Operation Manual

11
Technical data
Model
Item
EK7650H EK7651H
Engine Displacement cm
3
75.6
Bore mm 51
Stroke mm 37
Max. power kW 3.0
Max. torque Nm 4.6
Idling speed min
-1
3,000
Clutch Auto centrifugal system
Clutch engagement speed min
-1
4,200
Engine speed limitation min
-1
9,100
Max. spindle speed min
-1
4,300
Carburetor Diaphragm type
Ignition system (with speed limitation) Non-contact, magnet type
Spark plug Type NGK CMR6H
Electrode gap mm 0.5
Starting system Recoil system
Fuel consumption at max. load per
ISO 8893
kg/h 1.2
Specic consumption at max. load per
ISO 8893
g/kWh 400
Fuel Automobile gasoline (petrol)
Fuel tank capacity l 1.1
Lubricant (engine oil) API grade SF class or higher SAE 10W-30 oil (automobile 4-stroke engine oil)
Lubricant quantity l 0.22
Cutting disc for 80 m/sec. or higher
1)
(DSA approved):
dimensions
mm 300/20.0/5
2)
350/25.4/5
2)
Sound pressure level (L
pA
) per EN ISO 19432
3)
dB (A) 92.7
Uncertainty (K) dB (A) 2.5
Sound power level (L
WA
) per EN ISO 19432 dB (A) 104.6
Uncertainty (K) dB (A) 2.5
Vibration acceleration a
h, w
per EN ISO 19432
- Front handle (idle/rated spindle speed) m/s
2
2.7
Uncertainty (K) m/s
2
2.0
- Rear handle (idle/rated spindle speed) m/s
2
1.8
Uncertainty (K) m/s
2
2.0
Arbor diameter mm 20.0 25.4 20.0 25.4
Spindle diameter mm 17
Minimum ange outside diameter mm 102
Max. cutting depth mm 100 116
Power Cutter Dimensions (overall length x overall
width x overall height)
761 mm x 310 mm x 435 mm 780 mm x 310 mm x 455 mm
V-belt no. no. 225094-6
Overall weight (tanks empty, without cutting disc) kg 12.7 12.9
1) Circumference speed at max. engine speed
2) Outside diameter / arbor hole / thickness
3) At the workplace (at user’s ear)