... , driller's panel, air cable, pipe rack, high pressure hoses, protection house etc.Main parameters as follows1.Environmental temperature ... Power: 380v, 50Hz3, Nominal pressure: 21MPa(3000Psi)4.Max.working pressure:34.5MPa(5000Psi)4, Pressure range: 0~14MPa(0~2000Psi) ... .8MPa(93~115Psi)7, Pressure range of pressure valve: 17.5~21MPa(2500~3000Psi)8, Hydro-pneumatic pressure switch: 19~21MPa(2700~3000Psi) ...