GENERAL / Component Specifications SWING DEVICE Type................................................................Two-Stage Reduction Planetary Gear Reduction Gear Ratio.....................................21.75 SWING MOTOR Model..............................................................M5X130CHB Type................................................................Swash-Plate Type, Fixed Displacement Axial Plunger Motor VALVE UNIT Type................................................................Non Counterbalance Valve Type Relief Set-Pressure ........................................29.4 MPa (300 kgf/cm 2 , 4274 psi) at 88 L/min (23 US gpm) SWING PARKING BRAKE Type................................................................Multi-Disc-Wet Negative Type Release Pressure .........................................3.7 MPa (38 kgf/cm 2 , 538 psi) TRAVEL DEVICE Type................................................................Three-Stage Reduction Planetary Gear Reduction Gear Ratio.....................................74.83 TRAVEL MOTOR Type................................................................Swash-Plate Type Variable Displacement Axial Plunger Motor TRAVEL BRAKE VALVE Type................................................................
Counterbalance Valve Type Relief Set Pressure ........................................ 36.8 MPa (375 kgf/cm 2 , 5350 psi) @ 120 L/min (32 US gpm) TRAVEL PARKING BRAKE Type................................................................ Multi-Disc-Wet Negative Type Cracking Pressure for Release ...................... 1.37 MPa (14 kgf/cm 2 , 199 psi) FAN MOTOR Model.............................................................. A2FM63/61W Type................................................................ Inclined-Shaft Type, Fixed Displacement Axial Plunger Motor T1-3-6