545RXT AutoTune™
Husqvarna 545RXT AutoTune™ is a brushcutter for professional users cutting or trimming long stretches of heavy grass or other vegetation. Its combination of power, performance and comfort means high productivity and low user strain. Simplified starting procedure: just purge, push the start button and pull the cord. Powerful engine with X-Torq® technology offers high fuel efficiency and reduced exhaust emission levels, while AutoTune™ automatic engine adjustment ensures peak performance regardless of fuel quality, climate or altitude. Balance XT harness, adjustable handles and efficient vibration damping help maximise productivity and comfort even for the longest, toughest job
Specifications
| Engine |
AutoTune, Balance XT, All ex US 50, CN, Grass knife 300-3T-1″, Trimmy T45X
Art no: 967 17 67‑04
|
| Cylinder displacement | 45,7 cm³ |
|---|---|
|
Output shaft power1
|
2,2 kW |
| Fuel tank volume | 1 l |
| Fuel consumption | 450 g/kWh |
| Maximum power speed | 9 000 rpm |
| Idling speed | 2 700 rpm |
| Maximum rpm output shaft | 8 800 rpm |
| Electrode gap | 0,5 mm |
| Clutch engagement speed (±120) | 4 300 rpm |
| Torque, max. | 2,6 Nm |
| Torque, max. at rpm | 6 600 rpm |
| Spark Plug | NGK CMR6H |
| Equipment | |
| Grass blade | Multi 300-3 |
| Harness | Balance XT |
| Trimmer head | T45X M12 |
| Capacity | |
| Cutting width | 49 cm |
| Transmission | |
| Gear ratio | 1,4 |
| Drive gear angle | 35 ° |
| Dimensions | |
| Tube diameter | 32 mm |
| Weight (excl. cutting equipment) | 8,7 kg |
| Tube length | 1 465 mm |
| Lubricant | |
| Lubricant type (Engine) | Husqvarna 2 stroke or equiv. at 50:1 |
| Lubricant type (bevel gear) | Biodegradable grease |
| Sound and noise | |
| Sound pressure level at operators ear | 100 dB(A) |
| Sound power level, guaranteed (LWA) | 117 dB(A) |
| Emission | |
| Exhaust emissions (HC average) EU | 45,98 g/kWh |
| Exhaust emissions (CO average) EU | 283,71 g/kWh |
| Exhaust emissions (CO average) EPA | 268,74 g/kWh |
| Exhaust emissions (NOx average) EU | 1,28 g/kWh |
| Exhaust emissions (NOx average) EPA | 1,09 g/kWh |
|
Exhaust emissions (CO₂ EU V)2
|
856 g/kWh |
| Vibration | |
| Equivalent vibration level (ahv, eq) left handle | 3,3 m/s² |
| Equivalent vibration level (ahv, eq) right handle | 3,5 m/s² |
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