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Database: 365,228(8 Aug 2026)

breaker

breaker, Total:319 items.

The international standard classification for "breaker" includes: Capacitors , Fuses and other overcurrent protection devices , Substations. Surge arresters , Other equipment related to power transmission and distribution networks , Power capacitors , Electrical engineering in general , Relays , Switches , Electrical accessories in general , Motors , Test conditions and procedures in general , Electrical apparatus for explosive atmospheres , Electric traction equipment , Copper products .

The Chinese standard classification for "breaker" includes: Power capacitor , High voltage switchgear , Control circuit apparatus , Electric transmission and transformation equipment in general , Relay protection and automatic device , Basic standards and general methods , Control relay , Low-voltage distribution electrical equipment , Low voltage apparatus in general , Electric traction equipment , Micro machine , Explosion-proof electric apparatus , Coal mine special equipment , Fittings for overhead contact system , Technical management , Urban traffic facility , Heavy metals and their alloys .


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

  • GB 10963.2-2008 Circuit-breakers for overcurrent protection for household and similar installation.Part 2:Circuit-breakers for a.c. and d.c. operation
  • GB/T 4473-2008 Synthetic testing of High-voltage alternating current circuit-breakers
  • GB/Z 22074-2008 Reliability test method for moulded case circuit-breakers
  • GB/T 4787-1996 Circuit-breaker capacitors
  • GB/T 22710-2008 Electronic controller for low-voltage circuit breaker
  • GB 17701-1999 Circuit-breaker for equipment
  • GB/T 4473-1996 Synthetic testing of high-voltage alternating current circuit-breakers
  • GB 10963-1999 Circuit-breakers for overcurrent protection for household and similar installation
  • GB/T 4787-2010 Grading capacitors for high-voltage alternating current circuit-breakers
  • GB/T 24975.3-2010 Guide of environmental design for low-voltage apparatus—Part 2:Disconnectors
  • GB 14048.2-2008 Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
  • GB/T 14824-1993 Common technical requirements for generator circuit-breaker
  • GB/T 1984-2024 High voltage AC circuit breaker
  • GB/T 29323-2012 Specification for 1 000 kV circuit breaker protection equipment
  • GB/T 17701-2023 Circuit-breakers for equipment (CBE)
  • GB/T 27747-2011 High-voltage alternating current disconnecting circuit-breakers for rated voltages of 72.5 kV and above
  • GB/T 42009-2022 High voltage alternating-current circuit-breakers for filter banks
  • GB/T 14824-2008 High-voltage alternating-current generator circuit-breaker
  • GB 1984-2014 High-voltage alternating-current circuit-breakers
  • GB/T 30846-2014 High-voltage alternating current circuit-breakers with intentionally non-simultaneous pole operation
  • GB/T 17701-2008 Circuit-breaker for equipment
  • GB 1984-2003 High-voltage alternating-current circuit-breakers
  • GB 17701-2008 Circuit-breaker for equipment
  • GB/Z 24838-2009 Specification for 1100 kV alternating-current high-voltage circuit-breakers

Professional Standard - Petrochemical Industry

Group Standards of the People's Republic of China

Guangdong Provincial Standard of the People's Republic of China

Professional Standard - Machinery

  • JB/T 5871-1991 Line charging current switching test of AC high voltage circuit breaker
  • JB/T 8979-1999 Residual Current Circuit Breaker with Overload Protection
  • JB/T 6463-1992 Technical Specification for Breakers Intended to be Used in Electric Railway
  • JB/T 3855-1996 3.6~40.5kV indoor AC high voltage vacuum circuit breaker
  • JB/T 8677-2015 Explosion. proof breaker
  • JB/T 6453-1992 DW914 Series Marine Universal Air Circuit Breaker
  • JB/T 8589-2006 DZ20 Series moulded - case circuit-breakers
  • JB/T 10711-2007 Reliability test method of moulded case circuit-breakers
  • JB/T 9694-2008 High-voltage alternating-current SF6 circuit-breakers
  • JB 6325-1992 DZ9□ series marine plastic case circuit breaker
  • JB/T 8677-1997 Plant explosion-proof civcuit breaker
  • JB/T 8979-2006 Residual current operated circuit breaker with or without integral overload protection
  • JB/T 3855-2008 High-voltage alternating-current vacuum circuit-breaker
  • JB/T 5796-2007 Low-voltage air circuit-breaker for ships
  • JB/T 56235-1999 Guidelines for Quality Classification Inspection of AC High Voltage Circuit Breakers
  • JB/T 5796-1991 Marine Low Voltage Air Circuit Breaker
  • JB/T 9694-1999 SF6 Circuit-breakers - General Technical Specification
  • JB/T 8589-1997 DZ 20 series plastic case circuit breaker
  • JB/T 6453-2011 Series DW914B air circuit breaker in ships
  • JB/T 6522-1992 Circuit Breaker for Narrow Gauge Industrial and Mining Electric Locomotive - Technical Specification
  • JB/T 11155-2011 Technical specification of AC & DC motor for Circuit-breaker

