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Database: 365,228(8 Aug 2026)

AC and DC separation

AC and DC separation, Total:156 items.

The international standard classification for "AC and DC separation" includes: Electrical engineering in general , Other equipment related to power transmission and distribution networks , Electric traction equipment , Energy and heat transfer engineering in general , Small craft , Rectifiers. Convertors. Stabilized power supply , Electromagnetic compatibility(EMC) .

The Chinese standard classification for "AC and DC separation" includes: Hygiene, safety and labor protection , Electric transmission and transformation equipment in general , Electric traction equipment , Technical management , Devices for small vessel , AC/DC supply units , Electromagnetic compatibility .


Group Standards of the People's Republic of China

  • T/CEC 376-2020 Test procedures for AC energy consumption devices of flexible HVDC converter stations
  • T/CSEE 0276-2021 Technical Specifications for Harmonic Analysis of AC-side Grid of DC Transmission Converter Station
  • T/CSEE 0213-2021 Test methods for low-voltage three-level AC/DC, DC/DC bidirectional converters
  • T/CRS P1101-2022 Technical Specification for 27.5/10 kV AC-DC-AC Railway Electric Power Supply
  • T/GDBX 058-2022 Isolated DC - DC module power supply for rail transit
  • T/CEC 273-2019 Technical Specifications for AC-side Secondary Devices of AC-DC Hybrid Distribution Network

国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 36271.2-2021 Power installations exceeding 1 kV a.c. and 1.5 kV d.c.—Part 2: d.c.

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 25890.3-2010 Railway applications—Fixed installations—DC switchgear—Part 3:Indoor d.c.disconnectors switch disconnectors and earthing switches
  • GB/T 25890.4-2010 Railway applications—Fixed installations—DC switchgear—Part 4:Outdoor d.c.disconnectors switch-disconnectors and earthing switches
  • GB 20943-2013 Minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external AC-DC and AC-AC power supplies
  • GB/T 18814-2024 Small craft—Electrical systems—Alternating and direct current installations
  • GB/T 25890.2-2010 Railway applications—Fixed installations—DC switchgear—Part 2:DC circuit breakers
  • GB 20943-2007 Minimum Allowable Values of Energy Efficiency and Evaluating Values of Energy Conservation of Single Voltage External AC-DC and AC-AC Power Supplies
  • GB/T 25093-2010 AC filters for HVDC systems

Professional Standard - Energy

  • NB/T 42039-2014 Wide voltage input and regulated output isolated DC?DC model power supply

国家能源局

  • NB/T 10285-2019 Fixed voltage input and unregulated output isolated DC-DC model power supply

Professional Standard - Education

Professional Standard - Electricity

  • DL/T 1089-2008 Measurement method for total electric field strength and ion current density of the converter station and DC transmission lines

Taiwan Provincial Standard of the People's Republic of China

  • CNS 7212-1981 Marine Converters and Inverters for Wireless Sets

Korean Agency for Technology and Standards (KATS)

  • KS C 1708-2005 Electrical measuring transducers for converting A.C.electrical quantities into D.C. electrical quantities
  • KS C 1708-1993 Electrical measuring transducers for converting A.C.electrical quantities into D.C. electrical quantities
  • KS C IEC TS 61936-2:2020 Power installations exceeding 1 kV a.c. and 1.5 kV d.c. —Part 2: d.c.
  • KS C 1208-1992 Alternating-current watt-hour meters(for direct connection)
  • KS R ISO 19642-5:2021 Road vehicles — Automotive cables —Part 5: Dimensions and requirements for 600 V a.c. or 900 V d.c. and 1 000 V a.c. or 1 500 V d.c. single core copper conductor cables
  • KS R ISO 19642-6:2021 Road vehicles — Automotive cables — Part 6: Dimensions and requirements for 600 V a.c. or 900 V d.c. and 1 000 V a.c. or 1 500 V d.c. single core aluminium conductor cables

