NU6-III Application: surge arrester with exchangeable cartridge Signalization: local indicator remote – on demend (F) 1NO/NC Poles: 1 Net nominal voltage: 230V AC Max. cont. oper. voltage Uc: 275, 320, 385V AC Level of protection: 1,5kV Max. no current voltage: 10kV at 8/20s wave Jmenovitý vybíjecí proud: 5kA at 8/20s wave Classification: Type 3, Class III, Class D Standard: IEC/EN 61643-1