planetary track drive

Features
efficiency and compact design
high pressure technology escalates the efficiency of the hydraulic system
single or Dual swiftness motors with included counterbalance valve and comfort valves
hydraulic brake directly applied on the motor
automatic speed change available upon request
wet disk brake patented technology
lower functioning temperature, higher system efficiency
working temperature range – 40°C / + 110°C
Reliability and Durability
low displacement, ruthless motors for longer existence of critical parts and increased strength of the entire system
complete Bronze cylinder sleeves upon rotating block
bimetallic (Bronze/Steel) distribution plate
rotary group with differential spring system which increases engine life
gearbox primary seal with triple seal system: mechanical labyrinth, v-ring seal, main oil seal
main seal very easily replaceable without gearbox disassembly
gearbox main bearing manufactured from a single part, easily replaceable, fully given pre-set load

Besides excavators, the PMCI Planetary Track Drive drives with higher decrease ratios can be used on many applications: travel drives for cellular crawler cranes, crushers, platform boom-lifts, soil compactors, pavers, etc. Thanks to the compact and effective style that integrates motor and planetary gearbox on the PMCI models, the utilization of expensive fully adjustable motors can often be avoided.

Input power (max) 71 kW (95 hp)
Input speed (max) 2800 rpm2
Output torque (intermittent) 33,895 Nm (25,000 lb-ft)
Output torque (continuous) 18,710 Nm (13,800 lb-ft)
1 Actual ratio is dependent on the drive configuration.
2 Max input speed linked to ratio and max output speed
3 Max radial load positioned at optimum load position
4 Weight varies with configuration and ratio selected
5 Requires tapered roller planet bearings (unavailable with all ratios)
General data
Approximate dry weight 215 – 263 kg (475 – 580 lb)4
Radial load (max) 28,570 kg (63,000 lb)3
Drive type Speed reducer
Hydraulic engine input SAE C or D

Product features include:
Single or two-stage reduction model, with transmissible torques up to 16.0 kNm..
Integrated parking brake.
Broad range of gear reduction ratios.
Manual release system for vehicle quick towing.
Integrated orbital or axial piston motors produced by EP.
Preset for semi-integrated commercial engines.
Various mounting dimensions.

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SSJ Timing Pulley Co., Ltd.

Mail: [email protected]

As one of leading manufacturers, suppliers and exporters of mechanical products in China, We offer reducers, sprockets, industrial and conveyor chain, belts, pulleys, gears, racks, gearboxes, motors, PTO Shafts, taper lock Bushing, vacuum Pumps, screw air compressors and many other products. Please contact us for details.

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