GB/T 20640-2006
ActiveElectrical accessories - Circuit-breakers and similar equipment for household use - Auxiliary contact units
电气附件 家用断路器和类似设备 辅助触头组件
Application Summary AI generated
This standard specifies technical requirements and test methods for auxiliary contact units used with household circuit-breakers and similar electrical accessories. It applies to devices that provide additional signaling or control functions, such as remote indication of breaker status or interlocking with other equipment. The standard ensures compatibility and reliable performance in residential and light commercial electrical distribution systems.
Related Standards
GB/T 17465.1-2009
Appliances couplers for household and similar general purposes Part 1: General requirements
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 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.