K31 - Low-voltage distribution electrical equipment

GB/T 40777-2021 in English

Requirements for automatic reclosing devices (ARDs) for circuit-breakers,RCBOs and RCCBs for household and similar uses

VALID

Issued on:2021-10-11 | Implemented on:2022-05-01

GB/T 24621.1-2021 in English

Application guide for electric safety of low-voltage switchgear and controlgear assemblies—Part 1: switchgear assemblies

VALID

Issued on:2021-08-20 | Implemented on:2022-05-01

NB/T 10674-2021 in English

Technical requirements for DC fault current controller

VALID

Issued on:2021-04-26 | Implemented on:2021-07-26

GB/T 7251.8-2020 in English

Low-voltage switchgear and controlgear assemblies—Part 8: General technical requirements for intelligent assembly

VALID

Issued on:2020-11-19 | Implemented on:2021-06-01

GB/T 10963.2-2020 in English

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

VALID

Issued on:2020-11-19 | Implemented on:2021-06-01

GB/T 10963.1-2020 in English

Electrical accessories—Circuit-breakers for overcurrent protection for household and similar installations—Part 1: Circuit-breakers for a.c. operation

VALID

Issued on:2020-11-19 | Implemented on:2021-06-01

GB/T 14048.2-2020 in English

Low-voltage switchgear and controlgear—Part 2: Circuit-breakers

VALID

Issued on:2020-09-29 | Implemented on:2021-04-01

GB/T 24275-2019 in English

Low-voltage fixed connection enclosed switchgear and controlgear assemblies

VALID

Issued on:2019-10-18 | Implemented on:2020-05-01

GB/T 24274-2019 in English

Low-voltage withdrawable switchgear and controlgear assemblies

VALID

Issued on:2019-10-18 | Implemented on:2020-05-01

DB35/T 1855-2019 in English

VALID

Issued on:2019-09-11 | Implemented on:2019-12-11