2025-12-21 10.8.118.215
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
DL/T 2305-2021 Guidelines for altitude correction of HVDC air gap flashover voltage 210.0 via email in 1~3 business day valid,,2021-10-26
GB/T 40091-2021 Requirements for safety measures of relaying protection and security automatic equipment in smart substation 225.0 via email in 1~3 business day valid,,2021-11-1
GB/T 24847-2021 Technical guide on 1000kV AC system voltage and reactive power 105.0 via email in 1~3 business day valid,,2021-10-1
GB/T 18802.32-2021 Low-voltage surge protective devices—Part 32: Surge protective devices connected to photovoltaic installations—Selection and application principles 585.0 via email in 1~5 business day valid,,2021-10-1
GB/T 18802.11-2020 Low-voltage surge protective devices (SPD)—Part 11:Surge protective devices connected to low-voltage power systems—Requirements and test methods 1275.0 via email in 1~10 business day valid,,2021-7-1
DL/T 2246.4-2021 Technical specification for grid-connected operation and control of electrochemical energy storage station. Part 4: Relaying protection 90.0 via email in 1~3 business day valid,,2021-7-1
GB/T 39674-2020 Test specification on softswitch system of power industry 870.0 via email in 1~5 business day valid,,2021-7-1
GB/T 20996.3-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 3:Dynamic conditions 495.0 via email in 1~5 business day valid,,2021-7-1
GB/T 20996.2-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 2:Faults and switching 630.0 via email in 1~5 business day valid,,2021-7-1
GB/T 25095-2020 Monitoring system of operating status for overhead transmission lines 255.0 via email in 1~3 business day valid,,2021-7-1
DL/T 2180-2020 General specification for electrical energy measurement device of distribution network transmission loss over the same period 480.0 via email in 1~5 business day valid,,2021-2-1
GB/T 18802.22-2019 Low-voltage surge protective devices -- Part 22: Surge protective devices connected to telecommunications and signalling networks -- Selection and application principles 930.0 via email in 1~10 business day valid,,2020-7-1
T/CEPPEA 5003-2020 315.0 via email in 1~5 business day valid,,
NB/T 10327-2019 Low-voltage active three-phase unbalanced load regulator 450.0 via email in 1~5 business day valid,,2020-7-1
GB/T 18802.351-2019 Components for low-voltage surge protective devices—Part 351:Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT) 375.0 via email in 1~5 business day valid,,2020-7-1
GB/T 14598.301-2020 Technical requirements for power system continuous recorder 645.0 via email in 1~5 business day valid,,2020-12-1
GB/T 38953-2020 Technical requirements for relay protection of microgrid 120.0 via email in 1~3 business day valid,,2020-12-1
GB/T 38922-2020 General specification for 35 kV and below voltage standardized protection equipment 615.0 via email in 1~5 business day valid,,2020-12-1
GB/T 38878-2020 System tests for the projects of high-voltage direct current ( HVDC) transmissionpower using voltage sourced converters ( VSC) 255.0 via email in 1~3 business day valid,,2020-12-1
GB/T 17467-2020 High-voltage/low-voltage prefabricated substation 1230.0 via email in 1~10 business day valid,,2020-10-1
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DL/T 2305-2021 Guidelines for altitude correction of HVDC air gap flashover voltage 
  Issued on: 2021-04-26   Price(USD): 210.0
GB/T 40091-2021 Requirements for safety measures of relaying protection and security automatic equipment in smart substation 
  Issued on: 2021-04-30   Price(USD): 225.0
GB/T 24847-2021 Technical guide on 1000kV AC system voltage and reactive power 
  Issued on: 2021-03-09   Price(USD): 105.0
GB/T 18802.32-2021 Low-voltage surge protective devices—Part 32: Surge protective devices connected to photovoltaic installations—Selection and application principles 
  Issued on: 2021-03-09   Price(USD): 585.0
GB/T 18802.11-2020 Low-voltage surge protective devices (SPD)—Part 11:Surge protective devices connected to low-voltage power systems—Requirements and test methods 
  Issued on: 2020-12-14   Price(USD): 1275.0
DL/T 2246.4-2021 Technical specification for grid-connected operation and control of electrochemical energy storage station. Part 4: Relaying protection 
  Issued on: 2021-01-07   Price(USD): 90.0
GB/T 39674-2020 Test specification on softswitch system of power industry 
  Issued on: 2020-12-14   Price(USD): 870.0
GB/T 20996.3-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 3:Dynamic conditions 
  Issued on: 2020-12-14   Price(USD): 495.0
GB/T 20996.2-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 2:Faults and switching 
  Issued on: 2020-12-14   Price(USD): 630.0
GB/T 25095-2020 Monitoring system of operating status for overhead transmission lines 
  Issued on: 2020-12-14   Price(USD): 255.0
DL/T 2180-2020 General specification for electrical energy measurement device of distribution network transmission loss over the same period 
  Issued on: 2020-10-23   Price(USD): 480.0
GB/T 18802.22-2019 Low-voltage surge protective devices -- Part 22: Surge protective devices connected to telecommunications and signalling networks -- Selection and application principles 
  Issued on: 2019-12-10   Price(USD): 930.0
T/CEPPEA 5003-2020  
  Issued on:   Price(USD): 315.0
NB/T 10327-2019 Low-voltage active three-phase unbalanced load regulator 
  Issued on: 2019-12-30   Price(USD): 450.0
GB/T 18802.351-2019 Components for low-voltage surge protective devices—Part 351:Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT) 
  Issued on: 2019-12-10   Price(USD): 375.0
GB/T 14598.301-2020 Technical requirements for power system continuous recorder 
  Issued on: 2020-06-02   Price(USD): 645.0
GB/T 38953-2020 Technical requirements for relay protection of microgrid 
  Issued on: 2020-06-02   Price(USD): 120.0
GB/T 38922-2020 General specification for 35 kV and below voltage standardized protection equipment 
  Issued on: 2020-06-02   Price(USD): 615.0
GB/T 38878-2020 System tests for the projects of high-voltage direct current ( HVDC) transmissionpower using voltage sourced converters ( VSC) 
  Issued on: 2020-06-02   Price(USD): 255.0
GB/T 17467-2020 High-voltage/low-voltage prefabricated substation 
  Issued on: 2020-03-31   Price(USD): 1230.0
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