German Institute for Standardization

  • DIN EN 50123-4:1999 Railway applications; fixed installations - D.C. switchgear - Part 4: Outdoor d.c. in-line switch-disconnectors, disconnectors and d.c. earthing switches; German version EN 50123-4:1999
  • DIN EN 50123-3:1996 Railway applications - Fixed installations - D.C. switchgear - Part 3: Indoor d.c. disconnectors and switch-disconnectors; German version EN 50123-3:1995
  • DIN EN 50123-4:2003 Railway applications - Fixed installations; D.C. switchgear - Part 4: Outdoor d.c. switch-disconnectors, switch-disconnectors and earthing switches; German version EN 50123-4:2003
  • DIN 14680:2007 Hand-operated cable reels - A.C., three-phase A.C. and D.C.
  • DIN 89262:1996 Double-pole sockets with earthing contact - DC 10 A, AC 16 A, AC/DC 250 V, degree of protection IP 56
  • DIN EN 50123-3:2003 Railway applications - Fixed installations; D.C. switchgear - Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches; German version EN 50123-3:2003
  • DIN EN 50123-3/A1:2014 Railway applications - Fixed installations - D.C. switchgear - Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches; German version EN 50123-3:2003/A1:2013
  • DIN EN 50123-2:2003 Railway applications - Fixed installations; D.C. switchgear - Part 2: D.C. circuit breakers; German version EN 50123-2:2003
  • DIN EN 50123-2:1996 Railway applications - Fixed installations - D.C. switchgear - Part 2: D.C. circuit breakers; German version EN 50123-2:1995
  • DIN EN 50123-4/A1:2014 Railway applications - Fixed installations - D.C. switchgear - Part 4: Outdoor d.c. disconnectors, switch-disconnectors and earthing switches; German version EN 50123-4:2003/A1:2013
  • DIN EN 50123-6:1998 Railway applications - Fixed installations; D.C. switchgear - Part 6: Switchgear assemblies; German version EN 50123-6:1998

United States Navy

KR-KS

  • KS C IEC TS 61936-2-2020 Power installations exceeding 1 kV a.c. and 1.5 kV d.c. —Part 2: d.c.
  • KS R ISO 19642-5-2021 Road vehicles — Automotive cables —Part 5: Dimensions and requirements for 600 V a.c. or 900 V d.c. and 1 000 V a.c. or 1 500 V d.c. single core copper conductor cables
  • KS R ISO 19642-6-2021 Road vehicles — Automotive cables — Part 6: Dimensions and requirements for 600 V a.c. or 900 V d.c. and 1 000 V a.c. or 1 500 V d.c. single core aluminium conductor cables
  • KS C IEC 61992-3-2019 Railway applications — Fixed installations — DC switchgear — Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches

