Specifications
Hydraulic Equipment
Hydraulic Device
Hydraulic pump drive type
Direct engine link (no transmission)
Hydraulic pump
Model
Double variable displacement piston pump x 1
Gear pump x 1
Discharge volume
Piston pump 2 x 285 L/min
Gear pump 28.5 L/min
Pump control method
Simultaneous output full-horsepower control
Set pressure of main relief valve
34.3 MPa (37.3 MPa for pressure boost)
Set pressure of overload relief valve
27.4 MPa (boom down)
39.2 MPa (boom up/arm/bucket)
Control Valve and Cylinder
Control valve
Model
Quadruple spool + quintuple spool x 1
Operating method
Hydraulic pilot type: travel, swing, and operating machine
Cylinder
No. of cylinders x tube bore - rod diameter - stroke
Boom cylinder
2 x D145 mm - D100 mm - 1495 mm
Arm cylinder
1 x D170 mm - D120 mm - 1748 mm
Bucket cylinder
1 x D150 mm - D105 mm - 1210 mm
Capacities, Filters
Coolant and Oil Capacities
Coolant
35.4 L
Fuel
580 L
Engine lubricating oil (including remote oil filter)
49 L
Travel reduction gear lubricating oil (one side)
11 L
Swing reduction gear lubricating oil
5 L
Hydraulic oil
350 L
Hydraulic oil tank regulation amount
175 L
Hydraulic Oil Filters
Suction filter (inside tank)
105 μm
Return filter (inside tank)
6 μm
Pilot line filter (inside pump chamber)
8 μm
Fuel Filter
Main filter
2 μm
Pre-filter
7 μm
84402832 NA - May 2011
1002A-6
Summary of Contents for CX250C
Page 2: ...Section 1001 Safety general information and standard torque data 84402832 NA May 2011...
Page 3: ...84402832 NA May 2011...
Page 6: ...84402832 NA May 2011 1001 2 Copyright 2011 CNH FRANCE S A PRINTED IN FRANCE...
Page 15: ...Section 1002A Specifications 84402832 NA May 2011...
Page 16: ...84402832 NA May 2011...
Page 18: ...84402832 NA May 2011 1002A 2 Copyright 2011 CNH FRANCE S A PRINTED IN FRANCE...
Page 23: ...Section 1002B Main Equipment Table 84402832 NA May 2011...