GB/T 14048.2-2008 Replaced National standards

GB/T 14048.2-2008 Low-voltage switchgear and controlgear—Part 2:Circuit-breakers

GB/T 14048.2-2008 Low-voltage switchgear and controlgear—Part 2:Circuit-breakers

Publish Date: 2008-09-19 Implement Date: 2009-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 14048.2-2008
Standard Type: National standards
Standard Status: Replaced
is_force_gb: no
CCS Name: Low-voltage distribution electrical equipment
ICS Name: Switch
Publish Date: 2008-09-19
Implement Date: 2009-06-01
Pages: 150 pages

Scope

This part applies to circuit breakers used to connect to circuits with a rated voltage of no more than 1,000 V AC or 1,500 V DC. This part also specifies the supplementary requirements for circuit breakers with fuses.
This part applies to any circuit breaker with any rated current, any structural type, or any intended use.
The requirements for circuit breakers used for grounding protection are included in Appendix B.
The additional requirements for electronic overcurrent protection circuit breakers are included in Appendix F.
The additional requirements for circuit breakers used in IT systems are included in Appendix H.
The requirements and test methods for electromagnetic compatibility of circuit breakers are included in Appendix J.
The requirements for circuit breakers without overcurrent protection are included in Appendix L.
The requirements for residual current device modules (without internal current breaking devices) are included in Appendix M.
The requirements and test methods for electromagnetic compatibility of circuit breaker accessories are included in Appendix N.
The requirements for instantaneous trip circuit breakers (ICBs) are included in Appendix O.
The supplementary requirements for circuit breakers used as direct starters are specified in GB 14048.4—2003 for low-voltage contactors and starters.
The requirements for circuit breakers used for wire protection in buildings and similar locations and designed for use by unskilled personnel are specified in GB 10963.
The requirements for circuit breakers used in equipment (such as electrical appliances) are specified in GB 17701—2008.
For circuit breakers used for certain specific purposes (such as traction, rolling mills, and marine applications), some necessary special provisions and supplementary requirements may be made.