BE-NBN

SCC

  • BS ISO 9921-1:1996 Ergonomic assessment of speech communication-Speech interference level and communication distances for persons with normal hearing capacity in direct communication (SIL method)
  • MIL MIL-M-19249A-1956 MOTOR GENERATORS, 300 KW DC TO AC, AC TODC SUBMARINE SERVICE (SUPERSEDING MIL-M-19249)
  • DANSK DS/IEC TS 61936-2:2015 Power installations exceeding 1 kV a.c. and 1,5 kV d.c. - Part 2: d.c.
  • CAN/CSA-C381.1-2008(R2013) Test method for calculating the energy efficiency of single-voltage external ac-dc and ac-ac power supplies
  • AS 2926:1987 Standard voltages - Alternating (50 Hz) and direct
  • MIL MIL-DTL-16034/10A-2008 Ammeters, AC and DC, Portable, 0.25-Percent Accuracy Class
  • DANSK DS/EN IEC 61936-1:2021 Power installations exceeding 1 kV AC and 1,5 kV DC – Part 1: AC
  • DANSK DS/EN 50563:2011 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • DANSK DS/IEC TS 62993:2017 Guidance for determination of clearances, creepage distances and requirements for solid insulation for equipment with a rated voltage above 1 000 V AC and 1 500 V DC, and up to 2 000 V AC and 3 000 V DC
  • DANSK DS/EN 50563/A1:2011 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • BS 3871-2:1966 Moulded case circuit-breakers for a.c. and d.c. circuits
  • CEI EN 50563:2013 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • CEI EN 50563/A1:2013 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • DIN 14680/A1 E:2017 Draft Document - Firefighting and fire protection - Hand-operated cable reels - A.C., three-phase A.C. and D.C.
  • CEI EN IEC 61936-2:2024 Power installations exceeding 1 kV AC and 1,5 kV DC - Part 2: DC
  • MIL MIL-R-28750/5G-2015 Relay, Solid State, Hermetically Sealed, Isolated, Plus/Minus 50 MA, Plus/Minus 40 V, AC or DC, Analog Signal Switching, SPST (N.O.)
  • MIL MIL-R-28750/5F-2009 Relay, Solid State, Hermetically Sealed, Isolated, Plus/Minus 50 MA, Plus/Minus 40 V, AC or DC, Analog Signal Switching, SPST (N.O.)
  • MIL MIL-DTL-62186C-2009 Generator, Alternating Current (650 Ampere Rectified), 28 Volts Direct Current (Oil Cooled)
  • DIN EN 50563/AA E:2014 Draft Document - External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes; German version EN 50563:2011/FprAA:2013
  • DIN IEC /TS 62993 E:2016 Draft Document - Guidance for determination of clearances - Creepage distances and requirements for solid insulation for equipment with a rated voltage above 1000 V a.c. and 1500 V d.c. up to 2000 V a.c. and 3000 V d.c. (IEC 109/151B/CD:2016)
  • DIN EN 50563 E:2011 Draft Document - External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes; German version FprEN 50563:2011
  • DANSK DS/ISO 13297/AMD 1:2020 Small craft – Electrical systems – Alternating and direct current installations
  • AENOR UNE-EN 50123-3/A1:2004 Railway applications - Fixed installations - DC switchgear — Part 3: Indoor dc disconnectors, switch-disconnectors and earthing switches
  • CEI EN 50123-4/A1:2003 Railway applications - Fixed installations - D.C. switchgear - Part 4: Outdoor d.c. disconnectors, switch-disconnectors and earthing switches

British Standards Institution (BSI)

GSO

  • GSO IEC TS 61936-2:2022 Power installations exceeding 1 kV a.c. and 1,5 kV d.c. - Part 2: d.c.
  • BH GSO IEC TS 61936-2:2023 Power installations exceeding 1 kV a.c. and 1,5 kV d.c. - Part 2: d.c.
  • GSO IEC 61992-2:2014 Railway applications - Fixed installations - DC switchgear - Part 2: DC circuit-breakers
  • GSO IEC 61992-6:2014 Railway applications - Fixed installations - DC switchgear - Part 6: DC switchgear assemblies
  • BH GSO IEC 61936-1:2023 Power installations exceeding 1 kV AC and 1,5 kV DC - Part 1: AC
  • BH GSO IEC 61992-4:2016 Railway applications - Fixed installations - DC switchgear - Part 4: Outdoor d.c. disconnectors, switch-disconnectors and earthing switches
  • GSO IEC 61992-3:2014 Railway applications - Fixed installations - DC switchgear - Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches

Canadian Standards Association (CSA)

  • CSA C381.1-08-2008 Test method for calculating the energy efficiency of single-voltage external ac-dc and ac-ac power supplies First Edition

RO-ASRO

  • STAS 553/4-1980 SWITCHGEAR UP TO 1000 V A.C. AND 1200 V D. C. AND UP TO 4000 A A.C. AND D.C. Rules and test methods
  • STAS 553/2-1980 SWITCHGEAR UP 1000 V A.C AND 1200 V C.C. AND UP 4000 A A C AND D.C. Technical characteristics. Rated values
  • STAS 11200/33-1978 Graphical symbols GRAPHICAL SYMBOL FOR BOTH DIRECT AND ALTERNATING CURRENT
  • STAS SR CEI 1128+A1-1995 Alternating currentdisconnectors. Bus - transfer current switching by disconnectors

American Society for Testing and Materials (ASTM)

