Non-contact trencher consists mainly of water surface distribution station, water surface control center, pay-in and pay-out system umbilical cable and trencher body.

       Main technical specifications：

       1）Three Pump Structure Trencher

       Total power is 720kW; flow rate is 30000m3/h; delivery height is 5.5m; the maximum bury depth per time is 2.5m; it is suitable for subsea pipe diameters of 4-40in; the maximum soil shear strength is 40kPa; trenching speed is 0-2m/min; operating water depth is 10-120m.

        2）T-shaped structure trencher

        Hydraulically driven; engine rated power 565kW; axial flow pump flow rate 28800m3/h; delivery head 5.5m; operating water depth 10-300m.