Hydraulic power unit for power tongs:Hydraulic power unit is a hydraulic source mainly used for ZQ drill pipe power tongs and TQ casing tongs as well as for other hydraulic equipments. Technical parameters: ModelYZ-120/YZB*-120YZ-120B/YZB*-120BFYZ-120/FYZB*-120WORKING PRESUREMPa202020psi190029002900rated flowL/min120120120gpm31.731.731.7useful capacityL587587587gal155155155powerKw1.1hp1.495Drive ratedKw373737hp50.350.350.3cooling aream232ft2344sizemm1720*1090*12551720*1050*11551530*745*955in68*43*4968*41*4660*29*38weightkg130013001500lb286628663307