塔機(ji)的(de)(de)(de)(de)主要電(dian)(dian)氣(qi)設備包括：電(dian)(dian)纜卷筒-中(zhong)央集電(dian)(dian)環;電(dian)(dian)動(dong)機(ji);操作電(dian)(dian)動(dong)機(ji)用(yong)的(de)(de)(de)(de)電(dian)(dian)器(qi)(qi)(qi)，如：控制(zhi)(zhi)(zhi)器(qi)(qi)(qi)、主令控制(zhi)(zhi)(zhi)器(qi)(qi)(qi)、接觸器(qi)(qi)(qi)和(he)繼電(dian)(dian)器(qi)(qi)(qi)。保護電(dian)(dian)器(qi)(qi)(qi)，如：自(zi)動(dong)熔斷器(qi)(qi)(qi)，過電(dian)(dian)流(liu)繼電(dian)(dian)器(qi)(qi)(qi)和(he)限位開(kai)關(guan)等(deng)(deng)。主副回(hui)路中(zhong)的(de)(de)(de)(de)控制(zhi)(zhi)(zhi)、切換電(dian)(dian)器(qi)(qi)(qi)，如：按鈕、開(kai)關(guan)和(he)儀表等(deng)(deng)。屬于輔助(zhu)電(dian)(dian)氣(qi)設備的(de)(de)(de)(de)有(you)：照明燈、信(xin)號燈、電(dian)(dian)鈴等(deng)(deng)。每臺塔機(ji)都(dou)要用(yong)許多種起(qi)重零部件，其(qi)中(zhong)數量(liang)較(jiao)大，技術要求嚴而(er)規格繁(fan)雜的(de)(de)(de)(de)是(shi)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。塔機(ji)用(yong)的(de)(de)(de)(de)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)按功能(neng)(neng)不(bu)(bu)同有(you)：起(qi)升鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，變幅鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，臂(bei)架拉繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，平(ping)衡(heng)(heng)臂(bei)拉繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，小(xiao)車牽引繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)等(deng)(deng)。鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)特(te)點是(shi)：整根的(de)(de)(de)(de)強度(du)高(gao)，而(er)且整根斷面一(yi)樣大小(xiao)，強度(du)一(yi)致，自(zi)重輕，能(neng)(neng)承(cheng)受震(zhen)動(dong)荷(he)載，彈性大，能(neng)(neng)卷繞成(cheng)盤(pan)，能(neng)(neng)在(zai)高(gao)速下平(ping)衡(heng)(heng)運動(dong)，并(bing)(bing)且無噪聲，磨(mo)損后其(qi)外皮會產生(sheng)許多毛刺(ci)，易于發現并(bing)(bing)便于及時(shi)處(chu)置。鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)通常由(you)(you)一(yi)股股直徑為(wei)0.3～0.4mm細鋼(gang)(gang)(gang)絲(si)(si)搓成(cheng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股，再(zai)由(you)(you)股捻(nian)成(cheng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。塔機(ji)用(yong)的(de)(de)(de)(de)是(shi)交(jiao)互(hu)捻(nian)，特(te)點是(shi)不(bu)(bu)易松散和(he)扭轉(zhuan)。繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股截面形(xing)狀而(er)言，高(gao)層建筑施工(gong)用(yong)塔機(ji)以(yi)采用(yong)多股不(bu)(bu)扭轉(zhuan)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)較(jiao)為(wei)適宜，此種鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)由(you)(you)兩層繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股組(zu)成(cheng)同，兩層繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股捻(nian)制(zhi)(zhi)(zhi)方向相(xiang)反，采用(yong)旋轉(zhuan)力矩(ju)平(ping)衡(heng)(heng)的(de)(de)(de)(de)原(yuan)理捻(nian)制(zhi)(zhi)(zhi)而(er)成(cheng)，受力時(shi)自(zi)由(you)(you)端不(bu)(bu)發生(sheng)扭轉(zhuan)。塔機(ji)起(qi)升鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)及變幅鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)安(an)(an)全(quan)(quan)系(xi)數一(yi)般取為(wei)5～6,小(xiao)車牽引繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)和(he)臂(bei)架拉繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)安(an)(an)全(quan)(quan)系(xi)數取為(wei)3,塔機(ji)電(dian)(dian)梯升降繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)安(an)(an)全(quan)(quan)系(xi)數不(bu)(bu)得(de)小(xiao)于10。鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)安(an)(an)全(quan)(quan)系(xi)數是(shi)不(bu)(bu)可(ke)缺少的(de)(de)(de)(de)安(an)(an)全(quan)(quan)儲備系(xi)數，絕(jue)不(bu)(bu)可(ke)憑借這種安(an)(an)全(quan)(quan)儲備面擅(shan)自(zi)提(ti)高(gao)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)較(jiao)大允許安(an)(an)全(quan)(quan)荷(he)載。由(you)(you)于鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)重要性，必須加強對(dui)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)定期全(quan)(quan)面檢查，貯存于干燥面封(feng)閉的(de)(de)(de)(de)、有(you)木(mu)地(di)板或瀝青混凝土地(di)面的(de)(de)(de)(de)倉庫(ku)內，以(yi)免腐蝕，裝(zhuang)卸時(shi)不(bu)(bu)要損壞(huai)表面，堆放時(shi)要豎立安(an)(an)置。對(dui)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)進行系(xi)統潤(run)滑可(ke)以(yi)提(ti)高(gao)使用(yong)壽命(ming)。