INTRODUCTION
Operating pressure
20.6 MPa
(
2988.03 psi
)
Operating flow
69.8 L/min
(
18.4392 US gpm
)
Maximum operating speed
2000 RPM
Minimum operating speed
900 RPM
Shaft input horsepower
27.9 kW
(
37.9 Hp
)
Shaft input torque
133.1 N·m
(
98.17 lb ft
)
Operating temperature range
-20 - 100 °C
(
-4 - 212 °F
)
Hydraulic fluid used
ISO viscosity grade VG46-equivalent hydraulic fluid
Dry weight
5.4 kg
(
11.905 lb
)
Hydraulically-operated fan motor
Manufacturer
KOMATSU LTD. (DEALT IN BY KOMATSU ZENOAH LTD.)
Absorption amount
40.0 cm³/rev
(
2.4 in³/rev
)
Allowable peak pressure
31.9 MPa
(
4627.10 psi
)
Normal
operation
pressure
2.0 MPa
(
290.10 psi
) or less
T port pressure
Peak pressure
4.4 MPa
(
638.22 psi
) or less
Normal
operation
pressure
0.10 MPa
(
14.51 psi
) or less
Drain pressure
Peak pressure
0.15 MPa
(
21.76 psi
) or less
Suction valve
performance
Suction
performance
20.0 L/min
(
5.283 US gpm
) at
0.10 MPa
(
14.51 psi
)
Crack
pressure
19.6 MPa
(
2842.98 psi
) at
5.0 L/min
(
1.321 US gpm
)
Safety valve performance
Reseat
pressure
14.7 MPa
(
2132.24 psi
) at
5.0 L/min
(
1.321 US gpm
)
Rated pressure
17.8 MPa
(
2581.89 psi
)
Rated flow rate
64.0 L/min
(
16.907 US gpm
)
Maximum operating speed
1600 RPM
Minimum operating speed
1000 RPM
Direction of rotation
Both directions
Relief valve set pressure
24.5 MPa
(
3553.73 psi
)
Operating temperature range
-20 - 100 °C
(
-4 - 212 °F
)
Hydraulic fluid used
ISO viscosity grade VG46-equivalent hydraulic fluid
Flow adjustment control by external command milli-amp (Fan rotation
control)
Control method
Direction switchover control by external command (Fan reverse control)
Dry weight
15.0 kg
(
33.069 lb
)
Control-related
Control valve
Manufacturer
KYB Corporation
Maximum flow
400 L/min
(
105.669 US gpm
) (at
2000 RPM
)
24.5 MPa
(
3554 psi
) boom down
Overload set pressure
36.3 MPa
(
5265 psi
) other
31.4 MPa
(
4555 psi
)
Main relief set pressure
(at boosting)
34.3 MPa
(
4975 psi
)
Foot relief set pressure
3.38 MPa
(
490 psi
)
48032547 22/06/2016
25
Summary of Contents for CX500C
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