noted.
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