GB/T 10963.2-2020 Active National standards

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 10963.2-2020 Electrical accessories—Circuit-breakers for overcurrent protection for household and similar installations—Part 2:Circuit-breakers for AC and DC operation

Publish Date: 2020-11-19 Implement Date: 2021-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 10963.2-2020

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Low-voltage distribution electrical equipment

ICS Name: Fuses and other overload protection devices

Publish Date: 2020-11-19

Implement Date: 2021-06-01

Pages: 17 pages

Scope

This part of GB/T 10963 specifies the supplementary technical requirements applicable to single-pole and two-pole circuit breakers operating in DC circuits. The rated DC voltage of single-pole circuit breakers shall not exceed 220 V, and that of two-pole circuit breakers shall not exceed 440 V. The rated current shall not exceed 125 A, and the rated DC short-circuit capacity shall not exceed 10,000 A.
Note: This part is applicable to circuit breakers that can connect and disconnect AC currents as well as connect and disconnect DC currents.
Delete paragraphs 11 and 12.

Development Information

Word Count: 32 Thousand words Pages: 17 pages

Same series standard

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

Replace the following standards

GB/T 10963.2-2008 Circuit-breakers for overcurrent protection for household and similar installation—Part 2:Circuit-breakers for a.c.and d.c.operation

Referenced Standards

GB/T 14048.2-2008 Low-voltage switchgear and controlgear—Part 2:Circuit-breakers GB/T 16895.21-2011 Low-voltage electrical installations—Part 4-41:Protection for safety—Protection against electric shock GB/T 16935.1-2008 Insulation coordination for equipment within low-voltage systems—Part 1:Principles,requirements and tests IEC 60050(所有部分) IEC 60227(所有部分) IEC 60269(所有部分) IEC 60417 IEC 60529 IEC 60695-2-10 IEC 60695-2-11:2000 IEC 60947-1:2007 IEC 61545:1996 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

Adopt standards

IEC 60898-2:2016

Related Standards

GB 13539.4-1992 Replaced

GB 13539.4-1992 Low-voltage fuses—Supplementary requirements for fuse-links for the protection of semiconductor devices

Publish Date: 1992-07-01

GB 13955-1992 Replaced

GB 13955-1992 Installation and operation of residual current operated protective devices

Publish Date: 1992-12-19

GB 14285-1993 Replaced

GB 14285-1993 Technical code for relaying protection and security automatic equipment

Publish Date: 1993-04-10

GB 14287-1993 Replaced

GB 14287-1993 Residual current operated alarm devices for fire prevention

Publish Date: 1993-04-10

GB 15166.2-1994 Replaced

GB 15166.2-1994 Alternating-current high-voltage fuses Current-limiting fuses

Publish Date: 1994-08-18

GB 15166.3-1994 Replaced

GB 15166.3-1994 Alternating-current high-voltage fuses Expulsion fuse

Publish Date: 1994-08-18