305H Engine

25hp Boxer UAV engine with electronic injection 100A brushless generator

Engine Details

  • Type: Opposed two cylinder two stroke boxer
  • Output: 25HP at 7000 rev/min
  • Total Displacement:  312 cm3
  • Cooling System: Air > 25 m/sec
  • Bore: 65 mm
  • Stroke: 47
  • Compression ratio: 10,7:1
  • Cylinders: Light alloy metal ceramic plated castings
  • Cylinder heads: Light alloy casting
  • Crankcase: Solid with cylinder
  • Crankshaft: Forget steel supported by special double-row ball bearings
  • Fuel metering:Fuel injection into the throttle body
  • Ignition system: Programmed inductive discharging system managed by ECU
  • Exhaust system: Stubs/Mufflers
  • TBO (Time Between Overhauls): 250 hours
  • Life – Time: 1250 hours
  • Communication from ECU to client system by: RS232
  • Operating temperature: -30 +65°C
  • Alternator: 28,5V-120A
  • Rotation: Counter clockwise (looking from the propeller side)
  • Fuel => 95 Oct. petrol/oil mixture 2% syhthetic oil for 2 stroke engines
  • Weight: 13,00Kg
  • Specific consumption: Better than 350gr/HP/h
  •  Redundancy: Double ignition, double pick-up and double TPS
  • Autorecovery: Throttle body and pick-up

Engine 305

Configuration

  • Fuel pump
  • Fuel regulator
  • Spark plugs
  • Stubs
  • HT coil
  • Fuel filter
  • 120A Brushless Generator
  • 28V External Regulator
  • Double ignition
  • Throttle body with servo and air box filter
  • Rubber mounting system
  • Ground test software, data logger and engine map upgrade system
  • CD instruction manual and software
  • Pre – mounting measured tolerance certificate
  • Sensors on the engine:
    • 2 x EGT
    • 2 x CHT
    • 2 x Throttle position
    • 2 x Crackshaft position
    • Air temperature
    • Three Axis Accelerometer
    • Fuel pressure
    • Atmospheric pressure
  • Output Voltage
  • Input voltage
  • Temperature
  • Power in use
  • Fuel consumption in real time
  • Ignition  Coil (diagnostic)
  • Injector (diagnostic)
  • Throttle servo (diagnostic with auto recovery)
  • Fuel pump (diagnostic with auto recovery)
  • Pick up (diagnostic with auto recovery)
  • Set of mufflers
  • Harness (for ground test only)

Curves

curve305H

Dimensions

dimensioni 305h

Optional Extras

Exhausts Mufflers

Set of Mufflers

Zanzottera Technologies S.r.l.
Società a socio unico

Via Italia, 105/107
22010 Grandola ed Uniti (Como) Italy
Tel: +390 344 32686 – Fax: +390 344 32825
Codice Fiscale e Partita IVA 03766920965
C.C.I.A.A. Como N° 03766920965
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