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半熔斷線熔斷電阻器
半(ban)熔(rong)(rong)斷(duan)線(xian)繞熔(rong)(rong)斷(duan)電阻器包括絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)、電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)、兩(liang)(liang)(liang)個帽蓋和兩(liang)(liang)(liang)根導線(xian),兩(liang)(liang)(liang)個帽蓋分(fen)別安裝在絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)兩(liang)(liang)(liang)側,兩(liang)(liang)(liang)個導線(xian)分(fen)別與兩(liang)(liang)(liang)個帽蓋連(lian)接,電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)繞(rao)(rao)(rao)(rao)制在絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)外(wai)壁(bi)(bi),電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)的(de)(de)兩(liang)(liang)(liang)端分(fen)別與兩(liang)(liang)(liang)個帽蓋連(lian)接,絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)、電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)、帽蓋外(wai)側涂覆(fu)有(you)絕(jue)(jue)緣(yuan)(yuan)漆(qi)層(ceng);絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)側壁(bi)(bi)開(kai)有(you)的(de)(de)環槽(cao)(cao),繞(rao)(rao)(rao)(rao)制在絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)外(wai)壁(bi)(bi)上的(de)(de)電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)經過(guo)環槽(cao)(cao),并且(qie)處于環槽(cao)(cao)內電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)沿環槽(cao)(cao)底(di)(di)壁(bi)(bi)繞(rao)(rao)(rao)(rao)過(guo)至少(shao)一周。環槽(cao)(cao)底(di)(di)部的(de)(de)直徑(jing)小于絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)外(wai)徑(jing),繞(rao)(rao)(rao)(rao)制在絕(jue)(jue)緣(yuan)(yuan)瓷棒(bang)(bang)環槽(cao)(cao)內的(de)(de)電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)的(de)(de)中徑(jing)變小,以此達到本半(ban)短路定(ding)(ding)點(dian)熔(rong)斷抗雷擊浪涌線(xian)繞(rao)(rao)(rao)(rao)電(dian)(dian)(dian)阻(zu)(zu)器在經受的(de)(de)電(dian)(dian)(dian)流大于額定(ding)(ding)電(dian)(dian)(dian)流時,電(dian)(dian)(dian)阻(zu)(zu)絲(si)(si)局部集中發熱,加快其熔(rong)斷速度(du)的(de)(de)效果(guo)。
關鍵詞:線繞熔斷電阻器 | 貼片電阻器 | 線繞電阻器
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