de Havilland DH-89A Dragon Rapide Floatplane

 

Quick Reference

 

Performance

 

Rotate speed:                        70 mph

Best climbing speed:           90 mph

Best gliding speed:              90 mph

Max cruising speed:            132 mph

Max speed:                            152 mph @ 1,000 ft

Approach speed                  85 mph

Touchdown speed:              65-70 mph

 

Speed Limitations

 

Never Exceed speed (VNE): 175 mph

Max speed for Flaps (VFE):  90 mph

Single-engine flight:            85-95 mph

Single-engine Crit speed:    75 mph

 

Engine Limitations

 

Condition

RPM

Throttle

Oil Temp OC

Take-off

3 min limit

2400

Full Throttle

-

Minimum 30

Climbing

30 min limit

2100

Full Throttle

80

Cruise

Rich Mixture

-

-

-

Cruise

Weak Mixture

2100

-

70

Emergency

5 min limit

2400

Full Throttle

90

 

Oil pressure:       Normal:                  70 psi

                                Emergency min:    30 psi

 

 

The de Havilland DH-89A Dragon Rapide

 

Wing span                            48 ft.

Aspect ratio                          11.7:1

Length                                   34 ft. 6 in.

Wing area                              336 sq. ft.

Horizontal stabilizer area     38 sq. ft.  

Rudder area                           25 sq. ft.

Height                                    10 ft. 3 in.

Weight                                   Floatplane: 3258 lb. empty     

     5500 lb. gross takeoff    

Power:                                    Two Gipsy Six inline-6, 200 hp; 2-blade propellers

Stalling speed (full load):    62 mph

Range:                                    578 miles

Service ceiling:                     19,350 ft

Initial rate of climb:              1,070 fpm

Accommodations:                Pilot + 6 Passengers