整流控制設備是直流起重電磁鐵工作必不可少的配套設備。它將電網提供的交流電轉換成電磁鐵勵磁(ci)(ci)(ci)(ci)所需的直流電(dian)(dian)(dian)(dian)。它可以(yi)根(gen)據工作需要使電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)按照指(zhi)令(ling)給磁(ci)(ci)(ci)(ci)、去磁(ci)(ci)(ci)(ci)或(huo)(huo)強勵磁(ci)(ci)(ci)(ci)以(yi)增大(da)起重電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)的吸力(li)，還可以(yi)調整電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)磁(ci)(ci)(ci)(ci)力(li)以(yi)完成鋼板分(fen)張吸料、分(fen)張卸(xie)料任務。帶停電(dian)(dian)(dian)(dian)保磁(ci)(ci)(ci)(ci)的控制(zhi)設備，遇電(dian)(dian)(dian)(dian)網(wang)(wang)停電(dian)(dian)(dian)(dian)或(huo)(huo)電(dian)(dian)(dian)(dian)網(wang)(wang)故障能在規定時間內讓電(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)(ci)鐵(tie)保持(chi)磁(ci)(ci)(ci)(ci)力(li)以(yi)避(bi)免所吊運的物料下(xia)落提高作業現(xian)場的安全(quan)性(xing)。

湖南永金磁力設備股份有限公司（原岳陽市永金起重永磁鐵有限公司）生產的電磁鐵控制設備，具有體積小重量輕(qing)、技術先進、安裝方便、操作簡單、使用(yong)安全可靠(kao)、便于檢(jian)修維護等特點，是電磁鐵理(li)想的控制設備。

VTB/VTBT系列無觸點調磁保磁設備產品特點：本系列產品采用無觸點控制技術，實現電磁鐵的勵磁、退磁無觸點控制，并具有停電保磁功能，停電時備用電源自動投入，安全系數高。

VTB/VTBT方式構成：

外形尺寸圖：

主要技術參數: