GB/T 7251.3-2006
AbolishedLow-voltage switchgear and controlgear assemblies - Part 3: Particular requirements for Low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use - Distribution boards
低压成套开关设备和控制设备 第3部分：对非专业人员可进入场地的低压成套开关设备和控制设备-配电板的特殊要求
Application Summary AI generated
This standard specifies particular safety and performance requirements for distribution boards (DBs) that are part of low-voltage switchgear assemblies, specifically those installed in locations accessible to unskilled persons, such as residential buildings, commercial shops, or public facilities. It covers construction, protection against electric shock, and thermal withstand characteristics to ensure safe operation when non-professionals may open or interact with the enclosure. The standard is applied by manufacturers and testing bodies in China to verify compliance for distribution boards used in everyday electrical installations where user safety is critical.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.