ASCO上?？?NFB316E044V：先導(dǎo)式電磁閥：原理：通電時，電磁力把先導(dǎo)孔打開，上腔室壓力迅速下降，在關(guān) 電磁閥 閉件周圍形成上低下高的壓差，流體壓力推動關(guān)閉件向上移動，閥門打開；斷電時，彈簧力把先導(dǎo)孔關(guān)閉，入口壓力通過旁通孔迅速腔室在關(guān)閥件周圍形成下低上高的壓差，流體壓力推動關(guān)閉件向下移動，關(guān)閉閥門。

ASCO上海總  NFB316E044V：電磁閥從閥結(jié)構(gòu)和材料上的不同與原理上的區(qū)別，分為六個分支小類：直動膜片結(jié)構(gòu)、分步直動膜片結(jié)構(gòu)、先導(dǎo)膜片結(jié)構(gòu)、直動活塞結(jié)構(gòu)、分步直動活塞結(jié)構(gòu)、先導(dǎo)活塞結(jié)構(gòu)?，F(xiàn)貨551系列ASCO電磁閥8210系列電磁閥

ASCO上海總

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ASCO上?？?/STRONG>
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美國ASCO   阿斯卡電磁閥    NFB316E044V*