卸荷溢流閥的主要功能是自動控制泵的卸荷或加載。鑒于卸荷溢流閥的功用，要求卸荷壓力與加載壓力之間存在一定差別。差值過小，則泵的卸荷與加載動作過于頻繁；差值過大，則系統(tǒng)壓力變化太大
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一八七七一零二二八二九
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：/@.R5V06 591 3L A1 
S3-P3/20 S3-P4/20 S3-P5/20 S3-P6/20 U5-P4/20 T3-P5/20 T5-P3/20 X5-P4/20
卸荷閥
MRQA-3/1/42 MRQA-3/2/42 MQRA-5/1/42 MQRA-5/2/42 MQRA-6/1/42
MQRA-6/2/42 RQR3-P3/1/40 RD41FHA61C2NB00    D41FHA61C2NB0047 
D41FHA61F1NB00    D41FHA61F1NB0047 
D41FHA61F2NB00    D41FHA61F2NB0047 
D41FHA61F4VB00    D41FHA61F4VB0047 
D41FHA63E2NB00    D41FHA63E2NB0047 
D41FHB11F1NB00    D41FHB11F1NB0047 
D41FHB11F1VB00    D41FHB11F1VB0047 
D41FHB11F1VE00    D41FHB11F1VE0047 
D41FHB11F2NB08    D41FHB11F2NB0847 
D41FHB11F4NB00    D41FHB11F4NB0047 
D41FHB12F1NB00    D41FHB12F1NB0047 
D41FHB12F4NB00    D41FHB12F4NB0047 
D41FHB13F4NB00    D41FHB13F4NB0047 
D41FHB15F4NB00    D41FHB15F4NB0047 
D41FHB31B2NB00    D41FHB31B2NB0047 
D41FHB31B4NB00    D41FHB31B4NB0047 武漢威格士DG5V-7-33C-3-T-M-U-H5-40 
D41FHB31B4NS00    D41FHB31B4NS0047 
D41FHB31B5NB00    D41FHB31B5NB0047 
D41FHB31C1NB00    D41FHB31C1NB0047 
D41FHB31C1NE00    D41FHB31C1NE0047 
D41FHB31C1VB00    D41FHB31C1VB0047 
D41FHB31C2NB00    D41FHB31C2NB0047 
D41FHB31C2NE00    D41FHB31C2NE0047 
D41FHB31C4NB00    D41FHB31C4NB0047 
D41FHB31E1NB00    D41FHB31E1NB0047 
D41FHB31E1NB08    D41FHB31E1NB0847 
D41FHB31E1NE00    D41FHB31E1NE0047 
D41FHB31E2NS00    D41FHB31E2NS0047 QR3-P3/2/40 RQR5-P3/1/40 RQR5-P5/1/40
RQR7-P6/1/40 RQRM3-P3/1/A/42 RQRM5-P5/1/A/42 RQRM7-P3/1/A/42PVE-006PC3-R00P/10N PVE-011PC3-R00P/10N武漢威格士DG5V-7-33C-3-T-M-U-H5-40 
PVE-016PC3-R90P/10N PVE-023PC3-R90P/10N
PVA先導式壓力補償
PVA22/30 PVA28/30 PVA35/30 PVA45/30 PVA56/30 PVA72/30
PVA90/30 PVA115/30 PVA145/30
定量式 DFP
DFP1-05 DFP1-08 DFP1-11 DFP1-12 DFP1-14  DPF2-12
DPF2-14 DPF2-17 DPF2-19 DPF2-21 DPF3-21 DPF3-25
DPF3-30 DPF3-35 DPF3-38 DPF4-42 DPF4-47 DPF4-50
DFP4-57 DFP4-60
軸向變量柱塞泵 VPPM VPPL
VPPM高壓式
VPPM-029PC-R55S/10N000 VPPM-046PCM-R01S/10N000
VPPM-073PCX-R55S/10N000 VPPM-046PQCE5-R55S/10N000迪普瑪壓力控制閥（板式溢流閥，補償器，插裝式溢流閥，管式溢流閥，減壓閥，平衡閥，順序序閥，卸荷閥）
板式溢流閥（RQ3，RQM3）
RQ3-P3/41 RQ3-P5/41 PQ3-P6/41 RQ5-P3/41 RQ5-P5/41 RQ5-P6/41RQM3-P5/A/60N-A230K1 RQM3-P5/A/60N-A110K1 RQM3-P5/A/60N-D24K1
RQM3-P5/M/60N-A230K1 RQM3-P5/M/60N-D24K1 RQM3-P6/A/60N-A230K1
RQM3-P6/A/60N-A110K1 RQM3-P6/A/60N-D24K1 RQM3-P6/M/60N-A230K1
RQM3-P6/M/60N-D24K1 RQM5-P6/A/60N-A230K1 RQM5-P6/A/60N-A110K1
RQM5-P6/A/60N-D24K1 RQM5-P6/M/60N-A230K1 RQM5-P6/M/60N-D24K1
RQM5-P5/A/60N-A230K1 RQM5-P5/A/60N-A110K1 RQM5-P5/A/60N-D24K1
RQM5-P5/M/60N-A230K1 RQM5-P5/M/60N-D24K1 RQM7-P5/A/60N-A230K1
RQM7-P5/A/60N-A110K1 RQM7-P5/A/60N-D24K1 RQM7-P5/M/60N-A230K1