CLY2-420 / 80 Überspannungsschutzgerät (SPD)

Introduction CLY2-420/80 seriesofsurgeprotectdevice(SPD)issuitforTN-S,TN-C-S,TT,ITetc.powersupplysystemofAC50/60Hz.≤380V,andusedattheequipotentialconnection,whichprotectstheelectricnetwork notshockedbythethunderandlightning,it’sdesignedaccordingtoGB18802.1,IEC61643-1,itadopts35mmstandardrail,thereisafailurereleasemountedonthemoduleofsurge protectivedevice.WhentheSPDfailsinbreakdownforover-heatandover-current,thefailurereleasewillhelpelectricdeviceseparatefromthepowersystemandgivethe indicationsignal,greenmeansnormal,redmeansabnormal,Kevinwiringmode,remotesignaling outputinterface.It’salsocouldbereplacedforthemodulewhenhasoperatingvoltage. Installation BgradelightingcurrentSPDisusedforequipotentialconnectionwhenlighting,installtothe junctureofLPZ0AorLPZ0BwithLPZ1.Adopting35mmstandardguideinstallation,connecting copperleadis10 35mm2.Generallyinstalledtooneaerialinletofinletlowvoltagemaindistribution cabinet.Combinesingle-phaseorthree-phasesurgeprotectorfreelyaccordingtouser’srequirements.Generallyinstalledtoinletlowvoltagemaindistributioncabinetearthwireshould adoptbicolorconductorabove16mm2. Maintechnicalparameters Typeandspec. CLY2-385/120 CLY2-385/80 CLY2-420/65 CLY2-420/40 CLY2-420/20 GridoperationUn(V) 220/380 MaximumcontinuousoperatingvoltageUc(V) 385/420 VoltageprotectionlevelUp(kv) 3.0 2.5 2.2 109 107 Maximumdischargecurrent (8/20us)lamx(KA) 120 40 65 40 20 StandardDischargeCurrent(8/20us)ln(KA) 60 20 30 20 10 Responsetimens ≤25 Protectionclass IP20 Mainstructureandwordingprinciple Single-poledesign,cancombinedintosingle-poleorthree-poleSPD.Separatorisbuiltinside.WhenSPDfailsinbreakdowncausedbyoverheat,timegiving theindicationsignal.Visualwindowshowswhitefornormalworkinganditshowsredafterfailure andseparation.Kevinconnectionmodecanbechosen.Bigthroughflowcapacity,quickresponse timeandlowresidualvoltage.