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)所(suo)需的直流(liu)電(dian)(dian)(dian)(dian)(dian)。它可(ke)以(yi)根據工(gong)作需要使電(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)按照指(zhi)令給磁(ci)(ci)(ci)、去磁(ci)(ci)(ci)或(huo)強勵磁(ci)(ci)(ci)以(yi)增大起重電(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)鐵的吸力(li)，還可(ke)以(yi)調整電(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)鐵磁(ci)(ci)(ci)力(li)以(yi)完(wan)成(cheng)鋼板(ban)分張(zhang)吸料(liao)(liao)、分張(zhang)卸料(liao)(liao)任(ren)務。帶停(ting)電(dian)(dian)(dian)(dian)(dian)保(bao)磁(ci)(ci)(ci)的控制設備，遇電(dian)(dian)(dian)(dian)(dian)網停(ting)電(dian)(dian)(dian)(dian)(dian)或(huo)電(dian)(dian)(dian)(dian)(dian)網故障能(neng)在(zai)規定(ding)時間內讓電(dian)(dian)(dian)(dian)(dian)磁(ci)(ci)(ci)鐵保(bao)持磁(ci)(ci)(ci)力(li)以(yi)避免所(suo)吊運(yun)的物料(liao)(liao)下落提高作業現場的安全性(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(you)體積小(xiao)重量輕、技(ji)術先進、安裝方便、操作簡單(dan)、使(shi)用安全可靠、便于檢修(xiu)維(wei)護等特(te)點，是(shi)電磁鐵(tie)理想(xiang)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: