GB 11555-2009
AbolishedMotor vehicles-windshield demisting and defrosting systems - Performance requirements and test methods
汽车风窗玻璃除霜和除雾系统的性能和试验方法
Application Summary AI generated
This standard specifies performance requirements and test methods for windshield demisting and defrosting systems in motor vehicles. It is applied during vehicle type approval and production conformity testing to ensure that passenger cars, trucks, and buses can safely clear ice, frost, and fog from the windshield under defined environmental conditions. Compliance with GB 11555-2009 is mandatory for all vehicles sold in China to guarantee driver visibility and safety in cold or humid weather.
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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.