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
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
Compare IEC vs UL certification for air circuit breakers: regional standards, safety compliance, and CHINT's globally certified solutions for reliable electrical protection.
NVF2L Compact Micro Drive is designed to meet the growing demand for efficient, space-saving solutions in various industrial applications. Explore CHINT's industrial drive technology solutions.
NVF2L Compact Micro Drive is designed to meet the growing demand for efficient, space-saving solutions in various industrial applications. Explore CHINT's industrial drive technology solutions.
Common types of switchgear used in substations are AIS and GIS. This article will assess the primary difference between AIS and GIS substations for six critical aspects.