Wuhan Xin Lai Fu Hydraulic Pneumatic Equipment Co., Ltd.  

Product Name: Rexroth A4vg Series High Pressure Hydraulic Pump Model NO.: A4vg40, A4vg56, A4vg71, A4vg90, A4vg125, A4vg180 Straight Shaft Swashplate Piston Type: Pressureoil Power: Hydraulic Pump Shaft Position: Horizontal Drive Mode: Hydraulic Driven Reciprocating Pump Cylinder Number: Single Cylinder Structure: Axial Plunger Pump Warranty: One Year Pressure: High Pre Trademark: XLF Transport Package: Standard Carton or Wooden Package Specification: hydraulic Origin: China HS Code: 8413503190 Product Description Rexroth A4vg Series of A4vg40, A4vg56, A4vg71, A4vg90, A4vg125,A4vg180, A4vg250Features:1.type axial plunger variable pump for closed circuit hydrostatic drive2.The flow rate is proportional to the driving speed and displacement and can be variable without grade3.The flow rate increases from zero to its maximum with the Angle of inclined disk4.The flow direction of the liquid flow can be changed smoothly by making the inclined disk swing through the middle position5.Various variable modes that are easy to match with various control and regulation systems6.The inlet pump is equipped with two overflow valves on the high-pressure oil side to protect the static hydraulic drive (pump and motor) from overload7.The high-pressure overflow valve of the inlet also has the function of filling oil valve8.The internal auxiliary pump is used as the refill pump and control pump9.The maximum oil refill pressure is limited by a built-in oil refill overflow valve10.Full series with built-in pressure shutoff valves11.Nominal pressure 400 bar,Peak pressure 450Control mode:NV type, no control deviceDG- hydraulic control, direct control typeEz-electrical two-point control with switching electromagnetHd-hydraulic control, related to pilot pressureHW- hydraulic control, mechanical servoEP- electrical control with proportional electromagnetDA- hydraulic control, related to decelerationTechnical data:SizeA4VG40A4VG56A4VG71A4VG90A4VG125A4VG180A4VG250Displacement Vgmax cm3/r40567190125180250Max speed n=max rpm4000360033003050285025002400boost pump (20 bar)Vg Spcm38.611.619.619.628.339.852.05Flowcontinuous and Vg maxl/min160202234275356450600Powercontinuous Vg max 400 barkW107134156183237300400Moment of inertiaJGR kgm20.00380.00660.00970.01490.02320.04440.0983Weight approx.m Kg3138506080101156Photos: