7
TECHNICAL DATA
RBC421L
Model
U handle
Dimensions : length x width x height
mm
(without cutting blade)
1800x620x550
Mass (without plastic guard and cutting blade)
kg
7.8
Volume (fuel tank)
L
0.96
Engine displacement
cm
3
40.2
Maximum engine performance
kw
1.40 at 7000 min
-1
Engine speed at recommended max. spindle speed
min
-1
8500
Maximum spindle speed (corresponding)
min
-1
5800
Fuel consumption
kg/h
0.89
Specific fuel consumption
g/kwh
635
Idling speed
min
-1
2600
Clutch engagement speed
min
-1
3600
Carburetor (Diaphragm - carburetor)
type
WALBRO WYJ
Ignition system
type
Solid state ignition
Spark plug
type
NGK BPMR7A
Electrode gap
mm
0.6 - 0.7
a
hv eq
m/s
2
2.1
Right handle
(Rear grip)
Uncertainty K
m/s
2
0.6
a
hv eq
m/s
2
2.2
Vibration per
ISO 22867
Left handle
(Front grip)
Uncertainty K
m/s
2
0.2
L
PA eq
dBA
93.1
Sound pressure level average to
ISO 22868
Uncertainty K
dBA
3.2
L
WA eq
dBA
106.1
Sound power level average to
ISO 22868
Uncertainty K
dBA
3.1
Mixture ratio (Gasoline : MAKITA 2-stroke oil)
25 : 1
Gear ratio
13/19
Содержание RBC421L
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