Case CX350D Service Manual page 32

Crawler excavator
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Hydraulic device
Hydraulic pump
Manufacturer
Main pump
Pump type
Displacement
Operating pressure
Input revolution speed
Maximum discharge flow
Pilot pump
Pump type
Displacement
Operating pressure
Maximum discharge flow
Control method
Dry weight
a. Discharge pressure: MPa (psi)
b. Discharge flow: L/min
INTRODUCTION
Kawasaki Precision Machinery Ltd.
Double variable displacement piston pump
160 cm³/rev (9.764 in³/rev) x 2
Rated
34.3 MPa (4975 psi)
Maximum
37.3 MPa (5410.4 psi)
1900 RPM
304 L/min (80.31 US gpm) x 2 (at Pd = 3 MPa (435 psi)
1900 RPM)
301 L/min (79.52 US gpm) x 2 (at Pd = 8 MPa (1160 psi)
1900 RPM)
Gear pump
15 cm³/rev (0.92 in³/rev)
3.9 MPa (565.7 psi)
28.5 L/min (7.53 US gpm) (at 1900 RPM)
Hydraulic simultaneous constant output control (as fail-safe)
Electric negative control by external command milli-amp (on front
and rear sides)
190 kg (418.878 lb)
SMIL14CEX2901FA
PQ Diagram
47843026 02/03/2015
1
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