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Products / Planetary gearboxes

Planetary gearboxes MR series

MR.00 series

 MP.00 is intended for the swing drive of mobile cranes.                                  


Technical characteristics:

Designation

Application

Gearbox parameters

Motor displacement,
ccm

ratio

torgue, Nm

input speed, max
rpm

output speed, max
rpm

MR.00.01

mobile crane, 16…25t

63.1

3646

1200

19

112

MR.00.02

mobile crane, 32…40t

63.1

3646

1200

19

56

MR.00.03

mobile crane, 16…25t

63.1

3646

1200

19

112




MP.20 series

MR.20 is intended for the swing drive of excavators.                                                                         





Technical characteristics:

Designation

Application

Gearbox parameters

Motor displacement,
ccm

ratio

torgue, Nm

input speed, max
rpm

output speed, max
rpm

MR.20.01

excavator, 12...17t

29.29

6200

2000

68.29

56


Download Overall drawing MR.20.01.pdf (86 Kb)

Gearbox design:
- two- and three-stage planetary gearboxes
- built-in parking brakes

Motor design:
- axial piston bent-axis motor
- fixed displacement 

Motor options:
- build-in pressure-relief valves
- build-in brake release valves
- speed sensor (option)

MR.50 series
MR.50 is intended for the travel drive, winch drive of mobile cranes of 25t lifting capacity.                                                                         





Technical characteristics:

Parameter

Value

Working displacement of hydraulic motor, ccm

107

50

Transmission ratio

35.5

Max. working fluid flow rate, l/min

142

Max .working pressure, bar

178

Max. outlet speed of hydraulic motor, rev/min

1260

2700

Gearbox outlet torque, Hm

10 000

4 673

Gearbox outlet speed, rev/min

35.5

76

Recommended oil grades:
- for moderate climate SAE 80W/90
- for low temperatures SAE 75W/90

Working fluid amount

2 ± 10%

Weight, kg (without oil)

140 ± 10%

Hydraulic motor designation

403.0.107.W.A6.F20.V1.E2N.NN



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