SFZWbomakaiguanxingwendubiansongqi,zaitiaozhengliangchengfanweishi,wuxugongdian,gengwuxuzaishuruduanjierudianzuxianghuoxinhaofashengqi,tajiandandaozhixuyibaxiaoluosidao,tiaozhengbomakaiguandeweizhi,jiunengtiaozhengliangchengfanwei;wulunyuchuanganqipeitaoshiyongshi,haishixianchangshiyongshi,doukeyishishitiaozheng,suoduanletiaozhengdeshijian,tongshiyejiangtiaozhengnandujiangdi,congcibuxuyaozaiquxuexinaxiefansuodezutaifangfale;youlezhiguandebomakaiguan,jiukeyitongguobomakaiguandeweizhi,laizhakandangqiansuoshezhideliangchengfanwei,zhezhongliangchengzhiguandetexing,jiandanyidong,suojianjisuode,tongshiyejiangtiaozhengliangchengfanweidecuowujilvjiangdi。
該產品采用防雷擊和防電快速瞬變(脈衝群)幹擾的電路設計。具備了防雷±4000V的能力。本產品可有效防護因為感應雷或供電係統內部大功率設備的啟停、線路故障、投切動作、變頻設備的運行和現場施工時電焊機等原因造成的損壞