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Technical specifications

RD7H RD7He RD7A RD7Ye

Operating data 

Operating weight (water tank half full)* kg 731.4 751.4 700.8 740.5
Operating weight (water tank half full) kg 716.4 736.4 685.8 725.5
L x W x H (center pole in working position) mm 2,366 x 698 x 1,102 2,366 x 698 x 1,162 2,366 x 698 x 1,102 2,366 x 698 x 1,102
Drum width  mm 650 650 650 650
Drum diameter  mm 420 420 420 420
Side clearance (right and left) mm 25 25 25 25
Curb clearance  mm 209.3 209.3 209.3 209.3
Centrifugal force - high kN 22.2 22.2 22.2 22.2
Centrifugal force - low kN 13.1 13.1 13.1 13.1
Frequency - high Hz 62.1 62.1 62.1 62.1
Frequency - low Hz 47.5 47.5 47.5 47.5
Amplitude drum mm 0.74 0.74 0.74 0.74
Linear force - front / rear (static)* N/mm 4.6 / 6.4 4.6 / 6.4 4.2 / 6.3 4.2 / 6.3
Linear force - front / rear (static) N/mm 4.5 / 6.3 4.8 / 6.3 4.1 / 6.2 4.1 / 6.2
Linear force - front / rear (dynamic) - high N/mm 17.1 / 17.1 17.1 / 17.1 17.1 / 17.1 17.1 / 17.1
Linear force - front / rear (dynamic) - low N/mm 10 / 10 10.04 / 10.04 10 / 10 10 / 10
Total force applied - high* kN 29.6 29.6 29.1 29.1
Total force applied - low* kN 20.4 20.4 19.9 19.9
Total force applied - high kN 29.26 29.45 29 29
Total force applied - low kN 20.08 20.28 19.8 19.8
Travel speed forwards max. km/h 4.5 4.5 4.5 4.5
Travel speed reverse max. km/h 2.5 2.5 2.5 2.5
Surface capacity max. m²/h 2,890 2,890 2,890 2,890
Gradeability with vibration % 40 40 40 40
Gradeability without vibration % 45 45 45 45

Engine / Motor 

Engine / Motor type  Air-cooled single cylinder four-cycle diesel engine Air-cooled single-cylinder 4-stroke diesel engine Air-cooled gasoline engine Air-cooled single cylinder four-cycle diesel engine
Engine / Motor manufacturer  Hatz Hatz 1D42S Honda Yanmar
Displacement  cm³ 445 445 389 435
RPM / speed  rpm 2,600 2,600 2,600 2,700
Operating performance  kW 6.1 6.1 7.2 6.1

Filling capacities 

Fuel tank capacity  l 5 5 6 5.4
Tank capacity Water l 60 60 60 60
* For Machines with Guards

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