Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)

Relay Protection and Grid Security

Relay Protection and Grid Security, Total:6 items.

The international standard classification for "Relay Protection and Grid Security" includes: Other equipment related to power transmission and distribution networks , Power transmission and distribution networks in general .

The Chinese standard classification for "Relay Protection and Grid Security" includes: Relay protection and automatic device .


国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 40091-2021 Requirements for safety measures of relaying protection and security automatic equipment in smart substation

Professional Standard - Electricity

  • DL/T 995-2016 Testing regulations on protection and stability control equipment
  • DL/T 995-2006 Testing Regulations on Protection and Stability Control Equipment

CN-QIYE

  • Q/GDW 239-2008 1000kV relay protection and power grid safety automatic device inspection rules
  • Q/GDW 267-2009 Relay protection and power grid safety automatic device on-site work security regulations
  • Q/GDW 11357-2014 Smart substation relay protection and power grid security automatic device work security regulations