TYPE: Side-by-side ultralight/kitbuilt.
PROGRAMME: Design started June 1994; first flight (UFM-11 prototype) 23 May 1996; production began October 1996; first customer delivery October 1997.
CURRENT VERSIONS: UFM-11: Short-span (11.80 m; 38 ft 8½ in) version. Production discontinued in 2000.
UFM-13: Standard version, as described. Optional wingtips to extend span from 13 to 15 m (UFM-13/15). Also available as sailplane (UFM-13W) with single mainwheel.
A UFM-13/15 (D-MZGG) shown at Berlin in May 2002 featured a Hirth fuel-injected engine and Hoffmann HO-V62R two-blade, variable pitch, metal propeller.
CUSTOMERS: Total 13 factory-built UFM-11s and 19 UFM-13s built by late 2001; exported to Australia, Austria, Germany, USA and elsewhere. Three exported to Ireland in 2000, identified as UFM-11 Moira Lambada.
COSTS: Flyaway, excluding VAT, DM98,000 (2000).
DESIGN FEATURES: Conforms to JAR-VLA. Forward-swept wings with cranked leading-edge and laminar profile (aerofoil section SM 701); incidence 3°. T tail. Wings and horizontal tail detach for storage and transportation.
FLYING CONTROLS: Conventional (manual) flaperons, rudder and one-piece elevator; upper surface Schempp-Hirth spoilers.
STRUCTURE: Laminated glass fibre and carbon fibre, with CFRP wing spar.
LANDING GEAR: Fixed tricycle or tailwheel type; hydraulic brakes. Mainwheel tyres 4.00-8.
POWER PLANT: One 59.6 kW (79.9 hp) Rotax 912 UL, 73.5 kW (98.6 hp) Rotax 912 ULS or 59.7 kW (80.0 hp) Jabiru 2000 four-stroke engine; driving SportProp two-blade, glass fibre (Rotax) or Kremen three-blade, wooden (Jabiru) propeller. Fuel tank in port wing, capacity 50 litres (13.2 US gallons; 11.0 Imp gallons); second tank can be fitted into starboard wing.
DIMENSIONS, EXTERNAL:
- Wing span: standard: 13.00 m (42 ft 7¾ in)
- extended: 15.00 m (49 ft 2½ in)
- Length overall: 6.60 m (21 ft 7¾ in)
- Height overall: 1.95 m (6 ft 4¾ in)
DIMENSIONS, INTERNAL:
- Cabin max width: 1.06 m (3 ft 5¾ in)
AREAS:
- Wings, gross: standard span: 12.16 m² (130.9 sq ft)
- extended span: 12.85 m² (138.3 sq ft)
WEIGHTS AND LOADINGS:
- Weight empty: standard span: 265 kg (562 lb)
- extended span: 280 kg (617 lb)
- Max T-O weight: both: 472 kg (1,040 lb)
PERFORMANCE, POWERED (Rotax 912 UL):
- Never-exceed speed (VNE): 108 kt (200 km/h; 124 mph)
- Max cruising speed: 81 kt (150 km/h; 93 mph)
- Stalling speed: 35 kt (63 km/h; 40 mph)
- Max rate of climb at S/L: 300 m (984 ft)/min
- Range: 432 n miles (800 km, 497 miles)
PERFORMANCE, UNPOWERED:
- Best glide ratio: standard wing: 26
- extended wing: 30
- Min rate of sink: 1.10 m (3.61 ft)/s
The article appears in the following publication:
Jane's All the World's Aircraft 2004-2005. Jane's Information Group Ltd. 2004. ISBN: 0-7106-2614-2