The AC312 is a 4 ton twin-turbine civil variant of the Harbin H425.  With side by side seating arrangement, the cabin layout is [2 pilot + 12 pax].  In air medical service, the cabin layout may be [1-2 pilot + 4 stretchers + 1 med] or [1-2 pilot + 2 stretchers + 4 meds].


The AC312 is operated with either AVIC ENGINE WZ-8, or TURBOMECA Arriel 2C powerplants.  Avicopter's AC312 obtained CAAC Type Certificate and Production Certificate, and passed the evaluation conducted by Aircraft Evaluation Group (AEG).


Maximum internal and external payloads are 1590 kg and 907 kg, respectively.  The maximum fuel weight is 915 kg.


Data on design, manufacture and status

Design authority: Aérospatiale, Helicopter Division

Primary manufacturer: Aviation Industry Corporation of China, Ltd.

Parent type: Aérospatiale Z-9

Aircraft status: Operational


Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Single main rotor

Dedicated control device: Fenestron/Shrouded tail rotor

Crew required: 1-2

Crew seating: Side-by-side

Landing gear: Wheels (all retractable)

Overall Dimensions

Data on aircraft size

Overall Height: 3.98 m (13.0 ft)

Overall Width: 11.93 m (39.1 ft)

Engine Details

Aircraft powerplant (lift and/or propulsion)

Total number of engines: 2

Engine designation: Turbomeca Arriel 2C turbine

Engine manufacturer: Turbomeca

Max continuous power: 581 kW (779 hp)

Take-off / rated power: 626 kW (839 hp)

Weights and Performance

Data on aircraft weight and flight characteristics

Max Gross Weight (ground): 4100 kg (9039 lb)

Related VFS Resources

Resources related to the AC312 , provided by the Vertical Flight Society.
Forum Proceedings
Vertiflite articles
Enter a search term in the box above.
Web files from
Enter a search term in the box above.
Webpages from
Enter a search term in the box above.

Related Public Resources

Resources related to the AC312 , provided by public sources across the internet.