2025-12-28 10.8.118.215
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Chinese National Standard List: Relay protection and automatic device

ZB K 45018-1990  
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ZB K 45020-1990  
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ZB K 45021-1990  
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ZB K 45022-1990  
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ZB K 45023-1990  
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ZB K 45024-1990  
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ZB K 45025-1990  
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ZB K 45026-1990  
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ZB K 45027-1990  
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T/QGCML 180-2023 Automatic checking system of substation protection information 
  Issued on: 2023-08-09   Translation Price(USD):
T/QGCML 184-2023 Technical conditions for starting high voltage relay protection applied to impact load 
  Issued on: 2023-08-09   Translation Price(USD):
T/QGCML 183-2023 Low voltage lines differential protection device connected by culrent loop cables on both sides 
  Issued on: 2023-08-09   Translation Price(USD):
T/QGCML 182-2023 Technical method for remote modification of setting area of relay protection device 
  Issued on: 2023-08-09   Translation Price(USD):
T/QGCML 181-2023 Technical method of relay protection device to protect signal from distant recurence 
  Issued on: 2023-08-09   Translation Price(USD):
T/QGCML 185-2023 Fault diagnosis method for multiplex channel of pilot protection 
  Issued on: 2023-08-09   Translation Price(USD):
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 2647-2023 Technical specification for configuration file operation management system in smart substation 
  Issued on: 2023-10-11   Translation Price(USD): 330.0
DL/T 2648-2023 Technical specification for security and stability control system of accurate load shedding 
  Issued on: 2023-10-11   Translation Price(USD): 195.0
DL/T 2649-2023 Guide for protection relaying of series transformer 
  Issued on: 2023-10-11   Translation Price(USD): 285.0
DL/T 2645-2023 Technical specification for distributed protection of distribution network 
  Issued on: 2023-10-11   Translation Price(USD): 210.0
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