DG Flugzeugbau GmbH
Flight manual DG-500M
The cruising speed is 140-150 km/h (76-81 kts) with maximum
continuous power 6900 RPM.
5.3.5.4 Maximum operational altitude
The maximum operational altitude is more than 5000 m (16000 ft) MSL.
For continuous operation at higher altitudes, the main nozzle in the
carburettor may be set to a smaller fuel flow in accordance with the
engine manufacturer.
5.3.5.5 Maximum Range (without reserve)
Take off mass 750 kg, 1653 lbs
1. At cruising speed with full fuselage tank (38 l, 10 US gal)= 240 km,
130 nm.
This is 6,4 km/l; 13 nm/US gal.
2. With sawtooth flight technique Mc Cready O with full fuselage tank
(38 l, 10 US gal)= max. 600 km; 324 nm.
This is 16 km/l, 32 nm/US gal
These values can only be achieved with still air and exact speed
control.
3. With sawtooth flight technique Mc Cready 1 with full fuselage tank
(38 l, 10 US gal)= max. 550 km; 297 nm.
This is 14,5 km/l, 30 nm/US gal.
The values for sawtooth technique are for beginning the climb at
600 m (1970 ft) MSL and a climb of 1000 m (3280 ft).
5.3.5.6 Maximum level flight speed
The maximum level flight speed is 155 km/h (84 kts) with 7200 RPM.
Note: With full trottle the maximum allowable engine RPM of 7200
will be exceeded.
5.3.6 Noise data
Noise requirements: Chapter VI LSL (BAZ announcement issued Jan.
1st, 1989) Measured noise level: 61.5 dB(A) Maximum permissible
noise level: 71 dB(A)
Issued: April 1997 App. 5.10
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