|First flight||March 8, 1936|
The Hirtenberg HV.15 was a twin-engine Austrian monoplane designed by Hirtenberg.
Design and development
The HV.15 was the company's first twin-engined aircraft, originally made for the civilian market. Designed for mass production, the aircraft was planned to be a passenger aircraft or light transport. The HV.15 first flew on March 8, 1936, powered by the most powerful engines available to Austria at the time, a pair of Siemens-Halske Sh 14A rotary engine, each producing 160 hp (119 kW).
- Crew: 2
- Capacity: 4 passengers
- Length: 10.65 m (34 ft 11 in)
- Wingspan: 15 m (49 ft 3 in)
- Height: 2.9 m (9 ft 6 in)
- Wing area: 33 m2 (360 sq ft)
- Empty weight: 1,550 kg (3,417 lb)
- Gross weight: 2,200 kg (4,850 lb)
- Powerplant: 2 × Siemens-Halske Sh 14A radial engine, 120 kW (160 hp) each
- Maximum speed: 235 km/h (146 mph; 127 kn)
- Cruising speed: 198 km/h (123 mph; 107 kn)
- Range: 900 km (559 mi; 486 nmi)
- Service ceiling: 5,200 m (17,060 ft)
- Nowarra, Heinz (1988) (in German). Die deutsche Luftrüstung 1933-1945, Volume 4. Bernard & Graefe. p. 43. ISBN 978-3-7637-5464-9.
- Keimel, Reinhard (2003) (in German). Luftfahrzeugbau in Österreich. Von dem Anfängen bis zur Gegenwart. Enzyklopädie. Aviatic. ISBN 978-3-925505-78-2.
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