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www.ChineseStandard.net Database: 189760 (1 Nov 2025)
Industry Standard: DL, DL/T, DLT
         
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Std ID Description (Standard Title) Detail
DL/T 648-2014 Impeller powder feeder DL/T 648-2014
DL/T 649-1998 Impeller coal feeder DL/T 649-1998
DL/T 649-2014 Impeller coal feeder DL/T 649-2014
DL/T 650-1998 Specification for potential source static exciter systems for large turbine generators DL/T 650-1998
DL/T 651-1998 Requirements for hydrogen humidity of generators using hydrogen as a coolant DL/T 651-1998
DL/T 652-1998 Technical guidelines for metallurgic replica DL/T 652-1998
DL/T 653-1998 Specification of discharge coils for high voltage shunt capacitor for order DL/T 653-1998
DL/T 653-2009 Specification of discharge coils for high voltage shunt capacitor for order DL/T 653-2009
DL/T 654-1998 The technical guide for the life assessment of overage units in fossil power plants DL/T 654-1998
DL/T 654-2009 The technical guide for the life assessment for units in fossil-fuel power plant DL/T 654-2009
DL/T 655-1998 Code for on-line acceptance test of furnace safeguard supervisory system in fossil fuel power plant DL/T 655-1998
DL/T 655-2006 Code for acceptance test of furnace safeguard supervisory system in fossil fuel power plant DL/T 655-2006
DL/T 656-1998 Code for on-line acceptance test of turbine control system in fossil fuel power plant DL/T 656-1998
DL/T 656-2006 Code for acceptance test of turbine control system in fossil fuel power plant DL/T 656-2006
DL/T 656-2016 Code for acceptance test of turbine control and protection system in thermal power plant DL/T 656-2016
DL/T 657-1998 Code for on-line acceptance test of modulating control system in fossil fuel power plant DL/T 657-1998
DL/T 657-2006 Code for acceptance test of modulating control system in fossil fuel power plant DL/T 657-2006
DL/T 657-2015 Code for acceptance test of modulating control system in fossil fuel power plant DL/T 657-2015
DL/T 658-1998 Code for on-line acceptance test of sequence control system in fossil fuel power plant DL/T 658-1998
DL/T 658-2006 Code for on-line acceptance test of sequence control system in fossil fuel power plant DL/T 658-2006
DL/T 659-1998 Code for on-line acceptance test of distributed control system in fossil fuel power plant DL/T 659-1998
DL/T 659-2006 Code for acceptance test of distributed control system in fossil fuel power plant DL/T 659-2006
DL/T 659-2016 Code of practice for acceptance test of distributed controlsystem in fossil fuel power plant DL/T 659-2016
DL/T 660-1998 Test procedure for coal ash high-temperature viscosity characteristic DL/T 660-1998
DL/T 660-2007 Test procedure for the viscosity of coal ash in high-temperature DL/T 660-2007
DL/T 661-1999 Technical requirements & test method for the safety of calorimeter bombs DL/T 661-1999
DL/T 662-1999 Specification for SF 6 gas refilling and recovery device DL/T 662-1999
DL/T 662-2009 Specification for SF6 gas refilling and recovery device DL/T 662-2009
DL/T 663-1999 Test requirement for 220kV~500kV power system fault and dynamics recorder DL/T 663-1999
DL/T 664-1999 Technical guide for infrared diagnosis of alive equipment DL/T 664-1999
DL/T 664-2008 Application rules of infrared diagnosis for live electrical equipment DL/T 664-2008
DL/T 664-2016 Application rules of infrared diagnosis for live electrical equipment DL/T 664-2016
DL/T 665-1999 The acceptance standard of water and steam integrated sampling and on-line analysing unit DL/T 665-1999
DL/T 665-2009 Inspection guide for water and steam integrated sampling and on-line analysing unit DL/T 665-2009
DL/T 666-1999 Code on operation of wind power plant DL/T 666-1999
DL/T 666-2012 Code on operation of wind farm DL/T 666-2012
DL/T 667-1999 Telecontrol equipment and systems. Part 5: Transmission protocols. Section 103: Companion standard for the information interface of protection equipment DL/T 667-1999
DL/T 668-1999 Instrument transformer testing equipment for measuring service DL/T 668-1999
DL/T 669-1999 Classified standard of working in the outdoor hot environment DL/T 669-1999
DL/T 670-1999 General specification for microprocessor-based busbar protection equipment DL/T 670-1999
DL/T 670-2010 General specification for busbar protection equipment DL/T 670-2010
DL/T 671-1999 General specifications for microprocessor-based generator-transformer unit protection equipment DL/T 671-1999
DL/T 671-2010 General specifications for generator-transformer unit protection equipment DL/T 671-2010
DL/T 672-1999 Ordering specification for controlling device of adjusting voltage and reactive power in substation DL/T 672-1999
DL/T 673-1999 Standard of scrapping 001×7 strong cation ion exchange resins for water treatment in thermal power plant DL/T 673-1999
DL/T 673-2015 Standard of Scrapping 001×7 Strong Cation Ion Exchange Redins for Water Treatment in Thermal Power Plant DL/T 673-2015
DL/T 674-1999 The gradational standard of spherular pearlite for carbon steel No.20 used in fossil power plant DL/T 674-1999
DL/T 675-1999 Examination code for qualification of non-destructive testing personnel of electric power industry DL/T 675-1999
DL/T 675-2014 Examination codes for qualification of non-destructive testing personnel of electric power industry DL/T 675-2014
DL/T 676-1999 General technical specifications of dielectric shoes (boots) for live working DL/T 676-1999
DL/T 676-2012 General technical specification of dielectric shoes (boots) for live working DL/T 676-2012