Development Information

Word Count: 282 Thousand words Pages: 150 pages

Same series standard

Replace the following standards

Superseded by the following standards

Referenced Standards

GB/T 16895.8-2010 Low-voltage electrical installations—Part 7-706:Requirements for special installations or locations—Conducting locations with restricted movement GB/T 16895.9-2000 Electrical installations of building—Part 7:Requirements for special installations or location—Section 707:Earthing requirements for the electrical installation of data processing equipment GB/T 16895.10-2001 Electrical installations of buildings—Part 4:Protection for safety—Chapter 45:Protection against undervoltage GB/T 16895.10-2010 Low-voltage electrical installations—Part 4-44: Protection for safety—Protection against voltage disturbances and electromagnetic disturbances GB/T 16895.10-2021 Low-voltage electrical installations—Part 4-44:Protection for safety—Protection against voltage disturbances and electromagnetic disturbances GB 16895.11-2001 Electrical installations of buildings—Part 4:Protection for safety—Chapter 44:Protection against overvoltages—Section 442-Protection of low-voltage installations against temporary overvoltages and faults between high-voltage systems and earth GB 16895.12-2001 Electrical installations of buildings—Part 4:Protection for safety—Chapter 44:Protection against overvoltages—Section 443:Protection against overvoltages of atmospheric origin or due to switching GB 16895.13-2002 Electrical installations of buildings—Part 7:Requirements for special installations or locations—Section701:Locations containing a bath tub or shower basin GB/T 16895.13-2012 Low-voltage electrical installations—Part 7-701:Requirements for special installations or locations—Locations containing a bath or shower GB/T 16895.13-2022 Low-voltage electrical installations—Part 7-701:Requirements for special installations or locations—Locations containing a bath or shower GB 16895.14-2002 Electrical installations of buildings—Part 7:Requirements for special installations or locations—Section 703:Locations containing sauna heaters GB/T 16895.14-2010 Electrical installations of buildings—Part 7-703:Requirements for special installations or locations—Rooms and cabins containing sauna heaters GB/T 16895.15-2002 Electrical installations of buildings—Part 5:Selection and erection of electrical equipment—Section 523:Current-carrying capacities in wiring systems GB/T 16895.16-2002 Electrical installations of buildings—Part 4:Protection for safety—Chapter 44:Protection against overvoltages—Section 444:Protection against electromagnetic interferences(EMI) in installations of buildings GB/T 16895.17-2002 Eletrical installations of buildings—Part 5:Selection and erection of electrical equipment—Section 548:Earthing arrangements and equipotential bonding for information technology installations GB/T 16895.18-2002 Electrical installations of buildings—Part 5:Selection and erection of electrical equipment Chapter 51:Common rules GB/T 16895.18-2010 Electrical installations of buildings—Part 5-51:Selection and erection of electrical equipment—Common rules GB/T 16895.19-2002 Electrical installations of buildings—Part 7:Requirements for special installations or locations—Section 702:Swimming pools and other basins GB/T 16895.19-2017 Low-voltage electrical installations—Part 7-702:Requirements for special installations or locations—Swimming pools and fountains GB/T 16895.20-2003 Electrical installations of buildings—Part 5:Selection and erection of electrical equipment Chapter 55:Other equipment Section 551:Low-voltage generating sets GB/T 16895.20-2017 Low-voltage electrical installations—Part 5-55:Selection and erection of electrical equipment—Other equipment GB 16895.21-2004 Electrical installations of buildings—Part 4-41:Protection for safety-Protection against electric shock GB/T 16895.21-2011 Low-voltage electrical installations—Part 4-41:Protection for safety—Protection against electric shock GB/T 16895.21-2020 Low-voltage electrical installations—Part 4-41:Protection for safety—Protection against electric shock GB/T 16895.22-2004 Electrical installations of buildings—Part 5-53:Selection and erection of electrical equipment—Isolation, switching and control—Section 534:Devices for protection against overvoltages GB/T 16895.22-2022 Low-voltage electrical installations—Part 5-53: Selection and erection of electrical equipment—Devices for protection for safety, isolation, switching,control and monitoring GB/T 16895.23-2005 Electrical installations of buildings—Part 6-61:Verification—Initial verification GB/T 16895.23-2012 Low-voltage electrical installations—Part 6:Verification GB/T 16895.23-2020 Low-voltage electrical installations—Part 6:Verification GB/T 16895.24-2005 Electrical installations of buildings—Part 7-710:Requirements for special installations or locations— Medical locations GB/T 16895.24-2024 Low-voltage electrical installations—Part 7-710:Requirements for special installations or locations—Medical locations GB/T 16895.25-2005 Electrical installations of buildings—Part 7-711:Requirements for special installations or locations—Exhibitions, shows and stands GB/T 16895.25-2022 Low voltage electrical installations—Part 7-711: Requirements for special installations or locations—Exhibitions, shows and stands GB/T 16895.26-2005 Electrical installations of buildings—Part 7-740:Requirements for special installations or locations—Structures, amusement devices and booths at fairgrounds, amusement parks and circuses GB 16895.27-2006 Electrical installations of buildings—Part 7:Requirements for special installations or locations—Section 705—Electrical installations of agricultural and horticultural premises GB/T 16895.27-2012 Low-voltage electrical installations—Part 7-705:Requirements for special installations or locations—Agricultural and horticultural premises GB/T 16895.28-2008 Electrical installations of buildings—Part 7-714:Requirements for special installations or locations—External lighting installations GB/T 16895.28-2017 Low-voltage electrical installations—Part 7-714:Requirements for special installations or locations—External lighting installations GB/T 16895.29-2008 Electrical installations of buildings—Part 7-713:Requirements for special installations or locations—Furniture GB/T 16895.30-2008 Electrical installations of buildings—Part 7-715:Requirements for special installations or locations—Extra-low-voltage lighting installations GB/T 16895.31-2008 Electrical installations of buildings—Part 7-717:Requirements for special installations or locations—Mobile or transportable units GB/T 16895.32-2008 Electrical installations of buildings—Part 7-712:Requirements for special installations or locations—Solar photovoltaic (PV) power supply systems GB/T 16895.32-2021 Low voltage electrical installations—Part 7-712:Requirements for special installations or locations—Solar photovoltaic (PV) power supply systems GB/T 16895.33-2017 Low-voltage electrical installations—Part 5-56:Selection and erection of electrical equipment—Safety services GB/T 16895.33-2021 Low-voltage electrical installations—Part 5-56:Selection and erection of electrical equipment—Safety services GB/T 16895.34-2018 Low-voltage electrical installations—Part 7-753:Requirements for special installations or locations—Heating cables and embedded heating systems GB/T 16895.35-2023 Low-voltage electrical installations—Part 8-1:Functional aspects—Energy efficiency GB/T 16895.36-2024 Low-voltage electrical installations—Part 7-722:Requirements for special installations or locations—Supplies for electric vehicles GB/T 16895.37-2025 Low-voltage electrical installations—Part 8-82:Functional aspects—Prosumer's low-voltage electrical installations GB/T 16895.38-2025 Low-voltage electrical installations—Part 5-57:Selection and erection of electrical equipment—Erection of stationary secondary batteries GB 16916.1-2003 Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses(RCCB)—Part 1:General rules GB 16917.1-2003 Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses(RCBO) Part 1:General rules GB/T 17701-2008 Circuit-breaker for equipment GB 17625.1-2003 Electromagnetic compatibility—limits—Limits—for harmonic current emissions(equipment input current≤16A per phase GB/T 17626.2-2006 Electromagnetic compatibility—Testing and measurement techniques—Electrostatic discharge immunity test GB/T 17626.3-2006 Electromagnetic compatibility—Testing and measurement techniques—Radiated, radio-frequency, electromagnetic field immunity test GB/T 17626.4-2008 Electromagnetic compatibility—Testing and measurement techniques—Electrical fast transient/burst immunity test GB/T 17626.5-2008 Electromagnetic compatibility—Testing and measurement techniques—Surge immunity test GB/T 17626.6-2008 Electromagnetic compatibility—Testing and measurement techniques—Immunity to conducted disturbances,induced by radio-frequency fields GB/T 17626.11-2008 Electromagnetic compatibility—Testing and measurement techniques—Voltage dips,short interruptions and voltage variations immunity tests GB/T 17626.13-2006 Electromagnetic compatibility—Testing and measurement techniques—Harmonics and interharmonics including mains signalling at a.c. power port,low frequency immunity test IEC 60068-2-14:1984 IEC 60947-1:2004 IEC 60947-4-1:2000 IEC 61000-3-2:2001 IEC 61000-3-3:2000 IEC 61000-4-3:2002 IEC/TR 61000-5-2:1997 IEC 61008-1:1996 IEC 61009-1:1996 CISPR 11:2003 CISPR 22:2005

Adopt standards

IEC 60947-2:2006

Related Standards

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