海(hai)宮(gong)皇(huang)電(dian)(dian)器有限(xian)公(gong)司專(zhuan)業提供各種低壓(ya)電(dian)(dian)器、高(gao)壓(ya)電(dian)(dian)器、真空電(dian)(dian)器、進口(kou)電(dian)(dian)器、電(dian)(dian)子元件(jian)、儀器儀表、開關電(dian)(dian)器、電(dian)(dian)源電(dian)(dian)器、防爆電(dian)(dian)器、電(dian)(dian)力金具、電(dian)(dian)線電(dian)(dian)纜、成套電(dian)(dian)器、建筑電(dian)(dian)器、通信電(dian)(dian)器、氣動液壓(ya)、船用電(dian)(dian)器、工控電(dian)(dian)器等。 
ZX12型電(dian)(dian)阻器(qi)適用(yong)于交流50HZ電(dian)(dian)壓至660V或直流電(dian)(dian)壓至440V的電(dian)(dian)路中，主要(yao)作電(dian)(dian)動(dong)機的起動(dong)、調速與制動(dong)等之(zhi)用(yong)。電(dian)(dian)阻器(qi)為(wei)開啟式，其額定發熱功率為(wei)4.6KW。 
ZX12型系(xi)列(lie)電(dian)阻(zu)(zu)(zu)器系(xi)敞開式，防護等級為(wei)1P00，全系(xi)列(lie)電(dian)阻(zu)(zu)(zu)器按(an)各種上規格分別(bie)由12、16及24片電(dian)阻(zu)(zu)(zu)元(yuan)件裝(zhuang)配(pei)而成。電(dian)阻(zu)(zu)(zu)元(yuan)件為(wei)鐵鉻鋁合(he)金(jin)軋制成齒形，結(jie)構按(an)其(qi)寬(kuan)度分為(wei)大(da)、中、小三種，大(da)片與中片兩端(duan)沖孔作為(wei)安裝(zhuang)之(zhi)用，小片規格的兩端(duan)直接(jie)由接(jie)線板聯(lian)結(jie)，電(dian)阻(zu)(zu)(zu)元(yuan)件兩端(duan)聯(lian)結(jie)處，去除(chu)表面氧化膜以保證觸良好。每一電(dian)阻(zu)(zu)(zu)元(yuan)件的聯(lian)結(jie)均(jun)憑(ping)借緊固鏍釘壓緊，以保證良好的接(jie)觸電(dian)阻(zu)(zu)(zu)。 
ZX12型系列電阻器安裝使(shi)用條件為海拔高度不(bu)(bu)超(chao)過2500米；周(zhou)圍(wei)介質(zhi)(zhi)溫度不(bu)(bu)超(chao)過+40℃及不(bu)(bu)低于(yu)(yu)-30℃；當+20℃至-5℃時空氣相對濕度不(bu)(bu)大于(yu)(yu)85%；周(zhou)圍(wei)介質(zhi)(zhi)中無足以腐蝕金屬(shu)和破壞絕緣及有(you)爆(bao)炸危險的(de)氣體及導(dao)電塵埃；必須有(you)防雨雪(xue)設備并不(bu)(bu)會充滿(man)水蒸汽的(de)地區(qu)；在無劇烈震動或顛跛的(de)地區(qu)。