供应REXROTH力士乐高压柱塞泵A4VG56
A4VG系列斜盘式轴向柱塞泵是REXROTH公司的高压、闭式、斜盘式轴向柱塞泵，公称压力400bar，峰值压力450bar
排量型号:A4VG28,A4VG40,A4VG56,A4VG71,A4VG90,A4VG125,A4VG180,A4VG250,
除了常规的柱塞泵缸体柱塞等主泵的元件外，它还集成了一个补油泵、补油压力溢流阀、补油单向阀、两个高压溢流阀、一个压力切断阀和变量机构等。
排量控制方式
1、HD：液控变量，与控制压力有关
2、HW：液压控制，手动伺服
泵的排量与控制手柄的操作方向a或b的角度成正比
3、DA：液压控制，与转速有关
4、DG：液压控制，直接控制
5、EZ：电气两点控制，带开关电磁铁
6、EP：电气控制，带比例电磁铁
泵的排量与比例电磁铁(a和b)的电流呈成正比。
典型应用：混凝土泵车、重型液压平板车、液压泵站
力士乐柱塞泵A4VG56型号：
★DA液压控制，与转速有关:
A4VG56DA1D2/32L-NSC02F016SH
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A4VG56DA1D3L/32R-NZC02F015FP-S
A4VG56DA1D3L/32R-NZC02F015SH
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