Case CX225SR - Cx225 Sr; PRIMARY HYDRAULIC POWER SYSTEM - General SpeciCation (A.10.A - D.40.A.10)

DISTRIBUTIONSYSTEMS-PRIMARYHYDRAULICPOWERSYSTEM
PRIMARYHYDRAULICPOWERSYSTEM-Generalspecication
(A.10.A-D.40.A.10)
CX225SR
Capacities
Totalhydrauliccircuit206L
Hydraulicuidreservoir
120L
Coolantonly
6.1L
Mainhydraulicpump
Variableowtwinpump,withaxialpistons.
Maximumow2x190L/min
Displacement
2x96.7cm³
Hydrauliccontrolpump
Fixedowpump
Maximumow22L/min
Displacement
11cm³
Calibrationpressure
Pilotcircuitmainreliefvalve(±1bar)
39bar
Mainreliefvalve(standard)(±3bar)
343bar
Mainreliefvalve(powerboost)(±5bar)
373bar
Secondaryreliefvalve(boom,dipperandbucket)(±5bar)
392bar
Secondaryreliefvalve(swing)(±4bar)
304bar
Secondaryreliefvalve(travel)(±5bar)
343bar
Secondaryreliefvalve(boomanddipper)(±5bar)
392bar
Boomcylinder
Barreldiameter125mm
Roddiameter90mm
Stroke
1284mm
Dippercylinder
Barreldiameter135mm
Roddiameter95mm
Stroke
1474mm
Bucketcylinder
Barreldiameter115mm
Roddiameter80mm
Stroke
1012mm
Cylinderleakage-attachmentlowering(withoutload)
Boomcylinders(rodretraction)5mm/5mn
Dippercylinder(rodextension)5mm/5mn
Bucketcylinder(rodextension)7mm/5mn
Full(attheendoftheattachment)200mm/10mn
Cylinderspeed
Boomraising(bucketopenandontheground)3.5+/-0.6s
Boomlowering(bucketopen)2.9+/-0.6s
Armopening
2.7+/-0.6s
26020102/12/2004
A.10.A/5