机械工业部

Professional Standard - Electricity

  • DL/T 739-2000 LW-10 type SF6 circuit breaker repairing technique rules
  • DL/T 402-2016 High-voltage AC circuit breaker
  • DL/T 615-2013 Guide to the Ions of Characteristic Quantities of HV AC circuit-breakers
  • DL/T 402-1999 High-Voltage Alternating Current Circuit-Breakers
  • DL/T 352-2010 Guide for maintenance of DC breaker
  • DL/T 2637-2023 Field test specification for the hybrid HVDC circuit breaker
  • DL/T 403-2000 HV vacuum circuit-breaker for rated voltage 12kv to 40.5kv
  • DL/T 402-2007 Specification of high-voltage alternating-current circuit-breakers
  • DL/T 391-2010 The maintenance code of 12V outdoor highvaltage vacuum circuit-breaker
  • DL/T 1349-2014 General Specification for Circuit Breaker Protection Equipment
  • DL/T 690-2013 Synthetic Testing of High-voltage Alternating Current Circuit-breakers
  • DL/T 615-1997 Guide to the selection of characteristic quantities of HV AC circuit - breakers
  • DL/T 690-1999 Synthetic testing of high-voltage alternating current circuit-breakers
  • DL/T 405-1996 Technical specifications for import 252(245)~550kV a.c.high - Voltage circuit - breakers and disconnectors
  • DL/T 1303-2013 Operating Rules for Circuit Breaker of Pumped Storage Generator Motor
  • DL 427-1991 Technical conditions for ordering indoor generator circuit breakers

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence

  • GJB 5885-2006 General specification for circuit breakers of aircraft

国家铁路局

国家能源局

  • NB/T 10281-2019 Guide to the high-voltage alternating-current circuit breakers for filter banks
  • NB/T 10188-2019 Technical specifications for low voltage circuit-breakers connected to AC power grid
  • NB/T 42107-2017 High-voltage direct current circuit-breaker
  • NB/T 42149-2018 Miniature circuit breaker with remote control function (RC-MCB)
  • NB/T 10441-2020 Hybrid HVDC circuit-breaker

国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 14824-2021 High-voltage alternating-current generator circuit-breakers
  • GB/T 4787.1-2021 Grading capacitors for high-voltage alternating current circuit-breakers—Part 1:General
  • GB/T 39891-2021 Electrical endurance testing for circuit-breakers above a rated voltage of 52 kV
  • GB/T 10963.2-2020 Electrical accessories—Circuit-breakers for overcurrent protection for household and similar installations—Part 2: Circuit-breakers for AC and DC operation
  • GB/T 14048.2-2020 Low-voltage switchgear and controlgear—Part 2: Circuit-breakers
  • GB/T 10963.1-2020 Electrical accessories—Circuit-breakers for overcurrent protection for household and similar installations—Part 1: Circuit-breakers for a.c. operation

Professional Standard - Coal

  • MT 829-1999 Low-voltage vaccumA.C. circuit breaker for coal mine

Professional Standard - Railway

  • TB/T 2055-1999 Technical conditions of locomotive vacuum circuit breaker
  • TB/T 1453-1997 Specifications of locomotive main air circuit breaker
  • TB/T 2803-2003 Technical specification of circuit-breaker for AC electrification railway

Professional Standard - Electron

  • SJ/T 10581-1994 Generic specification of vacuum switch tubes for low-voltage circuit breakers
  • SJ/T 10582-1994 Methods of measurement and test of vacuum switch tubes for low-voltage circuit breakers
  • SJ/T 10577-1994 Generic specification of vacuum switch tubes for circuit breakers
  • SJ/T 31400-1994 Requirements of readiness and methods of inspection and assessment for high-voltage circuit breakers
  • SJ 51932/1-1996 Type KBM1, circuit breakers, electromagnetic, sealed, detail specification for
  • SJ/T 10578-1994 Blank detail specification of ceramic vacuum switch tubes for circuit breakers

