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2. TECHNICAL CHARACTERISTICS
2.
TECHNICAL CHARACTERISTICS
2.1 Technical data table
MODELLO
Shaft diameter (mm)
Weight without cutting tools and fuel mixture (Kg)
Fuel tank capacity (cm
3
– litri)
Blade diameter (mm)
Blade thickness (mm)
Number of teeth (mm)
Diameter of attachment hole (mm)
Max. blade rotation speed (min
Gear ratio
Rotation direction (as seen from above)
Length (mm)
Width (mm)
Height (mm)
Displacement (cm
3
)
Maximum power (kW) in accordance with ISO 8893
Engine speed at max. power (min
Engine speed at maximum reccomended rotation
frequency of bevel gear shaft
Bevel gear shaft speed (min
-1
-1
Engine running at idle (min
)
Specifi c fuel consumption at maximum power (g7kW*h)
as per ISO 8893.
Level of sound pressure (Lp
A
as per EN 27917 -
Uncertainty of measurement: 1 dB(A)
Level of sound power (Lw
av) in dB
A
as per EN 10883 -
Uncertainty of measurement: 1 dB(A)
Vibration level at minimum rpm (m/s
as per ISO 7916 -
Uncertainty of measurement: 10%
Vibration level at maximum loadless rpm (m/s
as per ISO 7916 -
Uncertainty of measurement: 10%
2.2 Main parts (Fig. 2 - Fig. 3)
1 - Mixture tank
2 - Starting grip
3 - Carburetor/Air casing
4 - Vibration-damping handle-bar/grip
5 - Vibration damper support
6 - Gas control knob lever with safety
7 - Transmission rod
8 - Bevel gear pair
9 - Cutting tool
10 - Safety guard
11 - Backpack
12 - Flexible shaft
20
MS-4520 C MS-4520 U MS-4520 B MS-5700 C MS-5700 U MS-5700 B
-1
)
-1
)
)
av) in dB
2
)
2
)
10
Fig. 2
7,5
7,7
1785
1785
385
560
475
475
44,9
44,9
1,62
1,62
898
898
92
92
112
112
0,85
0,85
7,3
7,3
9
6
8
7
4
5
3
1
27
10,9
7,5
900 - 0,9
255 - 305
1,4 - 1,6 - 1,8 - 3
2 - 3 - 4 - 8
25,5
8.000
1,37
Sinistro
2760
1785
385
385
420
475
44,9
56,5
1,62
2,21
7.000
11.000
8.000
2.500
898
852
92
93
112
113
0,85
0,87
7,3
7,4
8
9
11
10
3
2
2
7,7
10,9
1785
2760
560
385
475
420
56,5
56,5
2,21
2,21
852
852
93
93
113
113
0,87
0,87
7,4
7,4
7
4
5
6
12
1
Fig. 3
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