Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 5439-2009 Design regulations of content and profundity for hydro and fossil fuel power plant connecting to the system $300.00 via email in 1~3 business day superseded
DL/T 5439-2021 Design regulations of content and profundity for power connecting to the system $435.00 via email in 1~5 business day valid
DL/T 544-1994 Rules of management of communication in electric power system $220.00 via email in 1~3 business day superseded
DL/T 544-2012 Operation management code for power system telecommunication $210.00 via email in 1~3 business day valid
DL/T 5440-2009 Technical code for designing of overhead transmission line in medium & heavy icing area $1320.00 via email in 1~3 business day superseded
DL/T 5440-2020 Technical specification for the design of overhead transmission line in medium and heavy icing area $1845.00 via email in 1~10 business day valid
DL/T 5441-2010 Specification on economic evaluation of hydropower project $450.00 via email in 1~3 business day valid
DL/T 5442-2010 Regulation for drawing and detail of power transmission line towers $200.00 immediately superseded
DL/T 5442-2020 Regulation for drawing and detail of steel supporting structures of overhead transmission line $1140.00 via email in 1~10 business day valid
DL/T 5444-2010 Regulation of content and profundity for power system design $240.00 via email in 1~3 business day valid
DL/T 5445-2010 Technical code for construction survey in electric power engineering $1200.00 via email in 1~3 business day valid
DL/T 5446-2012 Regulation for content and depth of feasibility study report of power system dispatch automation engineering $180.00 via email in 1~3 business day valid
DL/T 5447-2012 Regulation for content and depth of communication system design of power system $660.00 via email in 1~3 business day valid
DL/T 5448-2012 Regulation for content and depth of feasibility study of transmission and substation $750.00 via email in 1~3 business day valid
DL/T 5449-2024 Technical code for the design of 20kV electrical installation $885.00 via email in 1~5 business day valid
DL/T 545-1994 Rules of operational management of microwave communication in electric power system $410.00 via email in 1~3 business day abolished
DL/T 545-2012 Operation management code for microwave communication of power system $120.00 via email in 1~3 business day valid
DL/T 5450-2012 Technical code for selecting of 20kV distribution electrical equipment $1200.00 via email in 1~5 business day abolished
DL/T 5451-2012 Regulation for content and depth of preliminary design for overhead transmission line $810.00 via email in 1~3 business day abolished
DL/T 5451-2024 Regulation for content and depth of preliminarydesign for overhead transmission line $555.00 via email in 1~5 business day valid
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