英语翻译
Replacement
Thecircuit-breakertypeHECI3/5-Rcanbeusedasageneratorcircuit-breakerinalltypesofpowerplantswithunitsizesbetween100-250MVAandnominalvoltagesupto25,3kV.Thebreakersarealsosuitedforretrofitorreplacementinexistingpowerplants,whenthesearemodernized,extendedorautomated.
Advantages:
SF6self-extinguishingtechnology
Wellprovendesign
Lowspacerequiredforinstallation
Lowmaintenancerequirements
Shortdeliveryandcommissioningperiod
Maincharacteristics
3-pole,openbreakerwithoperatingmechanismandsupervisoryandcontrolelements,fullyassembledonacommonframe
forindoorinstallation
thephasedistancecanbeselectedtosuitthephasedistanceoftheconnectedbusbar
noadditionalauxiliaryequipmentnecessary
easyerectionandputtingintoserviceduetothefactthatthecircuit-breakerisdeliveredasafullyassembledandtestedunit
maintenancenecessaryonlyafter15yearsor10'000mechanicalclose-openoperations.
GCBTypeHECI3/5-R
Replacement
TechnicalData:
Type:HECI3-RHECI5-R
Ratedmaximumvoltage[kV]:25.325.3
Ratedfrequency[Hz]:50/6050/60
Ratedpowerfrequencywithstandvoltage[kV]:6060
Ratedlightningimpulsewithstandvoltage[kV]:125125
Ratedcurrent[kA]:9/8,69/8,6
Ratedshort-circuitbreakingcurrent[kA]:100120