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LED燈珠板打火 led燈亮打火是怎么回事求回答

發布時間:2022-11-14 12:39:55

大家好我是天成(cheng)照(zhao)明LED燈(deng)(deng)珠(zhu)廠家小(xiao)編燈(deng)(deng)漂(piao)亮(liang)今天我們(men)來(lai)介紹(shao)LED燈(deng)(deng)珠(zhu)板打火(huo)(huo) led燈(deng)(deng)亮(liang)打火(huo)(huo)是怎么回(hui)事(shi)求回(hui)答的問(wen)(wen)題(ti),以下就是燈(deng)(deng)漂(piao)亮(liang)對此問(wen)(wen)題(ti)和相關問(wen)(wen)題(ti)的歸納整理,一(yi)起來(lai)看(kan)看(kan)吧(ba)。

文章目錄導航:

led燈亮打火是怎么回事

這個問(wen)題(ti),是(shi)電(dian)源(yuan)內(nei)部電(dian)路有自(zi)(zi)激,工作時,自(zi)(zi)激逐漸加強(qiang),到一定(ding)程度時電(dian)路發生阻塞,然后(hou)恢復初態。

這(zhe)樣(yang)的(de)過程周而復始,形成周期性的(de)亮度閃爍。具(ju)體如下:

(1)LED燈(deng)珠(zhu)與LED驅(qu)動(dong)電(dian)(dian)(dian)源不匹(pi)配,正常單顆足1W燈(deng)珠(zhu)承受(shou)電(dian)(dian)(dian)流:280-300mA,電(dian)(dian)(dian)壓:3.0-3.4V,如果(guo)燈(deng)珠(zhu)芯片不是足功率的就(jiu)會(hui)造成燈(deng)光(guang)(guang)光(guang)(guang)源頻閃現(xian)象(xiang),電(dian)(dian)(dian)流過高燈(deng)珠(zhu)不能承受(shou)就(jiu)一(yi)亮一(yi)滅,嚴重(zhong)現(xian)象(xiang)會(hui)把燈(deng)珠(zhu)內(nei)置(zhi)的金線(xian)或者銅線(xian)燒斷,導致(zhi)燈(deng)珠(zhu)不亮。

(2)可能是驅(qu)動(dong)電源壞了(le)(le),只(zhi)要(yao)換上另(ling)一個好(hao)的驅(qu)動(dong)電源,就(jiu)不閃了(le)(le)。

(3)如果驅(qu)動(dong)有過溫(wen)保護功(gong)能(neng),而燈(deng)(deng)具(ju)(ju)的(de)材質散熱性(xing)能(neng)不能(neng)達到要求,驅(qu)動(dong)過溫(wen)保護開始工(gong)作也(ye)就(jiu)會(hui)(hui)有一閃(shan)一滅的(de)現象,例如:20W投光燈(deng)(deng)外殼用來裝配30W的(de)燈(deng)(deng)具(ju)(ju),散熱工(gong)作沒有做(zuo)好就(jiu)會(hui)(hui)這樣了(le)。

(4)如(ru)果(guo)(guo)戶外燈(deng)(deng)(deng)具也有頻閃一亮一滅現象,那就(jiu)是(shi)燈(deng)(deng)(deng)具進水(shui)了。后果(guo)(guo)就(jiu)是(shi)閃著閃著就(jiu)不(bu)亮了。燈(deng)(deng)(deng)珠和(he)驅(qu)動(dong)就(jiu)壞(huai)了,驅(qu)動(dong)防水(shui)做的好(hao)的話(hua),就(jiu)只是(shi)壞(huai)掉燈(deng)(deng)(deng)珠,更(geng)換(huan)光源即(ji)可。

LED燈珠板打火

led燈接線后再接火線就打火

應(ying)該是led燈有(you)燈珠短路了,檢查下燈珠好壞

led燈帶打火怎么回事

1、電線太細(xi),線路(lu)超負(fu)荷(he)

每(mei)平方的(de)(de)電(dian)(dian)線(xian)(xian)(xian)(xian)(xian)都(dou)有(you)其所能(neng)(neng)承載(zai)(zai)的(de)(de)安(an)全載(zai)(zai)流(liu)(liu)量(liang)(liang),如果通(tong)過(guo)(guo)電(dian)(dian)線(xian)(xian)(xian)(xian)(xian)的(de)(de)電(dian)(dian)流(liu)(liu)超過(guo)(guo)它的(de)(de)安(an)全載(zai)(zai)流(liu)(liu)量(liang)(liang),就會致使電(dian)(dian)線(xian)(xian)(xian)(xian)(xian)瞬(shun)間產生大量(liang)(liang)熱量(liang)(liang),從而導(dao)致電(dian)(dian)線(xian)(xian)(xian)(xian)(xian)著火(huo),比如目(mu)前市場(chang)上的(de)(de)LED燈箱卷簾燈所使用(yong)(yong)(yong)的(de)(de)電(dian)(dian)源線(xian)(xian)(xian)(xian)(xian)大部分都(dou)為0.75mm2;線(xian)(xian)(xian)(xian)(xian),為了(le)(le)導(dao)線(xian)(xian)(xian)(xian)(xian)能(neng)(neng)夠長時(shi)間連(lian)續的(de)(de)運(yun)行,所能(neng)(neng)承載(zai)(zai)的(de)(de)電(dian)(dian)流(liu)(liu)為6A左右(you),24V的(de)(de)功率(lv)為144W,卷簾燈條每(mei)米的(de)(de)功率(lv)從6W到20W不(bu)等。而如果使用(yong)(yong)(yong)0.75mm2;線(xian)(xian)(xian)(xian)(xian)就需要頻繁接主線(xian)(xian)(xian)(xian)(xian),一(yi)旦不(bu)接主線(xian)(xian)(xian)(xian)(xian),電(dian)(dian)路過(guo)(guo)載(zai)(zai),電(dian)(dian)線(xian)(xian)(xian)(xian)(xian)長時(shi)間有(you)大電(dian)(dian)流(liu)(liu)通(tong)過(guo)(guo),就極易導(dao)致卷簾燈燒(shao)線(xian)(xian)(xian)(xian)(xian)、著火(huo),還有(you)些工作人員由于對電(dian)(dian)線(xian)(xian)(xian)(xian)(xian)的(de)(de)使用(yong)(yong)(yong)不(bu)了(le)(le)解,主線(xian)(xian)(xian)(xian)(xian)都(dou)采(cai)用(yong)(yong)(yong)0.75mm2;線(xian)(xian)(xian)(xian)(xian),導(dao)致LED燈箱在(zai)后期的(de)(de)使用(yong)(yong)(yong)中存(cun)在(zai)極大的(de)(de)安(an)全隱患(huan)。

