塔(ta)(ta)(ta)機(ji)(ji)(ji)的(de)(de)主(zhu)(zhu)要(yao)電(dian)氣(qi)設備包括：電(dian)纜卷筒-中(zhong)央集電(dian)環;電(dian)動(dong)(dong)(dong)機(ji)(ji)(ji);操作電(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)用的(de)(de)電(dian)器(qi)(qi)，如：控制器(qi)(qi)、主(zhu)(zhu)令控制器(qi)(qi)、接觸器(qi)(qi)和(he)繼(ji)電(dian)器(qi)(qi)。保護電(dian)器(qi)(qi)，如：自(zi)(zi)(zi)動(dong)(dong)(dong)熔(rong)斷器(qi)(qi)，過電(dian)流繼(ji)電(dian)器(qi)(qi)和(he)限(xian)位開(kai)關等。主(zhu)(zhu)副回路(lu)中(zhong)的(de)(de)控制、切換(huan)電(dian)器(qi)(qi)，如：按鈕、開(kai)關和(he)儀表等。屬于輔助電(dian)氣(qi)設備的(de)(de)有：照明燈、信號燈、電(dian)鈴等。每臺塔(ta)(ta)(ta)機(ji)(ji)(ji)都要(yao)用許(xu)多種起重零部件(jian)，其(qi)中(zhong)數(shu)量較大(da)，技術要(yao)求(qiu)嚴而規格繁雜的(de)(de)是(shi)鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。塔(ta)(ta)(ta)機(ji)(ji)(ji)用的(de)(de)鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)按功能不(bu)同有：起升(sheng)鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，變(bian)幅鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，臂架拉(la)(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，平衡(heng)(heng)臂拉(la)(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)，小(xiao)車牽(qian)引(yin)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)等。鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)特點是(shi)：整(zheng)根(gen)的(de)(de)強度高，而且整(zheng)根(gen)斷面一樣大(da)小(xiao)，強度一致，自(zi)(zi)(zi)重輕，能承受震動(dong)(dong)(dong)荷載，彈性大(da)，能卷繞成(cheng)(cheng)盤，能在(zai)高速下平衡(heng)(heng)運動(dong)(dong)(dong)，并(bing)且無噪聲(sheng)，磨(mo)損(sun)后其(qi)外皮會產(chan)生許(xu)多毛刺，易于發(fa)現并(bing)便于及時處置(zhi)。鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)通(tong)常由一股(gu)股(gu)直徑為0.3～0.4mm細鋼(gang)絲(si)(si)(si)(si)(si)搓成(cheng)(cheng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)，再(zai)由股(gu)捻成(cheng)(cheng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。塔(ta)(ta)(ta)機(ji)(ji)(ji)用的(de)(de)是(shi)交互捻，特點是(shi)不(bu)易松散和(he)扭(niu)轉(zhuan)(zhuan)(zhuan)。繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)截面形狀而言，高層建筑施工用塔(ta)(ta)(ta)機(ji)(ji)(ji)以采(cai)用多股(gu)不(bu)扭(niu)轉(zhuan)(zhuan)(zhuan)鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)較為適宜，此種鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)由兩層繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)組成(cheng)(cheng)同，兩層繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)捻制方(fang)向相反，采(cai)用旋轉(zhuan)(zhuan)(zhuan)力矩平衡(heng)(heng)的(de)(de)原理捻制而成(cheng)(cheng)，受力時自(zi)(zi)(zi)由端不(bu)發(fa)生扭(niu)轉(zhuan)(zhuan)(zhuan)。塔(ta)(ta)(ta)機(ji)(ji)(ji)起升(sheng)鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)及變(bian)幅鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)安(an)(an)全(quan)(quan)(quan)(quan)系(xi)(xi)(xi)數(shu)一般取(qu)為5～6,小(xiao)車牽(qian)引(yin)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)和(he)臂架拉(la)(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)安(an)(an)全(quan)(quan)(quan)(quan)系(xi)(xi)(xi)數(shu)取(qu)為3,塔(ta)(ta)(ta)機(ji)(ji)(ji)電(dian)梯升(sheng)降(jiang)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)安(an)(an)全(quan)(quan)(quan)(quan)系(xi)(xi)(xi)數(shu)不(bu)得小(xiao)于10。鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)安(an)(an)全(quan)(quan)(quan)(quan)系(xi)(xi)(xi)數(shu)是(shi)不(bu)可缺少的(de)(de)安(an)(an)全(quan)(quan)(quan)(quan)儲(chu)備系(xi)(xi)(xi)數(shu)，絕不(bu)可憑借這種安(an)(an)全(quan)(quan)(quan)(quan)儲(chu)備面擅自(zi)(zi)(zi)提高鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)較大(da)允許(xu)安(an)(an)全(quan)(quan)(quan)(quan)荷載。由于鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)重要(yao)性，必須加(jia)強對(dui)鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)定期全(quan)(quan)(quan)(quan)面檢查，貯(zhu)存(cun)于干燥面封閉(bi)的(de)(de)、有木地(di)板或(huo)瀝(li)青混凝土(tu)地(di)面的(de)(de)倉庫內，以免腐蝕(shi)，裝(zhuang)卸(xie)時不(bu)要(yao)損(sun)壞表面，堆(dui)放時要(yao)豎立(li)安(an)(an)置(zhi)。對(dui)鋼(gang)絲(si)(si)(si)(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)進(jin)行系(xi)(xi)(xi)統潤(run)滑可以提高使用壽(shou)命。