Guangdong Provincial Standard of the People's Republic of China
Latest
DB44/T 2004-2017
Scope
This standard specifies the terms and definitions, model naming, usage conditions, technical requirements, testing, marking, packaging, transportation and storage of intelligent grounding comprehensive protection devices (hereinafter referred to as devices). This standard is applicable to intelligent grounding comprehensive protection devices with a rated voltage of 6 to 35 kV and voltage levels with special requirements below 6 kV and a frequency of 50 Hz.