Professional Standard - Aviation

  • HB 7173-1995 General Specification for Airplane Generator Reflux Circuit-breaker
  • HB 6079-1986 Technical Specification for ZKC & ZKP Type Aircraft DC Breaker

Professional Standard - Urban Construction

  • CJ/T 5011-1993 General specification for trolley bus air circuit-breakers

Military Standard of the People's Republic of China-General Armament Department

  • GJB 370B-2020 General specifications for frame-type low-voltage circuit breakers for ships

Gansu Provincial Standard of the People's Republic of China

Taiwan Provincial Standard of the People's Republic of China

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

BE-NBN

SCC

Korean Agency for Technology and Standards (KATS)

IEEE - The Institute of Electrical and Electronics Engineers@ Inc.

RO-ASRO

  • STAS 3686/6-1987 HIGH-VOLTAGE ALTERNATING CURRENT GIRCUIT-BREAKERS Rules for the selection of circuit- breakcrs for service

SAE - SAE International

Society of Automotive Engineers (SAE)

US-FCR

Underwriters Laboratories (UL)

  • UL 489-1991 Molded-case circuit breakers and circuit-breaker enclosures
  • UL 489-2019 Molded-case circuit breakers and circuit-breaker enclosures
  • UL 489-2009 Molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures
  • UL 489-2002 Molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures
  • UL 877 BULLETINS-2002 Circuit Breakers and Circuit-Breaker Enclosures for Use in Hazardous (Classified) Locations /
  • UL 489-2013 Molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures
  • UL 1133-1988 Boat circuit breakers
  • UL 489 BULLETIN-2022 UL Standard for Safety Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker
  • UL 877 BULLETINS-2005 Circuit Breakers and Circuit-Breaker Enclosures for Use in Hazardous (Classified) Locations
  • UL 943-2006 Ground-fault circuit-interrupters
  • UL 489 BULLETIN-2013 UL Standard for Safety Molded-Case Circuit Breakers@ Molded-Case Switches and Circuit-Breaker Enclosures
  • UL 943-2018 Ground-fault circuit-interrupters
  • UL 489 BULLETIN-2000 UL Standard for Safety Molded-Case Circuit Breakers@ Molded-Case Switches@ and Circuit-Breaker Enclosures
  • UL 489 BULLETIN-2017 UL Standard for Safety Molded-Case Circuit Breakers@ Molded-Case Switches and Circuit-Breaker Enclosures
  • UL 489 BULLETIN-2005 UL Standard for Safety Molded-Case Circuit Breakers@ Molded-Case Switches@ and Circuit-Breaker Enclosures

BR-ABNT

ZA-SANS

PK-PSQCA

  • PS 388-1964 circuit-breakers (testing of circuit-breakers with respect to the switching of cables on no-load).
  • PS 1531-1982 SPECIFICATION FOR LOW-VOLTAGE AIR-BREAK SWITCHES, AIR-BREAK DISCONNECTORS. AIR-BREAK SWITCH-DISCONNECTORS AND FUSE-COMBINATION UNITS

Association Francaise de Normalisation

International Electrotechnical Commission (IEC)

CZ-CSN

Standard Association of Australia (SAA)

  • AS C134:1941 Approval and test specification for circuit-breakers (other than earth leakage and miniature over-current circuit-breakers)
  • AS 3111:1974 Miniature overcurrent circuit-breakers
  • AS 2006:1977 High voltage alternating current circuit-breakers
  • AS 2006:1980 High voltage alternating current circuit-breakers

Canadian Standards Association (CSA)

  • CSA C22.2 No.5-2016(R2021) Molded-case circuit breakers, moldedcase switches, and circuit-breaker enclosures
  • CSA C22.2 No.5-02-2002 Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures First Edition; Updates No 1-5 [Superseded: CSA C22.2 NO 5.1-M91-CAN/CSA, CSA C22.2 NO 5.2-M90-CAN/CSA]

National Electrical Manufacturers Association(NEMA)

  • NEMA AB 1-2002 Molded-Case Circuit Breakers, Molded Case Switches, and Circuit-Breaker Enclosures

Institute of Electrical and Electronics Engineers (IEEE)

American National Standards Institute (ANSI)

  • ANSI/IEEE C37.119:2005 Guide for Breaker Failure Protection of Power Circuit Breakers
  • ANSI/UL 489a-2013 Standard for Safety for Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures
  • ANSI/UL 489-2013 Standard for Safety for Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures

