防(fang)雷器(qi)，是用于帶電(dian)系統中限定瞬(shun)態(tai)過電(dian)壓(ya)(ya)和導引泄放電(dian)涌電(dian)流(liu)的(de)非線(xian)性防(fang)護器(qi)件，用以保護耐壓(ya)(ya)水平低(di)的(de)電(dian)器(qi)或(huo)電(dian)子系統免(mian)遭雷擊及雷擊電(dian)磁脈沖或(huo)利用過電(dian)壓(ya)(ya)的(de)危害。

　　最(zui)近幾年來，電(dian)(dian)(dian)子信息系統(tong)(如電(dian)(dian)(dian)視(shi)，電(dian)(dian)(dian)話(hua)，通信，打算(suan)機網絡(luo)等)發展迅猛，電(dian)(dian)(dian)子信息設備大量涌(yong)現和普及，這類系統(tong)和設備往常(chang)對照低廉(lian)和重(zhong)要，其任務電(dian)(dian)(dian)壓，耐壓水(shui)平很低，極易(yi)遭到雷(lei)電(dian)(dian)(dian)電(dian)(dian)(dian)磁脈沖的危(wei)險(xian)，為此需采用SPD做過電(dian)(dian)(dian)壓保護。

　　是(shi)用于帶電(dian)(dian)系統中限定瞬態過(guo)電(dian)(dian)壓和導引泄放(fang)電(dian)(dian)涌電(dian)(dian)流的非線(xian)性防(fang)護(hu)器(qi)件，用以保護(hu)耐壓水平低的電(dian)(dian)器(qi)或(huo)電(dian)(dian)子(zi)系統免遭雷(lei)(lei)擊(ji)及(ji)雷(lei)(lei)擊(ji)電(dian)(dian)磁脈沖(chong)或(huo)利用過(guo)電(dian)(dian)壓的危害(hai)，最近幾(ji)直流浪涌保護(hu)器(qi)年(nian)來，電(dian)(dian)子(zi)信(xin)(xin)息系統(如電(dian)(dian)視，電(dian)(dian)話，通信(xin)(xin)，打算(suan)機(ji)網絡等(deng))發展迅猛，電(dian)(dian)子(zi)信(xin)(xin)息設(she)備大量(liang)涌現和普(pu)及(ji)。

　　這類系統和(he)設備(bei)往常對照低(di)廉和(he)重要，其任務電(dian)(dian)壓(ya)，耐壓(ya)水平很低(di)，極易遭(zao)到雷(lei)電(dian)(dian)電(dian)(dian)磁(ci)脈沖的危險，為此需(xu)采(cai)用SPD做(zuo)過電(dian)(dian)壓(ya)保護(hu)。

　　電(dian)(dian)(dian)涌(yong)(yong)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)器(qi)(qi)適(shi)用于(yu)220/380V低(di)壓(ya)電(dian)(dian)(dian)源保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)，是一(yi)種非線性元(yuan)件，按(an)照IEC標準規定(ding)，電(dian)(dian)(dian)涌(yong)(yong)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)器(qi)(qi)是重要(yao)抑制傳(chuan)導過來(lai)的(de)(de)線路過電(dian)(dian)(dian)壓(ya)和過電(dian)(dian)(dian)流的(de)(de)裝配(pei)，電(dian)(dian)(dian)涌(yong)(yong)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)器(qi)(qi)起到保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)作用，根本要(yao)求是必須經受(shou)預期通(tong)過的(de)(de)雷(lei)(lei)電(dian)(dian)(dian)電(dian)(dian)(dian)流，并且(qie)通(tong)過電(dian)(dian)(dian)涌(yong)(yong)最大鉗(qian)壓(ya)，無效(xiao)燃燒在雷(lei)(lei)電(dian)(dian)(dian)疏通(tong)其時產生的(de)(de)工頻續(xu)流，把竄(cuan)入(ru)電(dian)(dian)(dian)力線，信(xin)號傳(chuan)輸線的(de)(de)瞬時過電(dian)(dian)(dian)壓(ya)限定(ding)在直流浪涌(yong)(yong)保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)器(qi)(qi)設(she)備或系(xi)統所能經受(shou)的(de)(de)電(dian)(dian)(dian)壓(ya)范(fan)疇內(nei)，或將壯大的(de)(de)雷(lei)(lei)電(dian)(dian)(dian)流泄流上天，保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)被保(bao)(bao)(bao)(bao)護(hu)(hu)(hu)(hu)的(de)(de)設(she)備或系(xi)統不受(shou)襲擊而毀壞(huai)。

