英国NORGREN脉冲阀8296400.8171.23050电磁脉冲阀 电力行业
本品牌脉冲阀及 膜片 自保持型电磁：自保持型电磁就是只需瞬间通电即完成阀门 
开关动作,阀芯位置不需电来保持。它的优点在于节约能源尤其是用电池作电源的场合，而且可不考虑温升，从而线圈寿命长，在高低温、等场合有较高性。常见的有机械式保持和永磁体保持，又分双线圈和单线圈，以单线圈磁保持结构为简单。它是以改变直流电源极性改变对应阀门开关的两种状态。这种电磁单独安装线圈外部接线需加转换开关，而与智能仪表配套则十分方便
8296700.8171.23050，
8296700.8171.02400
8296600.8171.23050
8296400.8171.23050，
8296400.8171.02400
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