1-33
GEAR PUMP
MAIN CONTROL VALVE
SWING MOTOR
3)
4)
5)
[ ]: Power boost
Item
Specification
Type
Fixed displacement gear pump single stage
Capacity
15cc/rev
Maximum pressure
40 kgf/cm
2
(570 psi)
Rated oil flow
29.2
再
/min (7.7 U.S. gpm / 6.4 U.K. gpm)
Item
Specification
Type
11 spools
Operating method
Hydraulic pilot system
Main relief valve pressure
350 kgf/cm
2
(4980 psi)[380 kgf/cm
2
(5400 psi)]
Overload relief valve pressure
400 kgf/cm
2
(5690 psi)
Item
Specification
Type
Fixed displacement axial piston motor
Capacity
76.96 cc/rev
Relief pressure
285 kgf/cm
2
(4054 psi)
Braking system
Automatic, spring applied hydraulic released
Braking torque
Minimum 30 kgf
余
m (217 lbf
余
ft)
Brake release pressure
15~50 kgf/cm
2
(213~711 psi)
Reduction gear type
2 - stage planetary
TRAVEL MOTOR
6)
Item
Specification
Type
Variable displacement axial piston motor
Relief pressure
350 kgf/cm
2
(4980 psi)
Capacity (max / min)
77/44.5 cc/rev
Reduction gear type
2-stage planetary
Braking system
Automatic, spring applied hydraulic released
Brake release pressure
14.3 kgf/cm
2
(205 psi)
Braking torque
Min. 19.7 kgf
余
m (140 lbf
余
ft)
Summary of Contents for HX140L
Page 12: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10...
Page 209: ...4 5 MEMORANDUM...
Page 694: ...8 68 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29...
Page 734: ...8 108 Assemble plug 2 Plug NPT1 16 11 EA 17 21078TM68 21078TM69 21078TM70 21078TM71...
Page 756: ...8 130 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10...