New Arrival China Hydraulic Oil Filter Element - Szu-a Squ-a Swu-a Sxu-a Duplex Return Line Filter Series – Xinyuan

The SZU-ASQU-ASXU・A、SWU-A Duplex return line filter series are composed of two single bowl filters and one 2-position 6-way directional valve. It is simple in structure and easy to use, There is by-pass valve and contamination indicator in it, for protecting the hydraulic system safety.
The feature of this filter allows continues operation during replacing the element which is clogged by contaminant. By opening the balance valve and turning the direction valve, the other filter will be working, the clogged element should be changed at that time.
This series filter is widely used in the hydraulic systems of heavy-duty mining and metallurgical machines.

ZU:Paper filter

QU:Fibre filter

WU:Wire mesh filter

XU:Nothed wire filter

I：With by-pass valve

Omit if without by-pass valve

Note: * is represents filtration, # is filter media If the filter flu id is water-glycol, usage pressure 1.6MPa,flower rate 63L/min』ilte「media is paper, the filter equipped with indicator and by-pass valve, the model of the fi-lter is SZUI – BH 一 A63x *P. that of the element is S1ZX₂ • BH 一 H63 x * if filter media is fibre and filtration 10—15 p m,and the filter equipped with indicator, the model of the filter isSQ₂u-A63x *P,that of the element is STZXJ-A63 x *Q,if filter media is fibre and filtration 1—5 p m,and the filter equipped with Indicator, the model of the filter isSQ₃u-A63x *P, that of the element is 877-63 x *Q. if filter media is wire mesh, and the filter equipped with indicator, the model of the filter is SWU – BH-A63x*P, that of the element is SIZ)^ – BH-63x *W.

Note: all sizes of SQU・A、SWU・A、SXU-A series and SZU-A series are same.