GB/T 14048.3-2017
AbolishedLow-voltage switchgear and controlgear—Part3: Switches，disconnectors，switch-disconnectors and fuse-combination units
低压开关设备和控制设备 第3部分：开关、隔离器、隔离开关及熔断器组合电器
Application Summary AI generated
This standard specifies the technical requirements, performance characteristics, and testing methods for low-voltage switches, disconnectors, switch-disconnectors, and fuse-combination units rated up to 1000V AC or 1500V DC. It is applied in industrial and commercial electrical distribution systems to ensure safe isolation, switching, and short-circuit protection of circuits. Manufacturers and testing laboratories use this standard to verify product compliance for installation in power distribution panels and motor control centers.
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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.