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Database: 365,228(8 Aug 2026)

Bus Differential Protection Technology

Bus Differential Protection Technology, Total:14 items.

The international standard classification for "Bus Differential Protection Technology" includes: Control equipment for electric power systems , Power transmission and distribution networks in general .

The Chinese standard classification for "Bus Differential Protection Technology" includes: Relay protection and automatic device .


Professional Standard - Machinery

Professional Standard - Energy and Power Planning

  • DL/T 670-1999 General specification for microprocessor-based busbar protection equipment
  • DL/T 1276-2013 Technical Requirements for 1000 kV Busbar Protective Devices
  • DL/T 1771-2017 Technical Specifications of Ratio Differential Protection Function
  • DL/T 670-2010 General Specification for Busbar Protection Equipment

State Grid Corporation of China

  • Q/GDW 328-2009 Technical requirements for 1000kV bus protection device

Professional Standard - Energy

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 37880-2019 Technical guide for on-site ring network busbar protection
  • GB/T 40096.6-2024 Technical specification for on-site relay protection equipment—Part 6: Busbar protection

Professional Standard - Hydroelectric Power

  • SD 276-1988 Technical Specifications for Static Percentage Differential Protection Device

Group Standards of the People's Republic of China

  • T/DIPA 4-2024 Technical specifications for the protection of multi-terminal DC line and bus bar
  • T/DIPA 4-2022 Technical specifications for the protection of multi-terminal DC line and bus bar
  • T/DIPA 6-2022 Technical specifications for the protection of multi-terminal DC line and bus bar

Gosstandart of Russia

  • GOST R 51839.3-2001 Protective technologies. Means of protection. Anticopy protection. General technical requirements