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DDJ1、DDZ1型电磁振动式电笛

更新:2013/10/29 16:10:04点击:
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  • 产品型号DDJ1、DDZ1
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产品介绍
产品简述
DDJ1、DDZ1型电磁振动式电笛运用于工矿企业,电站和广场,发出清晰的音响信号。
本电笛应用将电弱铁的振动转换为膜片的振动而发出音响的原理,交流电笛中电磁铁振动系由50HZ或60HZ交流电源产生,直流电笛中电磁铁的振动系在电磁系统中附装替换器面获得的。电笛由电磁机构,撞杆和膜片等装在铝合金外壳中构成。外壳具有防水性能。
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