上海維特銳告訴你力士樂(lè)電磁閥原理:通電時(shí),,電磁力把先導(dǎo)孔打開(kāi),,上腔室壓力迅速下降,在關(guān) 閉件周圍形成上低下高的壓差,,流體壓力推動(dòng)關(guān)閉件向上移動(dòng),,閥門打開(kāi);斷電時(shí),,彈簧力把先導(dǎo)孔關(guān)閉,,入口壓力通過(guò)旁通孔迅速腔室在關(guān)閥件周圍形成下低上高的壓差,流體壓力推動(dòng)關(guān)閉件向下移動(dòng),,關(guān)閉閥門,。
特點(diǎn):流體壓力范圍上限較高,可任意安裝(需定制)但必須滿足流體壓差條件,。
力士樂(lè)電磁閥閥體全不銹鋼,;對(duì)于強(qiáng)腐蝕的介質(zhì)必須選用隔離膜片式。中性介質(zhì),,也宜選用銅合金為閥殼材料的電磁閥,,否則,閥殼中常有銹屑脫落,,尤其是動(dòng)作不頻繁的場(chǎng)合,。氨用閥則不能采用銅材。
力士樂(lè)電磁閥爆炸性環(huán)境:必須選用相應(yīng)防爆等級(jí)產(chǎn)品,,露天安裝或粉塵多場(chǎng)合應(yīng)選用防水,,防塵品種。
上海維特銳在德國(guó)與REXROTH合作,,可長(zhǎng)期穩(wěn)定供應(yīng)力士樂(lè)電磁閥,,REXROTH導(dǎo)軌,,力士樂(lè)柱塞泵等產(chǎn)品
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上海維特銳告訴你力士樂(lè)電磁閥原理:通電時(shí),電磁力把先導(dǎo)孔打開(kāi),,上腔室壓力迅速下降,,在關(guān) 閉件周圍形成上低下高的壓差,流體壓力推動(dòng)關(guān)閉件向上移動(dòng),,閥門打開(kāi),;斷電時(shí),彈簧力把先導(dǎo)孔關(guān)閉,,入口壓力通過(guò)旁通孔迅速腔室在關(guān)閥件周圍形成下低上高的壓差,,流體壓力推動(dòng)關(guān)閉件向下移動(dòng),關(guān)閉閥門,。
特點(diǎn):流體壓力范圍上限較高,,可任意安裝(需定制)但必須滿足流體壓差條件。