BGA glider data sheet - AC-4c

This glider is a developed version of the ME7 with a retracting undercarriage

Data source: Owners’ Manual

Date of issue: 13/6/2000

Manufacturer: Avia Stroitel ltd

UK Agent: Russia Sailplanes ltd Web site: www.russiasailplanes.co.uk

Phone: 01432 851886

Link to mandatory mods:

Weighing Data:

Control deflections in mm

Max weight (dry)

Kg Pounds 265 584

Up Down Distance - Max

hinge to measuring point

free play

BGA concession non-aerobatic max weight (dry) [+3%]

273 602

Ailerons 17°

17°

Max weight of non lifting components (everything except wings)

Elevator 23°

23°

BGA concession non-aerobatic max weight of non lifting components [+5%]

Rudder Left & Right 30°

Max in baggage compartment 15 33

Max pilot weight (seat load)

110 242

mm Inches

Forward C of G limit (aft of datum) 13 0.51

Aft C of G limit (aft of datum)

156 6.14

Pilot position (forward)

380 14.96

Longitudinal datum: Wing root LE Horizontal datum: Rear fuselage top 1000:90 tail down

The three nose weights weigh 3.6 kg (8 lb) each and are 1400 mm forward of datum.

Maximum speeds

Knots Kph

VNE** Rough air Manoeuvre Aerotow

**119 87 84 87

**220 160 156 160

Knots Kph

Winch / auto tow Airbrakes open U/C operation Aerobatics

60 97 87 **97

111 180 161 **180

Altitude feet 5000 10 000 15 000 20 000 25 000

VNE knots 110** 104** 94** 87** 80

VNE kph 205 188 175 160 148

Vra knots 81 75 68 64 57

Vra kph 148 137 126 116 106

**VNE is presently limited to 87 Knots and aerobatics and cloud flying are presently prohibited by BGA Mod 035/02/2003 on some examples. Max winch weak link: 500 Kg (White) Tyre pressure:Main and rear 29 psi (2 Bar). Semi aerobatic at up to 97 knots, cloud flying permitted. Span 12.6 meters
This sheet compiled by: Tim Macfadyen Date 15 May 2003

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