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Database: 365,228(8 Aug 2026)

triple simultaneous system

triple simultaneous system, Total:91 items.

The international standard classification for "triple simultaneous system" includes: Clocks , Power stations in general , Power transmission and distribution networks in general , Mechanical testing , Electrical engineering in general , Power transmission and distribution lines , Industrial automation systems .

The Chinese standard classification for "triple simultaneous system" includes: Horology , Electric power system , Electric energy measurement and load control system , , Mechanical vibration, impact equipment and dynamic balancing machine , Hygiene, safety and labor protection , Industrial automation and control device in general .


Professional Standard - Light Industry

Professional Standard - Energy and Power Planning

  • DL/T 1100.3-2018 Time synchronism systems of power system-Part 3:Technical specifications for time synchronization based on SDH
  • DL/T 1100.7-2021 Time synchronism systems of power system-Part 7: Time synchronism technology based on satellite common-view
  • DL/T 1100.2-2021 Time synchronism systems of power systemPart 2:Precision time synchronization based on LAN
  • DL/T 2735-2024 Technical requirements for clock synchronization system in hydropower plants
  • DL/T 1100.4-2018 Time synchronism systems of power system—Part 4: Measuring and testing instrument technical specifications
  • DL/T 1100.1-2009 Time synchronism systems of power system Part 1:Technical specifications
  • DL/T 1100.2-2013 Time Synchronism Systems of Power System - Part 2: Precision Time Synchronization Based on LAN
  • DL/T 1100-2009 Time synchronism systems of power system - Part1: Technical specifications
  • DL/T 1100.6-2018 Time synchronism systems of power system—Part 6: Monitoring specifications
  • DL/T 1100.1-2018 Time synchronism systems of power system -Part 1:Technical specifications

Group Standards of the People's Republic of China

  • T/SDCA 051-2023 Taishan Quality-Time synchronism system
  • T/CEC 499-2021 Technical Specifications for Satellite Common Viewing of Power System Time Synchronization System

Professional Standard - Post and Telecommunication

  • YD/T 3012-2016 Technical requirements for access network一Frequency and time synchronization for DSL system
  • YD/T 2676-2013 Technical requirement for access network - PON system with synchronous frequency and time
  • YD/T 3072-2016 Test method for access network equipment—Supporting frequency and time synchronization in PON system

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

  • GB/T 18891-2009 Identification by hour numbers of the phase conductors of 3-phase electric systems
  • GB/T 25931-2010 Precision clock synchronization protocol for networked measurement and control systems
  • GB/T 33591-2017 Technical specification of time synchronism system and equipment in smart substation
  • GB/T 18891-2009"> Identification by hour numbers of the phase conductors of 3-phase electric systems
  • GB/T 26866-2022 Testing specifications of power time synchronism systems
  • GB/T 18891-2024 Designation of phase differences by hour numbers in three-phase AC systems
  • GB/T 18891-2002 Identificatoin by hour numbers of the phase conductors of 3-phase electric systems
  • GB/T 44401-2024 Tri-axis simultaneous electrodynamic testing system
  • GB/T 15544.4-2017 Short-circuit current calculation in three-phase a.c. systems―Part 4:Currents during two separate simultaneous line-to-earth short circuits and partial short-circuit currents flowing through earth
  • GB/T 36050-2018 Rules of time synchronization for power systems
  • GB/T 26866-2011 Testing specifications of time synchronism systems for power system
  • GB/T 18891-2009 Identification by hour numbers of the phase conductors of 3-phase electric systems
  • GB/T 18891-2009 Identification by hour numbers of the phase conductors of 3-phase electric systems
  • GB/T 18891-2009 Identification by hour numbers of the phase conductors of 3-phase electric systems
  • GB/T 18891-2009 Identification by hour numbers of the phase conductors of 3-phase electric systems

Canadian Standards Association (CSA)

CU-NC

  • NC 19-03-22-1985 Occupational Hygiene and Safety Standards System. Cranes. Safety Requlrements for the Slmultaneous Exploitation of Various Cranes

Military Standards (MIL-STD)

Institute of Electrical and Electronics Engineers (IEEE)

International Organization for Standardization (ISO)

