Construction Machinery: Wheeled Excavator Hitachi

Model	Hydraulic system overflow valve pressure
ZX220W-3	34301.4 kPa - 4975 lb / sq. inch
ZX210W-3	34300 kPa - 4974.8 lb / sq. inch
ZX190W-3	34300 kPa - 4974.8 lb / sq. inch
ZX180W	34335.9 kPa - 4980 lb / sq. inch
ZX170W-3	34300 kPa - 4974.8 lb / sq. inch
ZX160W	34335.9 kPa - 4980 lb / sq. inch
ZX140W-3	34300 kPa - 4974.8 lb / sq. inch
ZX130W	34335.9 kPa - 4980 lb / sq. inch
ZX 210W	34335.9 kPa - 4980 lb / sq. inch
EX60WD-2	25993.2 kPa - 3770 lb / sq. inch