498HS Engine

44hp Boxer UAV engine with electronic injection 100A brushless starter generator

Engine Details

  • Engine: 498Hs
  • Type: Opposed two cylinder two stroke boxer
  • Output: 44HP at 6500 rev/min
  • Total Displacement: 498 cm3
  • Cooling System: Air > 25 m/sec
  • Bore: 75 mm
  • Stroke: 56 mm
  • Compression ratio: 10,6:1
  • Cylinders: Light alloy metal ceramic plated castings
  • Cylinder heads: Aluminum alloy
  • Crankcase: Light alloy lost wax castings
  • Crankshaft: Forget steel supported by special double-row ball bearings
  • Fuel metering: Fuel injection in the intake manifold
  • Ignition system: Double 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/Starter: Brushless 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: 16,80Kg
  • Specific consumption with mufflers: Better than 270gr/HP/h
  • Specific consumption with stubs: Better than 330gr/HP/h
  • Redundancy: Double ignition, double pick-up and double TPS
  • Autorecovery: Throttle body and pick-up

Engine 498H

Configuration

  • Titanium bolts
  • Fuel pump
  • Fuel regulator
  • Spark plugs
  • Stubs
  • HT coil
  • Fuel filter
  • 120A Brushless Starter 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 cooling ducts
  • Set of mufflers
  • Harness (for ground test only)
  • Starter driver card

Curves

Curve 498H engine

Dimensions

Dimensions 498H engine

Optional Extras

Starter Driver Card

Starter Driver Card

Exhaust

Set of Mufflers

Cooling ducts

Cooling Ducts

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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