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美國派克EVSA直動(dòng)式溢流閥@parker溢流閥
EVSA和VSA系列直動(dòng)式溢流閥的結(jié)構(gòu)為為可調(diào)彈簧加載的直動(dòng)式減震的座閥,。有3個(gè)可選擇的zui大壓力調(diào)節(jié)等級(jí)64、160和315 bar,。其功能為：當(dāng)壓力超過調(diào)節(jié)彈簧設(shè)定值時(shí),，錐閥開啟使P→T或A→B相通。集成式減震閥芯防止過渡區(qū)里的壓力波動(dòng),?？梢酝ㄟ^帶有鎖緊螺母的調(diào)節(jié)螺栓進(jìn)行壓力調(diào)定。
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