Association of German Mechanical Engineers

International Telecommunication Union (ITU)

  • ITU-T J.73-1980 Use of a 12-MHz system for the simultaneous transmission of telephony and television
  • ITU-T J.73 FRENCH-1988 USE OF A 12-MHz SYSTEM FOR THE SIMULTANEOUS TRANSMISSION OF TELEPHONY AND TELEVISION
  • ITU-T J.73-1976 Use of a 12-MHz system for the simultaneous transmission of telephony and television
  • ITU-T J.73-1988 USE OF A 12-MHz SYSTEM FOR THE SIMULTANEOUS TRANSMISSION OF TELEPHONY AND TELEVISION
  • ITU-T J.73 SPANISH-1988 USE OF A 12-MHz SYSTEM FOR THE SIMULTANEOUS TRANSMISSION OF TELEPHONY AND TELEVISION
  • ITU-T J.73-1984 Use of a 12 MHz system for the simultaneous transmission of telephony and television181
  • ITU-T H.230-1993 Frame-synchronous control and indication signals for audiovisual systems

Swedish Institute for Standards

British Standards Institution (BSI)

  • BS EN 60909-3:2004 Short-circuit current calculation in three-phase a.c. systems - Currents during two separate simultaneous single phase line-to- earth short circuits and partial short-circuit currents flowing through earth
  • BS EN 60909-3:2010 Short-circuit currents in three-phase a.c systems - Currents during two separate simultaneous line-to-earth short-circuits and partial short-circuit currents flowing through earth
  • BS EN IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems
  • PD ISO/TR 21718:2019 Intelligent transport systems. Spatio-temporal data dictionary for cooperative ITS and automated driving systems 2.0
  • BS IEC 61588:2008 Precision clock synchronization protocol for networked measurement and control systems
  • BS IEC 61588:2021 Precision Clock Synchronization Protocol for Networked Measurement and Control Systems
  • BS PD ISO/TR 21718:2019 Intelligent transport systems. Spatio-temporal data dictionary for cooperative ITS and automated driving systems 2.0

German Institute for Standardization

Spanish Association for Standardization (UNE)

  • UNE-EN IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems (Endorsed by Asociación Española de Normalización in October of 2021.)
  • UNE-EN IEC 61300-3-7:2021 Designation of phase differences by hour numbers in three-phase AC systems (Endorsed by Asociación Española de Normalización in October of 2021.)
  • UNE 20528-12:1993 MAGNETIC TAPE SOUND RECORDING AND REPRODUCING SYSTEMS. TIME AND ADDRESS CODES.

International Electrotechnical Commission (IEC)

  • IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems
  • IEC 60152:1963 Identification by hour numbers of the phase conductors of 3-phase electric systems
  • IEC 61588:2021 Precision Clock Synchronization Protocol for Networked Measurement and Control Systems
  • IEC 61588:2021*IEEE Std 1588 Precision Clock Synchronization Protocol for Networked Measurement and Control Systems
  • IEC 61588:2004 Precision clock synchronization protocol for networked measurement and control systems
  • IEC 61588:2009 Precision clock synchronization protocol for networked measurement and control systems

Association Francaise de Normalisation

Danish Standards Foundation

TR-TSE

  • TS 210-1965 IDENTIFICATION BY HOUR NUMBERS OF THE PHASE CONDUCTORS OF 3—PHASE ELECTRIC SYSTEMS

Korean Agency for Technology and Standards (KATS)

  • KS C IEC 60152:2009 Identification by hour numbers of the phase conductors of 3-phase electric systems
  • KS C IEC 60512:2009 Identification by hour numbers of the phase conductors of 3-phase electric systems

European Telecommunications Standards Institute (ETSI)

Comitato Elettrotecnico Italiano

South African Bureau of Standard

  • SANS 8539:2010 Forged steel lifting components for use with Grade 8 chain

NL-NEN

  • NEN 3286-1967 Identification by hour numbers of the phase conductors of 3-phase electric systems

IN-BIS

  • IS 11354-1985 Guide to hours identification of phase conductors in three-phase power systems

PL-PKN

  • PN E05019-1991 Identification by hour numbers of the phase conductors of 3-phase electric systems