This standard specifies the general requirements for environmental durability tests of external lighting and light signaling devices for motor vehicles and trailers, test items (ex
Thermal cycle test of headlight and front fog lamp, general thermal cycle test, thermal shock test, thermal deformation test, salt spray test, dust proof test, random vibration
Dynamic test, waterproofing test, lighting mirror strength test, lubricating oil, fuel and cleaning liquid resistance test, light source irradiation test), applicability, equipment,
Sample, test condition, test method and result judgment, etc.
This standard applies to Class M, N and O motor vehicles and trailers for external lighting and light signaling devices (other than return reflectors).
LISUN following instruments fully meet ISO/DIS 12346 Road vehicles — Lighting and light-signalling devices — Environmental endurance:
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