HYDRAULIC, PNEUMATIC, ELECTRICAL, ELECTRONIC SYSTEMS - PRIMARY HYDRAULIC POWER SYSTEM
Hydraulic pump Variable displacement pump - General specification
Variable displacement pump
Type
Variable Displacement Closed Centre
Load Sensing Piston Pump
Rotation
Clockwise
Pump speed @ engine speed
2400 RPM
maximum rated
speed (Theoretical)
3000 RPM
Pump speed @ engine speed
2200 RPM
2750 RPM
Output @ engine speed
2200 RPM
(Standard flow)
125 l/min
(
33.0 US gpm
)
Output @ engine speed
2200 RPM
(High flow)
140 l/min
(
37.0 US gpm
)
Piston Pump displacement (Standard flow)
56 cm³/rev
Piston Pump displacement (High flow)
63 cm³/rev
Low Standby Pressure
26 bar
(
377.0 psi
) ±
1 bar
(
14.5 psi
)
Low Standby Pressure (with Italian trailer brakes)
36 bar
(
522.0 psi
)
High Standby Pressure
210 bar
(
3045.00 psi
) ±
5 bar
(
72.5 psi
)
Maximum system pressure
245 bar
(
3552.5 psi
)±
5 bar
(
72.5 psi
)
Cooler By Pass valve
5.8 bar
(
84.1 psi
).
Charge Pump
Type
Internal rotor gear pump
Charge Pump displacement
74 cm³/rev
Standard flow
82 cm³/rev
High flow
Output @ engine speed
2200 RPM
Standard flow
250 l/min
(
66 US gpm
)
Output @ engine speed
2200 RPM
Hi flow
250 l/min
(
66 US gpm
)
Charge pressure filter dump valve :
Crack open
10 bar
(
145.0 psi
)
Fully open
15 bar
(
217.5 psi
)
Charge pressure
2 - 4 bar
(
29.0 - 58.0 psi
)
Charge pressure switch closes
1 bar
(
14.5 psi
)
84479138A 06/06/2011
A.10.A / 4
Summary of Contents for PUMA 130
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