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技術(shù)文章您的位置:網(wǎng)站首頁(yè) >技術(shù)文章 >比例閥DHZA-A-051-S5/M/7 21的應用領(lǐng)域有哪些

比例閥DHZA-A-051-S5/M/7 21的應用領(lǐng)域有哪些

更新時(shí)間:2022-05-08   點(diǎn)擊次數:902次

ATOS防爆比例閥DHZA-A-051-S5/M/7 21主要應用于冶金、石油、液壓機水壓測試機組上。是采用節流能耗實(shí)現降壓的作用,能夠使高壓、超高設備和高壓管道內的高壓水道通過(guò)此閥將高壓水將至低壓所需要的壓力后排出來(lái),促使高壓系統壓力均勻降低。


ATOS防爆比例閥DHZA-A-051-S5/M/7 21產(chǎn)品認證:

•氣體組II 2G和粉塵類(lèi)別II 2D的多重認證ATEX,IECEX,EAC和PESO

•氣體組I M2的多重認證ATEX和IECEX(采礦)

螺線(xiàn)管和換能器的防火外殼可防止意外的內部火花或火災傳播到外部環(huán)境。螺線(xiàn)管還設計用于將表面溫度限制在分類(lèi)限制內。


ATOS防爆比例閥DHZA-A-051-S5/M/7 21 帶有LVDT位置傳感器和正閥芯重疊,用于定向和非補償速度控制。它們配備防爆比例螺線(xiàn)管和LVDT傳感器,經(jīng)過(guò)認證,可在潛在爆炸性氣氛的危險環(huán)境中安全運行。

構造:

①主級閥體

② 主級閥芯

③ 防爆LVDT傳感器

④ 先導閥

⑤ 防爆電磁鐵

3.jpg

工作原理:在進(jìn)口壓力P1的作用下,浮動(dòng)活塞被推開(kāi),介質(zhì)通過(guò)。由于活塞兩端截面積不同而造成的壓力差改變了閥后的壓力,也就是在管路有壓力的情況下,活塞兩端的面積比構成了閥前與閥后的壓力比。無(wú)論閥前壓力如何變化,閥后靜壓及動(dòng)壓按比例可減至相應的壓力值。


ATOS防爆比例閥DHZA-A-051-S5/M/7 21 正規渠道訂貨就找上海泛音機電,公司作為Atos上海正規供貨商,為各單位供應阿托斯全系列液壓閥、泵、放大器、繼電器等產(chǎn)品。阿托斯直銷(xiāo)貨源,常規型號現貨供應。



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