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DL/T 394-2010 Inspecting and testing method of digital exchange for electric power system dispatching (USD) via email in 1-5 business day VALID
DL/T 314-2010 General specifications for power system under-voltage load-shedding and separation equipment (USD) via email in 1-3 business day VALID
GB/T 24835-2018 Regulation of operation and maintenance for 1 100 kV gas-insulated metal-enclosed switchgear (USD) via email in 1-3 business day VALID
Q/GDW 171-2008 via email in VALID please email coc@codeofchina.com for quotation
Q/GDW 11811-2018 via email in VALID please email coc@codeofchina.com for quotation
DL/T 315-2010 General specifications for power system under-frequency load-shedding and separation equipment (USD) via email in 1-3 business day VALID
GB/T 35702.2-2017 Power losses in voltage sourced converter(VSC)valves for high-voltage directcurrent (HVDC) systems—Part 2:Modular multilevel converters (USD) via email in 1-5 business day VALID
GB/T 37549-2019 Technical code for relaying protection of generator-transformer unit in large capacity nuclear power plant (USD) via email in 1-3 business day VALID
DL/T 5459-2012 Technical code for architectural&structural design for converter station (USD) via email in 1-10 business day VALID
Q/GDW 341-2009 Specification of typical design for 330KV substations (USD) via email in 1-5 business day VALID
DL/T 968-2005 Code of start-up & completion acceptance for HVDC transmission project (USD) via email in 1-5 business day
GB/Z 24843-2009 Technical specification of 1 000 kV single phase oil-immersed auto-transformer (USD) via email in 1-3 business day ABOLISHED
GB/Z 24835-2009 Regulation of operation and maintenance for 1 000 kV gas-insulated metal-enclosed switchgear (USD) via email in 1-3 business day ABOLISHED
NY/T 1137-2006 Erection regulations for small wind turbine generator off-grid system (USD) via email in 1-3 business day VALID
GB/T 24842-2018 Overvoltage and insulation coordination of 1 000 kV UHV AC transmission project (USD) via email in 1-8 business day VALID
T/CEC 138-2017 Technical requirements of damping rubber materials for oil immersed transformers via email in VALID please email coc@codeofchina.com for quotation
DL/T 1703-2017 Guide for condition evaluation of metal oxide arrester (USD) via email in 1-3 business day VALID
Q/GDW 147-2006 via email in VALID please email coc@codeofchina.com for quotation
GB/T 26399-2011 Technical guide for electric power system security and stability control (USD) via email in 1-3 business day VALID
GB/T 34118-2017 Terminology for voltage-sourced converters(VSC) for high voltage direct current(HVDC) systems (USD) via email in 1-5 business day VALID
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