繼(ji)電(dian)(dian)(dian)(dian)器廣泛(fan)應用于遙(yao)控、遙(yao)測、通訊、自動控制、機(ji)電(dian)(dian)(dian)(dian)一體(ti)化及電(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)子(zi)設備(bei)中(zhong),是最(zui)重要(yao)的(de)控制元件(jian)之一。選(xuan)購繼(ji)電(dian)(dian)(dian)(dian)器時,應該考慮接(jie)點類型(xing)及接(jie)點負(fu)荷、額定(ding)電(dian)(dian)(dian)(dian)流、體(ti)積大(da)小、線圈電(dian)(dian)(dian)(dian)源電(dian)(dian)(dian)(dian)壓等要(yao)素。