塔(ta)機(ji)(ji)(ji)的(de)(de)(de)(de)(de)主要(yao)(yao)電(dian)(dian)氣(qi)設(she)備(bei)包括：電(dian)(dian)纜卷(juan)筒(tong)-中(zhong)(zhong)央集電(dian)(dian)環;電(dian)(dian)動機(ji)(ji)(ji);操(cao)作電(dian)(dian)動機(ji)(ji)(ji)用的(de)(de)(de)(de)(de)電(dian)(dian)器(qi)(qi)，如：控制器(qi)(qi)、主令控制器(qi)(qi)、接觸器(qi)(qi)和(he)繼電(dian)(dian)器(qi)(qi)。保(bao)護電(dian)(dian)器(qi)(qi)，如：自(zi)動熔斷(duan)器(qi)(qi)，過電(dian)(dian)流(liu)繼電(dian)(dian)器(qi)(qi)和(he)限(xian)位開(kai)關(guan)等(deng)(deng)。主副回路中(zhong)(zhong)的(de)(de)(de)(de)(de)控制、切換電(dian)(dian)器(qi)(qi)，如：按鈕、開(kai)關(guan)和(he)儀表等(deng)(deng)。屬(shu)于輔助電(dian)(dian)氣(qi)設(she)備(bei)的(de)(de)(de)(de)(de)有(you)：照明燈(deng)、信號燈(deng)、電(dian)(dian)鈴等(deng)(deng)。每(mei)臺塔(ta)機(ji)(ji)(ji)都要(yao)(yao)用許多種起(qi)(qi)重(zhong)零部件，其中(zhong)(zhong)數(shu)量較(jiao)(jiao)大(da)(da)，技術要(yao)(yao)求嚴而(er)規格繁雜的(de)(de)(de)(de)(de)是(shi)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)。塔(ta)機(ji)(ji)(ji)用的(de)(de)(de)(de)(de)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)按功(gong)能(neng)(neng)不(bu)(bu)同(tong)(tong)有(you)：起(qi)(qi)升(sheng)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)，變幅(fu)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)，臂架拉(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)，平衡(heng)臂拉(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)，小(xiao)車牽引繩(sheng)(sheng)(sheng)(sheng)(sheng)等(deng)(deng)。鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)特點是(shi)：整根(gen)的(de)(de)(de)(de)(de)強(qiang)度高(gao)，而(er)且整根(gen)斷(duan)面一(yi)樣(yang)大(da)(da)小(xiao)，強(qiang)度一(yi)致，自(zi)重(zhong)輕，能(neng)(neng)承受震(zhen)動荷(he)載，彈性(xing)大(da)(da)，能(neng)(neng)卷(juan)繞成盤，能(neng)(neng)在(zai)高(gao)速下平衡(heng)運動，并且無噪聲，磨(mo)損后其外(wai)皮會(hui)產(chan)生(sheng)許多毛刺，易于發現并便于及(ji)時處置(zhi)。鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)通常由(you)一(yi)股(gu)股(gu)直徑為(wei)(wei)0.3～0.4mm細鋼(gang)絲(si)(si)(si)搓成繩(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)，再由(you)股(gu)捻(nian)(nian)(nian)成繩(sheng)(sheng)(sheng)(sheng)(sheng)。塔(ta)機(ji)(ji)(ji)用的(de)(de)(de)(de)(de)是(shi)交互捻(nian)(nian)(nian)，特點是(shi)不(bu)(bu)易松散和(he)扭(niu)轉。繩(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)截面形狀而(er)言，高(gao)層建(jian)筑(zhu)施工用塔(ta)機(ji)(ji)(ji)以采用多股(gu)不(bu)(bu)扭(niu)轉鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)較(jiao)(jiao)為(wei)(wei)適宜(yi)，此種鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)由(you)兩層繩(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)組成同(tong)(tong)，兩層繩(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)捻(nian)(nian)(nian)制方向(xiang)相反，采用旋轉力(li)(li)矩平衡(heng)的(de)(de)(de)(de)(de)原(yuan)理(li)捻(nian)(nian)(nian)制而(er)成，受力(li)(li)時自(zi)由(you)端不(bu)(bu)發生(sheng)扭(niu)轉。塔(ta)機(ji)(ji)(ji)起(qi)(qi)升(sheng)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)及(ji)變幅(fu)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)安(an)全系數(shu)一(yi)般取為(wei)(wei)5～6,小(xiao)車牽引繩(sheng)(sheng)(sheng)(sheng)(sheng)和(he)臂架拉(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)安(an)全系數(shu)取為(wei)(wei)3,塔(ta)機(ji)(ji)(ji)電(dian)(dian)梯升(sheng)降繩(sheng)(sheng)(sheng)(sheng)(sheng)安(an)全系數(shu)不(bu)(bu)得小(xiao)于10。鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)安(an)全系數(shu)是(shi)不(bu)(bu)可(ke)缺少(shao)的(de)(de)(de)(de)(de)安(an)全儲備(bei)系數(shu)，絕不(bu)(bu)可(ke)憑借(jie)這(zhe)種安(an)全儲備(bei)面擅自(zi)提高(gao)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)較(jiao)(jiao)大(da)(da)允許安(an)全荷(he)載。由(you)于鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)重(zhong)要(yao)(yao)性(xing)，必須(xu)加強(qiang)對(dui)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)定期全面檢查，貯存于干燥面封閉(bi)的(de)(de)(de)(de)(de)、有(you)木地板或瀝青混凝(ning)土地面的(de)(de)(de)(de)(de)倉庫內，以免(mian)腐蝕，裝卸時不(bu)(bu)要(yao)(yao)損壞表面，堆放時要(yao)(yao)豎立安(an)置(zhi)。對(dui)鋼(gang)絲(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)進行系統潤滑(hua)可(ke)以提高(gao)使用壽命(ming)。