• 歸類：行業動態
• 原作者：
• 因素：
• 推出精力：2020-08-18
• 防問量：

【慨括描繪】低壓配(pei)電(dian)(dian)(dian)(dian)(dian)(dian)系統中熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)是起安全保護作(zuo)用的(de)一種電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)，熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)廣(guang)泛應(ying)用于(yu)電(dian)(dian)(dian)(dian)(dian)(dian)網(wang)保護和用電(dian)(dian)(dian)(dian)(dian)(dian)設備(bei)保護，當電(dian)(dian)(dian)(dian)(dian)(dian)網(wang)或(huo)(huo)用電(dian)(dian)(dian)(dian)(dian)(dian)設備(bei)發生短路故(gu)障(zhang)或(huo)(huo)過(guo)載時(shi)(shi)，可自動切(qie)斷(duan)(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)路，避免(mian)電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)設備(bei)損壞(huai)，防止事故(gu)蔓延。熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)由絕緣底座（或(huo)(huo)支持件）、觸頭、熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)等組成，熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)是熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)的(de)主要工作(zuo)部分，熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)相當于(yu)串聯在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)路中的(de)一段特殊的(de)導線(xian)，當電(dian)(dian)(dian)(dian)(dian)(dian)路發生短路或(huo)(huo)過(guo)載時(shi)(shi)，電(dian)(dian)(dian)(dian)(dian)(dian)流過(guo)大，熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)因(yin)過(guo)熱而熔(rong)(rong)(rong)(rong)化，從而切(qie)斷(duan)(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)路。熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)常做成絲(si)狀、柵狀或(huo)(huo)片(pian)(pian)狀。熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)材料具(ju)有相對熔(rong)(rong)(rong)(rong)點(dian)(dian)低、特性穩定、易于(yu)熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)的(de)特點(dian)(dian)。一般(ban)采(cai)用鉛錫合金(jin)、鍍(du)銀銅片(pian)(pian)、鋅、銀等金(jin)屬。在(zai)熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)切(qie)斷(duan)(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)路的(de)過(guo)程中會產生電(dian)(dian)(dian)(dian)(dian)(dian)弧，為(wei)了安全有效地熄滅電(dian)(dian)(dian)(dian)(dian)(dian)弧，一般(ban)均將熔(rong)(rong)(rong)(rong)體(ti)(ti)(ti)安裝在(zai)熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)殼體(ti)(ti)(ti)內，采(cai)取措施，快(kuai)速(su)熄滅電(dian)(dian)(dian)(dian)(dian)(dian)弧。熔(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)具(ju)有結構(gou)簡(jian)單、使用方(fang)便、價格低廉(lian)等優點(dian)(dian)，在(zai)低壓系統中廣(guang)泛被應(ying)用。