2、線路短路引起的(de)著(zhu)火

線(xian)(xian)路(lu)(lu)短(duan)路(lu)(lu)也(ye)是(shi)引(yin)起LED燈(deng)箱(xiang)卷簾(lian)燈(deng)著火(huo)的主要原因(yin),線(xian)(xian)路(lu)(lu)短(duan)路(lu)(lu)主要是(shi)因(yin)為輸電(dian)(dian)線(xian)(xian)路(lu)(lu)使用(yong)過(guo)久(jiu),絕緣層老(lao)化、破(po)裂(lie),失去絕緣作用(yong),導致兩(liang)線(xian)(xian)相(xiang)碰;或者是(shi)由于亂(luan)拉(la)亂(luan)接電(dian)(dian)線(xian)(xian),使電(dian)(dian)線(xian)(xian)的"外套"機械損傷,引(yin)起短(duan)路(lu)(lu)。而采用(yong)的電(dian)(dian)線(xian)(xian)如果較(jiao)細,頻繁接主線(xian)(xian),接線(xian)(xian)過(guo)程中(zhong)電(dian)(dian)線(xian)(xian)纏繞(rao)在(zai)一(yi)(yi)起,長時(shi)間也(ye)可(ke)能(neng)會引(yin)起短(duan)路(lu)(lu)。所以在(zai)接線(xian)(xian)中(zhong)一(yi)(yi)定(ding)要注意(yi)不能(neng)亂(luan)拉(la)、亂(luan)接、亂(luan)加用(yong)電(dian)(dian)裝置,增加LED燈(deng)箱(xiang)整個線(xian)(xian)路(lu)(lu)的用(yong)電(dian)(dian)負荷量。

3、采用劣(lie)質電線,質量不(bu)達標

正(zheng)規的(de)企(qi)(qi)業生(sheng)產(chan)的(de)國標線導線截(jie)面(mian)積是(shi)足量的(de),而那(nei)些(xie)非正(zheng)規企(qi)(qi)業生(sheng)產(chan)的(de)國標線導線截(jie)面(mian)積往往不足,而LED燈(deng)箱使(shi)用這些(xie)偷工減料的(de)劣質導線(把導線拉的(de)很(hen)細、使(shi)用劣質二手銅)就會引起(qi)(qi)絕緣(yuan)體斷裂,會造成短路、線路燒斷,甚至還會引起(qi)(qi)LED燈(deng)箱火災等嚴重(zhong)后果。

LED燈條PCB線一小段起火燒掉是什么原因

要看電流(liu)大小,如果(guo)(guo)線很細,很快就(jiu)會燒斷(duan),未必起火,如果(guo)(guo)不能(neng)燒斷(duan)就(jiu)危險了。

led燈冒火花后跳閘

不正常,盡快換燈

冒(mao)火(huo)星的(de)(de)原(yuan)因(yin)是燈具的(de)(de)絕緣質量問題(ti),很(hen)容(rong)易放電(dian)打火(huo),如果(guo)開關(guan)保(bao)護功(gong)能失靈,后果(guo)難料(liao)。所以(yi)要立刻(ke)停用(yong),盡快更換這(zhe)樣(yang)(yang)就可(ke)以(yi)解決跳閘的(de)(de)問題(ti)了。但是,最好(hao)是找專業(ye)的(de)(de)施工師傅(fu)上門進(jin)行操作,這(zhe)樣(yang)(yang)不光(guang)可(ke)以(yi)保(bao)證維(wei)修的(de)(de)專業(ye)性(xing)和安(an)全(quan)性(xing),而且也可(ke)以(yi)避(bi)免我們(men)因(yin)為(wei)自身專業(ye)知(zhi)識的(de)(de)不足,導致操作時出現(xian)失誤(wu),在日后使用(yong)中(zhong)留下安(an)全(quan)隱患(huan)

以上就是天成(cheng)小編(bian)對于LED燈(deng)珠板打火(huo) led燈(deng)亮(liang)打火(huo)是怎么(me)回事(shi)求回答問(wen)題和(he)相關問(wen)題的解答了,希望對你有用 【責任(ren)編(bian)輯:燈(deng)漂(piao)亮(liang)】

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