  • ASTM E10-08 Standard Test Method for Brinell Hardness of Metallic Materials
  • ASTM E1097-97 Standard Guide for Direct Current Plasma Emission Spectrometry Analysis
  • ASTM E10-15 Standard Test Method for Brinell Hardness of Metallic Materials

IET - Institution of Engineering and Technology

CN-QIYE

  • Q/GDW 111-2004 Handover test procedures for high-voltage DC electrical equipment in DC converter stations
  • Q/GDW 118-2005 AC test procedures for secondary electrical equipment in DC converter stations

RU-GOST R

  • GOST 23366-1978 Series of rated voltages of direct and alternating current
  • GOST R 58140-2018 External a.c. - d.c. and a.c. - a.c. power supplies. Determination of no-load power and average efficiency of active modes

Association Francaise de Normalisation

  • NF C97-053*NF EN 50563:2013 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • NF F41-020-4/A1*NF EN 50123-4/A1:2014 Railway applications - Fixed installations - D.C. switchgear - Part 4 : outdoor d.c. disconnectors, switch-disconnectors and earthing switches
  • NF F41-020-3/A1*NF EN 50123-3/A1:2014 Railway applications - Fixed installations - D.C. switchgear - Part 3 : indoor d.c. disconnectors, switch-disconnectors and earthing switches
  • NF F41-020-4*NF EN 50123-4:2004 Railway applications - Fixed installations - D.C. switchgear - Part 4 : outdoor d.c. disconnectors, switch-disconnectors and earthing switches.
  • NF EN 50563/A1:2014 External AC - DC and AC - AC Power Sources - Determination of No-Load Power and Average Active Mode Efficiency
  • NF EN 50563:2013 External AC - DC and AC - AC Power Sources - Determination of No-Load Power and Average Active Mode Efficiency
  • NF EN IEC 61936-2:2023 Electrical installations with voltages greater than 1 kV in alternating current and 1.5 kV in direct current - Part 2: direct current
  • NF F41-020-2*NF EN 50123-2:2004 Railway applications - Fixed installations - D.C. switchgear - Part 2 : D.C. circuit breakers
  • NF F42-123-4:1999 Railway applications - Fixed installations - D.C. switchgear - Part 4 : outdoor d.c. in-line switch-disconnectors and d.c. earthing switches.
  • NF C97-053/A1*NF EN 50563/A1:2014 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • NF EN IEC 61936-1:2021 Electrical installations with voltages greater than 1 kV in alternating current and 1.5 kV in direct current - Part 1: alternating current
  • NF J95-036*NF EN ISO 13297:2021 Small craft - Electrical systems - Alternating and direct current installations
  • NF EN ISO 13297:2021 Petits navires - Installations électriques - Installations à courant alternatif et continu

International Electrotechnical Commission (IEC)

  • IEC TS 61936-2:2015 Power installations exceeding 1 kV a.c. and 1,5 kV d.c. - Part 2: d.c.
  • IEC 61992-3:2006 Railway applications - Fixed installations - DC switchgear - Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches
  • IEC 61992-4:2006 Railway applications - Fixed installations - DC switchgear - Part 4: Outdoor d.c. disconnectors, switch-disconnectors and earthing switches
  • IEC 61936-1:2021 CMV Power installations exceeding 1 kV AC and 1,5 kV DC - Part 1: AC
  • IEC 61992-2:2014 Railway applications - Fixed installations - DC switchgear - Part 2: DC circuit-breakers
  • IEC 61992-2:2006 Railway applications - Fixed installations - DC switchgear - Part 2: DC circuit-breakers
  • IEC 61992-6:2006 Railway applications - Fixed installations - DC switchgear - Part 6: DC switchgear assemblies

DIN

  • DIN 14680:2016 Firefighting and fire protection - Hand-operated cable reels - A.C., three-phase A.C. and D.C.
  • DIN 14680:2018 Firefighting and fire protection - Hand-operated cable reels - A.C., three-phase A.C. and D.C.

