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The 498CC engine is an air cooled horizontally opposed piston engine with dual-redundant TCI ignition. Compared with its counterparts in the market,the engine is light weighted, consistent in performance, robust and maintenance friendly. 498CC is an ideal choice to power fixed-wing UAV and VTOL of MTOW 150kg~ 250kg.
Technical Parameter
Engine model: 498CC
Basic structural form: dual -cylinder horizontal confrontation
The engine rotation: counterclockwise (facing the propeller to install flange disk)
Power: 25.5kw@6500rpm
Maximum torque: 40.5N·M@4500rpm
Disted: 498ml
Cycloping: 75mm
Itinerary: 56mm
Compression ratio: 10.6: 1
Maximum speed: 6800rpm
Minimum stable speed: 1800rpm ~ 2200rpm
Working environment temperature: -35 °C ~ 55 °C
Best working temperature: 140 °C ≤ cylinder head temperature ≤ 240 °C
Limited temperature of the cylinder head: 90 °C ≤ cylinder head temperature ≤260 °C,
The running time above 260 °C must not exceed 60s
Fuel: Hybrid fuel (oil: fuel: fuel = 1: 50, volume ratio)
The weight of the whole machine (dry weight): 20.5kg (including ECU, GMU, ignition coil division component, Fuel pump, fuel filter, engine wire beam, fuel pipe Road, sensor, etc.)
Large Repair Spirit (TBO): 300H
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