Japanese Industrial Standards Committee (JISC)

Spanish Association for Standardization (UNE)

  • UNE 26-101-1985 Generally use circuit breakers. Handle circuit breakers (Class A) and tilt circuit breakers (Class B1) with voltages less than 24V
  • UNE-EN 61166:1997 HIGH-VOLTAGE ALTERNATING CURRENT CIRCUIT-BREAKERS. GUIDE FOR SEISMIC Qualification of high-voltage alternating current circuit-breakers.
  • UNE 26-102-1985 Ignition combination circuit breaker. Rotary-operated ignition and white-hot circuit breakers
  • UNE-EN 60934:2003/A2:2013 Circuit-breakers for equipment (CBE)
  • UNE-EN IEC 60934:2021 Circuit breakers for equipment (CBE)
  • UNE-EN 60934:2003 Circuit-breakers for equipment (CBE)

HU-MSZT

CH-SNV

KR-KS

YU-JUS

  • JUS N.K3.150-1980 High-voltage alternating-current circuit-breakers. Rulesfor the selection of circuit-breakers for service
  • JUS N.K3.120-1980 High voltage alternating current circuit breakers. Rules to the testing of circuit-breakers with respect to out-of-phase svvitching

TR-TSE

  • TS 1058-1981 LOW — VOLTAGE CIRCUIT — BREAKERS
  • TS 2690-1977 High - Voltage Alternating - Current Circuit - Breakers Part 5: Rules For The Selection of Circuit - Breakers For Service

British Standards Institution (BSI)

  • BS EN ISO 8611-2:2012+A1:2016 Road vehicles. Circuit breakers. Circuit breakers with bolt with rated voltage of 450 V
  • G 179 Pt.2-1966 Specification for hand-operated circuit-breakers for aircraft. Three-pole circuit-breakers
  • BS EN 60934:2001+A2:2013 Circuit-breakers for equipment (CBE)
  • BS EN 60934:2001 Circuit-breakers for equipment (CBE)
  • BS G 179-2:1966(2000) Specification for Hand - operated circuit - breakers for aircraft — Part 2 : Three - pole circuit - breakers
  • BS G 179-1:1962(2000) Specification for Hand - operated circuit - breakers for aircraft — Part 1 : Single - pole circuit - breakers
  • G 179 Pt.1-1962 Specification for hand-operated circuit-breakers for aircraft. Single-pole circuit-breakers
  • BS ISO 10924-3:2015 Road vehicles. Circuit breakers. Miniature circuit breakers with tabs (Blade type), Form CB11
  • BS 3871:1965 SPECIFICATION FOR MINIATURE I l AND MOULDED CASE I CIRCUIT - BREAKERS I l Part 1 . Miniature Abbreak I Circuit - breakers for amcm Circuits
  • BS ISO 10924-4:2009 Road vehicles - Circuit breakers - Medium circuit breakers with tabs (Blade type), Form CB15
  • BS ISO 10924-4:2015 Road vehicles. Circuit breakers. Medium circuit breakers with tabs (Blade type), Form CB15
  • BS ISO 10924-5:2016 Road vehicles. Circuit breakers. Circuit breakers with bolt with rated voltage of 450 V
  • BS EN 2350:1991(1999) Circuit breakers — Technical specification
  • BS EN IEC 60934:2019 Circuit breakers for equipment (CBE)
  • BS EN 61166:1993(1999) Specification for High - voltage alternating current circuit - breakers — Guide for seismic qualification of high - voltage alternating current circuit - breakers

Indonesia Standards

PL-PKN

RU-GOST R

IEC - International Electrotechnical Commission

  • TS 61633-1995 High-Voltage Alternating Current Circuit-Breakers - Guide for Short-Circuit and Switching Test Procedures for Metal-Enclosed and Dead Tank Circuit-Breakers (Edition 1.0)

GSO

SE-SIS

South African Bureau of Standard

European Committee for Standardization (CEN)

CENELEC - European Committee for Electrotechnical Standardization

German Institute for Standardization

  • DIN 43454-4:1999 Circuit-breaker - Rated voltage 245 kV - With a separate support frame for each pole
  • DIN EN 60934:2007 Circuit-breakers for equipment (CBE) (IEC 60934:2000 + A1:2007); German version EN 60934:2001 + A1:2007IEC 60050-1978

European Committee for Electrotechnical Standardization(CENELEC)

Danish Standards Foundation

IL-SII

Defense Logistics Agency

NEMA - National Electrical Manufacturers Association