American National Standards Institute (ANSI)

  • ANSI/SCTE 46-2007 Test Method for AC to DC Power Supplies
  • ANSI/IEEE 1204:1997 Guide for Planning DC Links Terminating at AC Locations Having Low Short-Circuit Capacities, Part I: AC/DC Interaction Phenomena, Part II: Planning Guide

VDE - VDE Verlag GmbH@ Berlin@ Germany

  • VDE V 0210-9-2017 Overhead electrical lines exceeding 45 kV - Hybrid AC/DC transmission and DC transmission
  • VDE V 0210-9-2018 Overhead electrical lines exceeding 45 kV - Part 9: Hybrid AC/DC transmission and DC transmission
  • VDE 0806-563-2014 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes; German version EN 50563:2011 + A1:2013

Association of German Mechanical Engineers

  • DVS 0911-1-1977 "Forms of ends of tungsten electrodes for gas-shielded tungsten arc welding with direct and alternating current, plasma welding and plasma fusion cutting"

European Committee for Electrotechnical Standardization(CENELEC)

  • EN 50563:2011 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes (Incorporates Amendment A1: 2013)

Lithuanian Standards Office

  • LST EN 50563-2012 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • LST EN 50123-3-2004 Railway applications. Fixed installations. D.C. switchgear. Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches

Danish Standards Foundation

  • DS/EN 50563:2012 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • DS/ISO 13297:2020 Small craft – Electrical systems – Alternating and direct current installations
  • DS/EN 50123-4:2003 Railway applications - Fixed installations - D.C. switchgear - Part 4: Outdoor d.c. disconnectors, switch-disconnectors and earthing switches
  • DS/EN 50123-3/A1:2013 Railway applications - Fixed installations - D.C. switchgear - Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches
  • DS/EN 50123-3:2003 Railway applications - Fixed installations - D.C. switchgear - Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches

European Committee for Standardization (CEN)

Underwriters Laboratories (UL)

  • UL 1066-1993 Low-voltage AC and DC power circuit breakers used in enclosures
  • UL 1066-2022 Low-voltage AC and DC power circuit breakers used in enclosures

ES-UNE

AENOR

  • UNE-EN 50563:2012 External a.c. - d.c. and a.c. - a.c. power supplies - Determination of no-load power and average efficiency of active modes
  • UNE-EN 50123-4:2004/A1:2013 Railway applications - Fixed installations - D.C. switchgear - Part 4: Outdoor d.c. disconnectors, switch-disconnectors and earthing switches
  • UNE-EN 50123-4:2004 Railway applications - Fixed installations - D.C. switchgear -- Part 4: Outdoor d.c. disconnectors, switch-disconnectors and earthing switches
  • UNE-EN 50123-3:2004/A1:2013 Railway applications - Fixed installations - D.C. switchgear - Part 3: Indoor d.c. disconnectors, switch-disconnectors and earthing switches

CENELEC - European Committee for Electrotechnical Standardization

  • HD 309.2-1977 Class 2 Direct Connected Alternating-Current Watthour Meter Part II

International Organization for Standardization (ISO)

  • ISO 19642-5:2019 Road vehicles — Automotive cables — Part 5: Dimensions and requirements for 600 V a.c. or 900 V d.c. and 1 000 V a.c. or 1 500 V d.c. single core copper conductor cables
  • ISO 19642-6:2019 Road vehicles — Automotive cables — Part 6: Dimensions and requirements for 600 V a.c. or 900 V d.c. and 1 000 V a.c. or 1 500 V d.c. single core aluminium conductor cables

Defense Logistics Agency

Japanese Industrial Standards Committee (JISC)

  • JIS C 1111:1989 Electrical measuring transducers for converting A.C. electrical quantities into D.C. electrical quantities
  • JIS E 2501-2:2010 Railway applications.Fixed installations.DC switchgear.Part 2: DC circuit-breakers

CZ-CSN

U.S. Military Regulations and Norms

IT-UNI

IN-BIS

  • IS 6008-1989 Arc Welding Power Sources Single Operator Rectifier Types AC and DC—Specifications