STRUCTURE, FUNCTION AND MAINTENANCE STANDARD CLSS
PC58UU-3 10-37
CLSS
OUTLINE OF CLSS
Features
CLSS stands for Closed Center Load Sensing System and is featured as follows:
• Fine controlability without affect of load
• Controlability that allows digging even in the fine control mode.
• Ease of compound operation in which the flow distribution performance depends on spool opening
area during compound operation.
• Saving of energy by variable pump control
Configuration
• The CLSS consists of a variable displacement piston pump, a control valve and actuators.
• The pump body consists of a main pump, a PC valve and LS valve.
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