Thisoilpurifieristhroughspecialinternalsettings,XL-Dseriesmultifunctionfiltercanseparatelydealwithhydraulicoil,turbineoilandtransformeroil,effectivelyremovingimpurities,moisture,gas,freecarbon,andotherharmfulsubstancesinoilcanalsobeusedfordrainageofoldoilandinjectionofnewoil,andabletodryupthedamptransformerandotherpurposes.Thedevicecanbelong-termon-linewiththeoperatingsystem,providinghigh-precisionpurificationforoilregeneration.)