GB/T 14048.3-2008
AbolishedLow-voltage switchgear and controlgear - Part 3: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、隔离开关以及熔断器组合电器
Application Summary AI generated
This standard specifies technical requirements, test methods, and performance criteria 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, motor control centers, and building power networks to ensure safe isolation, load switching, and short-circuit protection. The standard is used by manufacturers for product design and type testing, and by procurement professionals for verifying compliance in switchgear and controlgear assemblies.
Related Standards
GB 17465.4-2009
Appliance couplers for household and similar general purposes - Part 2: Couplers dependent on appliance weight for engagement
JB/T 6774-2006
Testing method for coal pitch fixed carbon
GB/T 17465.1-2009
Appliances couplers for household and similar general purposes Part 1: General requirements
GB/T 2099.4-2008
Plugs and socket-outlets for household and similar purposes - Part 2: Particular requirements for switched socket-outlets without interlock for fixed installations
GB/T 16608.1-2003
Electromechanical elementary all-or-nothing relays of assessed quality--Part 1:Generic specification
GB/T 2900.49-2004
Electrotechnical terminology--Power system protection
GB/T 14898-2004
Graphite for making synthetic diamond
GB/T 3804-2004
High-voltage alternating-current switches for rated voltage above 3.6 kV and less than 40.5 kV
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.