Specifications 2.3
Hydraulic system Hydraulics American tier 2 (up to AE02803) Pump American tier 3A (from AG00573) Flow rate Control valve
Model 38Z3 Double variable displacement pump + twin gear pump 2 x 16 + 10.5 + 4.5 cm3/rev (2 x 1.0 + 0.64 + 0.27 in3/rev) PVD-2B44BP-16G5-4713F Double variable displacement pump + gear pump 2 x 16 + 10.5 + 4.5 cm3/rev (2 x 1.0 + 0.64 + 0.27 in3/rev) PVD-1B-34BP-10G5 2 x 40 + 26.3 + 11.3 l/min (2 x 11 + 7 + 3 gal/min) at 2500 rpm 11 sections/12 sections (3rd control circuit)
Main pressure limiting valve for pumps P1, P2
240 ±3 bar (3481±44 psi)
Main pressure limiting valve for pump P3
210 ±3 bar (3046±44 psi) 275 -0/+0.5 bar (3989 -0/+7 psi) at 20 l/min (5.3 gal/min)
Secondary pressure limiting valve for main valve block Main pressure limiting valve for pilot control pressure
35 +1 bar (508 ± 14.5 psi)
Main pressure limiting valve for swivel unit engine pressure restriction
210 +3 bar (3046 ±44 psi) Standard
Hydraulic oil radiator Hydraulic tank capacity
45 l (12 US gal.)
2nd speed shift pressure
180 bar (2611 psi)
Gear motor braking deceleration time Circulation pressure P1, P2
3.7 -1.2/+1.2 s at 50 °C/122 °F oil temperature 15.5 bar (224.8 psi)/12.5 bar (181.3 psi) 18 bar (261 psi)
Circulation pressure P3 Auxiliary hydraulics oil flow Pressure (bar/psi)
P2 + P3 (l/min / gal/min)
P2 (l/min / gal/min)
15 / 218
65.5 / 17.3
40.5 / 10.7
40 / 580
64 / 16.9
40 / 10.6
60 / 870
62.5 / 16.5
39 / 10.3
90 / 1305
56 / 14.8
38.5 / 10.2
120 / 1740
50.5 / 13.3
37.5 / 9.9
150 / 2176
43.7 / 11.5
33.5 / 8.8
180 / 2611
37 / 9.8
29 / 7.7
200 / 2901
16 / 4.2
27 / 7.1
Notice! Output indications for auxiliary hydraulics with unpressurized return line. Adjustment – see Flow rate adjustment of auxiliary hydraulics on page 5-13
2-4
SHB 38Z3 en – Edition 2.2 * 38z3s210.fm
