Single-phase ground protection device for small ground current systems DL/T 872-2004

Author: National Development and Reform Commission of the People's Republic of China
Publisher:
Publish Date: 2004-06-01
Features: This standard specifies the technical requirements, test methods, inspection rules, and requirements for marking, packaging, transportation, and storage of single-phase ground protection devices for small ground current systems (hereinafter referred to as the device). This standard is applicable to the design, manufacturing, inspection, and application of single-phase ground protection devices or devices with single-phase ground protection or selection functions for small ground current systems ranging from 3kV to 66kV.