Operating Parameters
Parameter Unit Frame
042 055 075 100 130 180 250
Input speed
Minimum min-1(rpm) 500 500 500 500 500 500 500
Rated Speed 4200 3900 3600 3300 3100 2600 2300
Maximum 4600 4250 3950 3650 3400 2850 2500
Operating parameters
System pressure Maximum working pressure bar [psi] 450 [6525]
Maximum pressure 480 [6960]
Maximum low loop 45 [650]
Minimum low loop pressure 10 [145]
Charge pressure Minimum bar [psi] 18 [261]
Maximum 34 [493]
Control pressure Minimum (at corner power for EDC and FNR) bar [psi] 14 [203]
Minimum (at corner power for NFPE) 22 [319]
Maximum 40 [580]
Charge pump inlet
pressure
Rated bar (absolute) [in Hg vacuum] 0.7 [9]
Minimum (cold start) 0.2 [24]
Maximum bar [psi] 4.0 [58]
Case pressure Rated bar [psi] 3.0 [44]
Maximum 5.0 [73]
Lip seal external pressure Maximum bar [psi] 0.4 [5.8}
Fluid Specifications
Feature Unit
Viscosity Intermittent
1)
mm
2
/s [SUS] 5 [42]
Minimum 7 [49]
Recommended range 12-80 [66-370]
Maximum 1600 [7500]
Temperature
range
2
)
Minimum (cold start)
3
) °C [°F] -40 [-40]
Recommended range 60-85 [140-185]
Rated 104 [220]
Maximum intermittent
1)
115 [240]
Filtration
(recommended
minimum)
Cleanliness per ISO 4406-1999 22/18/13
Efficiency (charge pressure filtration) β-ratio β
15-20
= 75 (β
10
≥ 10)
Efficiency (suction and return line filtration) β
35-45
= 75 (β
10
≥ 2)
Recommended inlet screen mesh size µm 100 – 125
1)
Intermittent = Short term t < 1min per incident and not exceeding 2 % of duty cycle based load-life
2)
At the hottest point, normally case drain port
3)
Cold start = Short term t < 3min, p ≤ 50 bar [725 psi], n ≤ 1000 min-1(rpm)
T000 129E
Technical Information Series 90 Axial Piston Pumps
Technical Specifications
520L0603 • Rev 0804 • March 2016 9
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