　　電(dian)涌(yong)保護(hu)(hu)器的類(lei)型和(he)布局按不(bu)同(tong)的用處(chu)有所不(bu)同(tong)，但最多蘊含一(yi)個非線性電(dian)壓限定元件(jian)，經常使用電(dian)涌(yong)保護(hu)(hu)器有MOV(MetalOxideVaristor)同(tong)氣體(ti)放(fang)電(dian)管等，電(dian)涌(yong)蘊含壯(zhuang)大(da)的能量(liang)是以(yi)不(bu)能被禁止，基于這類(lei)啟事，保護(hu)(hu)敏感電(dian)氣設(she)(she)備(bei)免受(shou)電(dian)涌(yong)毀壞的策略是把電(dian)涌(yong)從設(she)(she)備(bei)分流(liu)后流(liu)入(ru)大(da)地(di)。

　　電機保護(hu)器的通(tong)訊功能介(jie)紹。

　　操作人員可借助編程器與保護器通訊，完成電機保護器的各種保護整定數據的調閱，修改和整定，直流浪涌保護器同(tong)時監測電機的(de)運行負載(zai)和供電電源的(de)質量(liang)，為及早(zao)發(fa)現過(guo)載(zai)和接地(di)故(gu)(gu)障(zhang)等(deng)創造了條件(jian)，此外，編程器強大的(de)信息管(guan)理(li)功能，可有效記(ji)錄各(ge)臺電機的(de)型號，運行方式，整(zheng)定(ding)參(can)數和歷史維護記(ji)錄，為判斷(duan)故(gu)(gu)障(zhang)原因，保證工藝系(xi)統的(de)安(an)全生產，減少事故(gu)(gu)停車，提供了可靠依(yi)據。

　　此(ci)外(wai)，當故(gu)障(zhang)發生時，電機保(bao)護器(qi)迅速動(dong)作，現場保(bao)存故(gu)障(zhang)類型，時間以及電機運行(xing)參數，以數據的方式記錄(lu)在(zai)保(bao)護器(qi)事件參數中，可供(gong)我們及時察看故(gu)障(zhang)原因，解(jie)決問題。

　　電(dian)機(ji)保護器的(de)(de)(de)(de)靈(ling)敏度，多種保護功能(neng)以(yi)及受(shou)溫(wen)度影(ying)響小(xiao)的(de)(de)(de)(de)優點(dian)，可有效地(di)保護電(dian)機(ji)，其精確的(de)(de)(de)(de)電(dian)流(liu)監(jian)測系(xi)統能(neng)及時準確反映電(dian)機(ji)的(de)(de)(de)(de)運(yun)行狀況，是(shi)用在鋼鐵(tie)行業重要(yao)電(dian)機(ji)上最好的(de)(de)(de)(de)選(xuan)擇。

　　江蘇人民電氣(qi)是一家專業生產直(zhi)流浪涌保(bao)護(hu)器，電涌保(bao)護(hu)器，光伏浪涌防(fang)(fang)雷器，商業級防(fang)(fang)雷開關的廠家， 廠家直(zhi)銷(xiao)供應，品(pin)質值得信(xin)賴，關于(yu)直(zhi)流浪涌保(bao)護(hu)器品(pin)牌(pai)，型(xing)(xing)號，參數，功能，選型(xing)(xing)，介紹等(deng)問題，請(qing)來電咨詢0577-61777781//qyxlw.cn/。