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Summary:
Light 2‐seater helicopter "Aerocopter" AK1‐3 is designed by DB "Aerocopter" (Ukraine) in cooperation with ASTC Antonov, OJSC Motor‐Sich and the Kharkov Aviation Institute. Aerocopter AK1‐3 meets requirements of airworthiness standards for rotary‐wing vehicles of normal class AP‐27.
The helicopter has a single‐rotor configuration with a tail rotor. The cabin has width 1200 mm at level of shoulders and provides free accommodation of two persons. Hot molding polycarbonates are used in the cabin design to ensure wide visibility and comfort. The cabin is equipped by a heating and ventilation system with use of defogging air.
Airframe Details: Minimum Crew 1
Passengers 1
Demensions
Fuselage Length 19’
Fuselage length with rotors 25’ 6”
Cabin Width at shoulders 51”
Helicopter Height 7’ 5”
Main rotor diameter 22’ 5”
Tail rotor diameter 4’ 2 1/2”
Skid width with wheels attached 5’ 5”
Fuel usage 95 octane
Standard fuel load 19 gallons
Fuel flow 6.3-9.25 gallons/hour
Weight Data
Max Gross weight 1433 LBS
Empty weight 877 LBS
Usable load 556 LBS
Performance
VNE 100 Knots
Cruise 86 Knots
Maximum rate of climb 1673 Feet/minute
Maximum Operating Altitude 9843 Feet MSL
OGE hover 4265
Maximum Range: 2 hours 45 minutes no reserve. 2 hours 15 minutes with 30 minute reserve
Maximum Endurance 2.6 Hours
Max Sink rate in Autorotation 1651 Feet/min
Engine(s) Details: Type and model: Subaru EJ25
Fuel type: A95
Takeoff output: 115/116
Standard fuel range: 72
Fuel flow rate: 24-35
Engine data:
Number, type and identification of engines: a four-stroke four-cylinder piston engine EJ-25
with opposed cylinders and liquid cooling, adapted and modified according to the design
documentation АК1-3.12.00.00.00.000
Avionics: Communications equipment:
1. Radio station 1 Microair Avionics M760
2. Antenna 1 CI-122
Interior: Interior crew cabin equipment (crew seats, helicopter controls, instrument boards and
panels) are colored in black.
Option. Color of the separate helicopter surfaces can be changed at Customer's request.
Exterior: Top coat:
Coating and protective treatment of helicopter external surfaces, engine and components
provide for operation under different climatic conditions.
Helicopter coloring scheme
Exterior painting, markings, writing and stencils are made in the helicopter in accordance
with current regulatory and technical documentation and constitute a standard.
Separate helicopter surfaces (discharge manifold, noise muffler, and blades dro stops)
are not colored.
Option. Color of the separate helicopter surfaces can be changed at Customer's request.
Surfaces that can be painted in the color desired by the Customer.
Maintenance: Manufacturer’s standard warranty for helicopter and integrated parts is 100 flight hours
within 1 year. Option. It is possible to extend the Manufacturer’s warranty liabilities term in excess of
Standard warranty upon agreement with the Customer.
Addition Features, Equipment or Comments: FAQ's
What fuel does it use? 95 Unleaded petrol. This is much more freely available than Avgas and a lot cheaper!
How reliable is the Subaru engine? Very reliable when well maintained.
Can I trailer it? Yes. The rotor blades must be removed first. This takes two people approx. ten minutes to accomplish.
What is the lead time from ordering to delivery? This will depend on how busy the factory is at time of ordering and if all machines in production have been allocated. the usual lead time is 8 months. if you are not in a hurry placing order with the lead time of 12 months gives you nice discount. Best is to check with us for more accurate lead-time.
Do I need a license to fly this helicopter? Yes. You need a minimum of a Private Pilot Helicopter license. (PPHL)
Do you provide helicopter training? No. But in Ukraine we have very long and close cooperation with Kremenchug Flight College. Plans to build a flight school in the USA!