SPECIFICATIONS

GENERAL / Component Specifications
T1-3-9
HYDRAULIC COMPONENT
PUMP DEVICE
Drive Gear Ratio ............................................ Main Pump: 1, Pilot Pump: 1
MAIN PUMP
Type ............................................................... Bent-Axis Type Variable Displacement Axial Plunger Pump
Maximum Flow Rate ...................................... 212 L/min (56 US gpm)×2 (ZX200-3 class, ZX225US-3 class,
ZX225USR-3 class)
224 L/min (59 US gpm)×2 (ZX240-3 class)
236 L/min (62 US gpm)×2 (ZX270-3 class)
Maximum Flow Rate (Theoretical Value) ....... 118 L/min (31.1 US gpm)×2
Rated Pressure .............................................. 34.3 MPa
REGULATOR
Type ............................................................... Hydraulic Pressure Operated Type
PILOT PUMP
Type ............................................................... FS 11/16.8
Model ............................................................. Fixed Displacement Type Gear Pump
Maximum Flow (Theoretical Value)................ 31.9 L/min (8.4 US gpm)
HP Mode: 35.3 L/min (9.3 US gpm)
33.6 L/min (8.88 US gpm)
HP Mode: 35.28 L/min (9.32 US gpm)
34.44 L/min (9.10 US gpm)
HP Mode: 36.12 L/min (9.54 US gpm)
CONTROL VALVE
Type ............................................................... Pilot Pressure Operated Type (4-Spools + 5-Spools)
Main Relief Set-Pressure ............................... Normal: 34.3 MPa (350 kgf/cm
2
, 4980 psi) at
150 L/min (39.6 US gpm)
Power Digging: 36.3 MPa (370 kgf/cm
2
) at
150 L/min (39.6 US gpm)
Overload Relief Set-Pressure ........................ 37.2 MPa (380 kgf/cm
2
, 5410 psi) at 50 L/min (13.2 US gpm)
(Boom Lower, Arm Roll-In, Bucket Roll-In)
39.2 MPa (400 kgf/cm
2
, 5690 psi) at 50 L/min (13.2 US gpm)
(Boom Raise, Arm Roll-Out, Bucket Roll-Out)
ZX200-3 class,
ZX225US-3 class,
ZX225USR-3 class
ZX240-3 class
ZX270-3 class