DL/T 677-1999 Checking and calibration code for on-line chemical analysis instrument of fossil fuel power plant DL/T 677-1999
DL/T 677-2009 Checking and calibration code for on-line chemical monitoring instrument of power plant DL/T 677-2009
DL/T 678-1999 General welding procedure specification for structural steel of power station DL/T 678-1999
DL/T 678-2013 General welding procedure specification of electric power steel structure DL/T 678-2013
DL/T 679-1999 Code for welder technical qualification DL/T 679-1999
DL/T 679-2012 Code for welder technical qualification DL/T 679-2012
DL/T 680-1999 Specification for wear-resistant pipes DL/T 680-1999
DL/T 680-2015 Specification for electric power industry wear-resistant pipes DL/T 680-2015
DL/T 681-1999 Specification for wear-resistant fittings of mill-coal DL/T 681-1999
DL/T 681-2012 Specification for wear resistant parts of coal mill in coal-fired power plants DL/T 681-2012
DL/T 682-1999 Countersunk head screws for bus-bar fitting DL/T 682-1999
DL/T 683-1999 Nomenclature for fittlags model DL/T 683-1999
DL/T 683-2010 Nomenclature for fittings model DL/T 683-2010
DL/T 684-1999 Guide of calculating settings of relay protection for large generator and transformer DL/T 684-1999
DL/T 684-2012 Guide of calculating settings of relay protection for large generator and transformer DL/T 684-2012
DL/T 685-1999 Basic requirements, inspection specification and determination methods of conductor stringing sheave DL/T 685-1999
DL/T 686-1999 Guide of calculator of grid energy loss DL/T 686-1999
DL/T 687-1999 General specification for prevent electric mal-operation device with computer DL/T 687-1999
DL/T 687-2010 General specification for preventing electric mal-operation system with computer DL/T 687-2010
DL/T 688-1999 Intertripping equipment for power system DL/T 688-1999
DL/T 689-1999 Hydraulic compressor DL/T 689-1999
DL/T 689-2012 Hydraulic compressor for transmission and transformation project construction DL/T 689-2012
DL/T 690-1999 Synthetic testing of high-voltage alternating current circuit-breakers DL/T 690-1999
DL/T 690-2013 Synthetic testing of high-voltage alternating current circuit-breakers DL/T 690-2013
DL/T 691-1999 Methods of calculation of radio interference from high voltage overhead power transmission lines DL/T 691-1999
DL/T 692-1999 Electric Power trade Urgently Saving Work Rules DL/T 692-1999
DL/T 692-2008 Electric power trade urgently saving work rules DL/T 692-2008
DL/T 693-1999 Acid-proof and antiseptic coating used for concrete of chimney DL/T 693-1999
DL/T 694-1999 The technical guide of ultrasonic inspection for high-temperature tight bolts DL/T 694-1999
DL/T 694-2012 The technical guide of ultrasonic inspection for high-temperature tight bolts DL/T 694-2012
DL/T 695-1999 Steel pipe butt welding fittings for power plant DL/T 695-1999
DL/T 695-2014 Steel butt-welding fittings for power plant DL/T 695-2014
DL/T 696-1999 Cable support DL/T 696-1999
DL/T 696-2013 Flexible bus fittings DL/T 696-2013
DL/T 697-1999 Bus-bar clamp DL/T 697-1999
DL/T 697-2013 Inflexible bus fittings DL/T 697-2013
DL/T 698.1-2009 Data acquisition and management system for electrical energy. Part 1: General consideration DL/T 698.1-2009
DL/T 698.2-2010 Data acquisition and management system for electrical energy. Part 2: Technical specification of master station DL/T 698.2-2010
DL/T 698.31-2010 Data acquisition and management system for electrical energy. Part 3-1: Technical specification of electrical energy data acquisition terminal. General requirement DL/T 698.31-2010
DL/T 698.32-2010 Data acquisition and management system for electrical energy. Part 3-2: Technical specification of electrical energy data acquisition terminal-special requirement for data acquisition terminal of power station and substation DL/T 698.32-2010
DL/T 698.33-2010 Data acquisition and management system for electrical energy. Part 3-3: Technical specification of electrical energy data acquisition terminal. Special requirement for data acquisition terminal of special transformer DL/T 698.33-2010
DL/T 698.34-2010 Data acquisition and management system for electrical energy. Part 3-4: Technical specification of electrical energy data acquisition terminal. Special rquirement for data acquisition terminal of common transformer DL/T 698.34-2010
DL/T 698.35-2010 Data acquisition and management system for electrical energy. Part 3-5: Technical specification of electrical energy data acquisition terminal. Special requirement for meter rending terminal of LV customers DL/T 698.35-2010
DL/T 698.36-2013 Data acquisition and management system for electrical energy. Part 3-6: Technical specification of electrical energy data acquisition terminal-communication unit requirement DL/T 698.36-2013
DL/T 698.41-2010 Data acquisition and management system for electrical energy. Part 4-1: communication protocol. Master station communication with data acquisition terminal DL/T 698.41-2010
DL/T 698.42-2013 Data acquisition and management system for electrical energy. Part 4-2: communication protocol. Concentrator downward communication DL/T 698.42-2013
DL/T 698.44-2016 Data acquisition and management system for electrical energy—Part 4-4: Communication protocol-Micro-power wireless communication protocols DL/T 698.44-2016
DL/T 698.46-2016 Electricity Information Acquisition and Management System - Part 4-6: Communication Protocol - Acquisition Terminal Remote Communication Module Interface Protocol DL/T 698.46-2016
DL/T 698.51-2016 Electricity Information Acquisition and Management System - Part 5-1: Test Specification - Functional Test DL/T 698.51-2016




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