SZD-55 Promyk

Building instructions for part - finish at home, or step by step

Video SZD-55 Promyk

Building_instructions.doc		Step_by_step.doc

Test magazine QUIET FLYER - august 2003

Technical data

Technical data:         Original                    Model

scale                           1:1                          1:5

lenght                        6,85 m                   1 370 mm

wingspan                      15 m                  3 000 mm

height                        1,47 m                     294 mm

wing area                   9,6 m2                    38,08 dm2

taper                         23,44                      23

dihedral                       3°                           2,5°

weight                    215-500 kg            2 100-2 350 g

wing loading       28,5-52,1 kg/m2       55,15-61,71 g/dm2

max. speed              250 km/h                  90 km/h

min. speed                 63 km/h                  28 km/h

slide coefficient            44,1                      21,5-22,5

airfoil                         NN-27                    S 3021

RC functions	recommended servos
Elevator	1 x micro servo
Rudder	1 x micro servo
Ailerons	2 x micro servo
Air Brakes	2 x micro servo
Landing gear	1 x landing gear servo
Two hook	1 x optional servo

Basic technological specifications

Fuselage – made of fibreglass composite, coloured with white gelcoat.

Wing – manufactured using a modern sandwich technology with carbon fibre main spars, coloured with white ( red tips ) gelcoat ;crescent-shaped leading edge

Horizontal stabilizer – manufactured using a modern sandwich technology with carbon fibre main spars, coloured with white gelcoat.

Rudder – made of fibreglass composite, coloured with white gelcoat.

Cockpit – made of fibreglass composite, coloured with grey gelcoat.

Electrification SZD-55 Promyk

Standard variant:

1. Battery 10 x Sanyo RC4/5SC 1600 mAh alternatively 10 x Sanyo RC 2400, engine Phasor 30/3, propeller Aeronaut CAM Carbon 12x6,5" , climbing flight over 5 m/s, shortest time flight

2. Battery 10 x Sanyo RC4/5SC 1600 mAh or 10 x Sanyo RC 2400, engine AXI 2820/10, propeller Aeronaut CAM Carbon 12x6,5" , climbing flight c. 5 m/s, central time flight

3. Battery 10 x Sanyo RC4/5SC 1600 mAh or 10 x Sanyo RC 2400, engine AXI 2820/12, propeller Graupner CAM Folding Prop 13x7" , climbing flight c. 4 m/s, longest time flight

Sport variant:

Battery 12 x Sanyo RC4/5SC 1600 mAh, engine MEGA ac 22/30/3 with gear ratio 2:1, propeller Aeronaut CAM Carbon 14x9" , climbing power 6-7 m/s

 

Details foto SZD-55 Promyk