CU- □ CZ DC surge protective device meets IEC 61643-31 standard, suitable for low voltage DC systems. The CU-I+II meets the SPD level I and level II tests, the CU-II meets the SPD level II test, to protect electric system and on-loading electrical apparatus from lightning and instantaneous overvoltage.
Main functions: lightning protection and surge protection
Standard: YD/T 1235.1, YD/T 1235.2, IEC/EN 61643-31
Compliance with certification: CE, TLC
CU- □ CZ DC surge protective device meets IEC 61643-31 standard, suitable for low voltage DC systems. The CU-I+II meets the SPD level I and level II tests, the CU-II meets the SPD level II test, to protect electric system and on-loading electrical apparatus from lightning and instantaneous overvoltage.
Main functions: lightning protection and surge protection
Standard: YD/T 1235.1, YD/T 1235.2, IEC/EN 61643-31
Compliance with certification: CE, TLC
