Hubei Provincial Standard of the People's Republic of China
Latest
DB4201/T 538-2018
Scope
This standard specifies the specific requirements for the grade, configuration of electrical facilities and electrical operation management of important activity venues. This standard applies to the power configuration and power guarantee work of important activity venues within the administrative area of Wuhan City.
DL/T 572 Power Transformer Operation Regulations (DL/T 572-2010)*, 2021-01-01 Update
GB 50053 Code for design of 20kV and below substation
GB 50054 Code for design of low voltage electrical installations
GB 50060 Code for design of high voltage electrical installation(3~110kV)
GB 50140 Code for design of extinguisher distribution in buildings (explanation)
GB 50217 Design Standards for Power Engineering Cables
GB 7260.1 Uninterruptible power systems(UPS).Part 1-1:General and safety requirements UPS used in operator access areas
GB/T 14048.11 Low-voltage switchgear and control equipment Part 6-1: Multi-function electrical appliances Transfer switching appliances*, 2024-04-25 Update
GB/T 14285 Technical regulations for relay protection and safety automatic devices*, 2023-11-27 Update
GB/T 14549 Quality of electric energy supply harmonics in public supply network