2025-11-17 18.97.14.88
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Code of China
Chinese National Standard List: Relay protection and automatic device

DL/T 684-2025 Guide of calculating settings of relay protection for large generator and transformer 
  Issued on: 2025-09-28   Translation Price(USD):
GB/T 45568-2025 Information specification for relay protection 
  Issued on: 2025-04-25   Translation Price(USD): 270.0
GB/T 14598.27-2025 Measuring relays and protection equipment—Part 27: Product safety requirements 
  Issued on: 2025-05-30   Translation Price(USD): 1320.0
GB/T 14598.2-2025 Measuring relays and protection equipment—Part 1: Common requirements 
  Issued on: 2025-05-30   Translation Price(USD): 600.0
GB/T 14598.26-2025 Measuring relays and protection equipment—Part 26: Electromagnetic compatibility requirements 
  Issued on: 2025-05-30   Translation Price(USD): 870.0
GB/T 22384-2024 Inspection specification for security and stability control system of power system 
  Issued on: 2024-10-26   Translation Price(USD): 510.0
GB/T 40096.7-2024 Technical specification for on-site relay protection equipment—Part 7: Transformer protection 
  Issued on: 2024-4-25   Translation Price(USD): 600.0
GB/T 40096.6-2024 Technical specification for on-site relay protection equipment—Part 6: Busbar protection 
  Issued on: 2024-4-25   Translation Price(USD): 690.0
GB/T 14598.1871-2024 Measuring relays and protection equipment—Part 187-1: Functional requirements for differential protection—Restrained and unrestrained differential protection of motors, generators and transformers 
  Issued on: 2024-3-15   Translation Price(USD): 2475.0
DL/T 2663-2023 General technical specification for test equipment of HVDC protection 
  Issued on: 2023-10-11   Translation Price(USD): 585.0
DL/T 2649-2023 Guide for protection relaying of series transformer 
  Issued on: 2023-10-11   Translation Price(USD):
DL/T 2648-2023 Technical specification for security and stability control system of accurate load shedding 
  Issued on: 2023-10-11   Translation Price(USD):
DL/T 2647-2023 Technical specification for configuration file operation management system in smart substation 
  Issued on: 2023-10-11   Translation Price(USD):
DL/T 2646-2023 Technical specifications for digital-analog integrated test equipment for relay protection 
  Issued on: 2023-10-11   Translation Price(USD): 255.0
DL/T 2645-2023 Technical specification for distributed protection of distribution network 
  Issued on: 2023-10-11   Translation Price(USD): 210.0
DL/T 2636-2023 Specification for monitoring function of VSC-HVDC operator control system 
  Issued on: 2023-10-11   Translation Price(USD): 210.0
DL/T 1663-2023 Technical guidelines for on-line monitoring and intelligent diagnosis of relaying protection in smart substation 
  Issued on: 2023-10-11   Translation Price(USD): 225.0
DL/T 277-2023 The technical specification of setting for controlling and protection in HVDC system 
  Issued on: 2023-10-11   Translation Price(USD): 900.0
NB/T 11317-2023 Technical specification for supply voltage monitoring system 
  Issued on: 2023-10-11   Translation Price(USD): 315.0
GB/T 14285-2023 Technical code for relaying protection and security automatic equipment 
  Issued on: 2023-11-27   Translation Price(USD): 1575.0
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