技術(shù)參數(shù) | |
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品牌 | 吉徽電力 |
型號(hào) | EKL-1 |
產(chǎn)品名稱:EKL-3EKL-4系列面板型電纜短路接地故障指示器 | |
EKL-3EKL-4系列面板型電纜短路接地故障指示器 EarthFault&ShortCircuitIndicatorEKL-3.EKL-4 概述 EKL3.EKL-4面板型故障指示器是配套安裝在配電網(wǎng)絡(luò)系統(tǒng)中的環(huán)網(wǎng)開關(guān)柜、電纜分支箱、箱變上,用于指示相應(yīng)電纜區(qū)段的短路和單相接地故障的一種實(shí)時(shí)監(jiān)測(cè)裝置。線路發(fā)生故障時(shí),工作人員可借助指示器的報(bào)警指示,迅速確定故障區(qū)段,并找出故障點(diǎn)。同時(shí),報(bào)警信息可實(shí)時(shí)發(fā)送到監(jiān)控中心的服務(wù)器,在監(jiān)控電腦的屏幕上顯示出故障所在的區(qū)域和具體位置,引導(dǎo)巡線人員迅速確定故障區(qū)段并找出故障點(diǎn)。該指示器為解決故障查找問題提供了***途徑。對(duì)提高工作效率,縮短停電時(shí)間,迅速恢復(fù)供電,提高供電可靠性和經(jīng)濟(jì)效益,有著十分重要的意義。 Generaldescription: EKL3.EKL-4panelFAULTindicatorisacompletesysteminstalledonadistributionnetworkintheringnetworkswitchcabinet,cablebranchbox,boxvariableonthecablesusedtoindicatethecorrespondingsectionsoftheshort-circuitandsingle-phasegroundfaultofareal-timemonitoringdevice.Linefailure,thestaffcanmakeuseofindicatoralarminstructions,toquicklyidentifyfaultsectionandfindthepointoffailure.Atthesametime,real-timealarminformation canbesenttothemonitoringcentersserversformonitoringthecomputerscreenfailureandspecificlocationoftheregionwheretheguidelinepatrolofficerstoquicklyidentifyfaultsectionandfindthepointoffailure.Thisindicatorissuestoaddressthefailuretofindthebestway.Improvingworkefficiency,reduceoutagetime,therapidrestorationofelectricity,improvereliabilityandeconomicbenefitsofgreatsignificance. 主要功能 1.短路報(bào)警指示:短路傳感器在工作中檢測(cè)線路的電流,當(dāng)線路發(fā)生短路故障且故障電流達(dá)到或超過報(bào)警電流整定值時(shí),短路傳感器發(fā)出報(bào)警信號(hào),通過光纖傳輸給主機(jī),主機(jī)接收到此信號(hào)后,產(chǎn)生相應(yīng)的報(bào)警指示信號(hào)。 2.接地報(bào)警指示:接地傳感器在工作中檢測(cè)線路的零序電流,當(dāng)線路發(fā)生接地故障且接地故障電流達(dá)到或超過報(bào)警電流整定值時(shí),接地傳感器發(fā)出報(bào)警信號(hào),通過光纖傳輸?shù)街鳈C(jī),主機(jī)接收到此信號(hào)后,產(chǎn)生相應(yīng)的報(bào)警指示信號(hào)。 3.自動(dòng)復(fù)位:當(dāng)指示器發(fā)出報(bào)警信號(hào)后,如果無人工復(fù)位,則指示器將在設(shè)定的復(fù)位時(shí)間內(nèi)自動(dòng)復(fù)位。 4.人工復(fù)位:當(dāng)指示器產(chǎn)生報(bào)警后,可通過觸發(fā)指示器主機(jī)面板上的“復(fù)位/測(cè)試”按鈕進(jìn)行復(fù)位,以解除報(bào)警。 5.測(cè)試:指示器可進(jìn)行工作性能自檢。通過按下主機(jī)面板上的“復(fù)位/測(cè)試”按鈕并保持1.5秒進(jìn)行測(cè)試。 6.智能化:指示器產(chǎn)生指示報(bào)警信號(hào)后,可將報(bào)警信號(hào)輸出遠(yuǎn)傳。也可接收遠(yuǎn)方的復(fù)位信號(hào),對(duì)指示器進(jìn)行遠(yuǎn)方復(fù)位 操作。 Mainfunction: 1.Short-circuitalarminstructions:short-circuitsensortodetectlinesintheworkofcurrent,short-circuitfaultoccurswhenthecircuitandthefaultcurrentreachedorexceededthealarmcurrentsettingvalue,theshort-circuitsensoralarmsignalsthroughtheopticalfibertransmissiontothehost,thehostreceivesthissignalAftertheinstructionstoproducealarmsignals. 2.Groundingalarminstructions:groundsensorstodetectthelineintheworkofzerosequencecurrent,groundfaultoccurswhenthecircuitandearthfaultcurrenttoreachorexceedthecurrentalarmsettingvalue,thegroundsensoralarmsignalsthroughtheopticalfibertransmissiontothehost,thehostreceivesthissignaltogenerateacorrespondingalarmindicationsignal. 3.Auto-Reset:Whentheindicatoralarmsignal,ifthereisnomanualreset,thentheindicatorwillberesetatthesettimeautomaticallyreset. 4.Manualreset:Whentheindicatorgeneratedthealarm,thehostcantriggertheindicatorpanelonthe"Reset/Test"buttontoresettoremovethealarm. 5.Test:performanceindicatorcanbetheworkofself-test.Thehostpanelbypressingthe"Reset/Test"buttonandmaintainthe1.5secondsfortesting. 6.Intelligence:indicatoralarmsignalgeneratedinstructionscanbealarmsignaloutputFET.Canalsoberesettoreceivedistantsignalstoremoteresetoperationoftheindicator. |