大家帮忙解释一下电磁阀铭牌上的一句话? to prevent ignition of hazardous atmosphere ,every conduit penetrating enclosure for electrical connection to switches which may produce arcs must be sealed properly using suitable connector (expiosion proof type) keep the unit tightly sealed while electricty is on ,and off etectricity openning enclcsure 由于导管在穿过外壳与开关连接处易产生电弧而点燃周围易燃爆气体,因此每根导管必须采用防爆连接器,以此保持阀组单元在通电时保持密封,断电时与外界相通。 查看更多