SECTION 4
PERFORMANCE DATA
TABLE OF CONTENTS
Page
INTRODUCTION 4–1
POWER ASSURANCE CHECKS 4–1
DENSITY ALTITUDE 4–5
CONVERSION CHART 4–7
OPERATION VS ALLOWABLE WIND 4–8
HOVERING CEILING IGE 4–10
HOVERING CEILING OGE 4–13
HEIGHT - VELOCITY DIAGRAM 4–16
RATE OF CLIMB 4–19
AIRSPEED CALIBRATION 4–32
LIST OF ILLUSTRATIONS
Page
Figure 4-1. Power assurance check - hover. 4–3
Figure 4-2. Power assurance check - in flight. 4–4
Figure 4-3. Density - altitude chart. 4–6
Figure 4-4. Conversion chart. 4–7
Figure 4-5 (sheet 1 of 2). Wind/ground speed azimuth envelope. 4–8
Figure 4-5 (sheet 2 of 2). Wind/ground speed azimuth envelope. 4–9
Figure 4-6. Hovering ceiling - in ground effect - take-off power. 4–11
Figure 4-7. Hovering ceiling - in ground effect - maximum
continuous power. 4–12
Figure 4-8. Hovering ceiling - out of ground effect - take-off power. 4–14
Figure 4-9. Hovering ceiling - out of ground effect - maximum
continuous power. 4–15
Figure 4-10 (sheet 1 of 2). Height - velocity diagram. 4–17
Figure 4-10 (sheet 2 of 2). Height - velocity diagram. 4–18
Figure 4-11. Rate of climb - all engines - take-off power. 4–20
Figure 4-12. Rate of climb - all engines - take-off power - 2450 kg. 4–21
RFM A109E
R.A.I. Approved 4-i
Rev. 14
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