The meaning of printing letter on UL USB data cable(2) ■ "AL" listing, accreditation or grading service: If a UL applicant does not want to obtain listing, accreditation or grading services in the name of his company, he can apply for another business name (usually a retailer or wholesaler) Listing, endorsement or grading, called "AL" listing, accreditation or grading services. The difference between it and multiple listings, multiple approvals, or multiple grading services is that the applicant is not a listed person. AWM: The AWM electronic line standard is actually the earlier cable standard of UL, and UL758 is based on this standard. 1533: Represents the code of the UL product in the UL758 file, which can be designed according to the code. E201479: UL certification file number 80 °C: rated temperature required for UL758 for this wire 300V: rated voltage required for UL758 for this wire 22AWG: Conductor specifications for this wire VW-1: Detailed explanation refers to this article: UL flame retardant grade introduction CSA: CSA International Certification Authority (CSA International) License
TYPE: The product model number of the CSA application. It cannot be used without CSA product authorization. LL114039: Certificate number issued by CSA certification body.
A/B: CLASS I: internal line, CLASS II: external line (many R&D uses this printer design) A, B is the content of CUL certification, GROUP A: electronic line; GROUP II: motor electrical line, A certification means the line can not withstand mechanical wear; B certification means the line can withstand mechanical resistance Grinding; A/B certified means that the line can with or without mechanical wear resistance I/II: GROUP A: electronic wire; GROUP II: motor electrical wire (many R&D uses this printer design) I, II, is the content of CUL certification, with I certification means that the line can be used as internal wiring, II certification means that the line can be used as external wiring, and I/II certification means that the line can be used. Internal or external wiring
FT-1: CSA flame resistance rating (also FT2, FT3, FT4, FT5, FT6, etc.) Detailed explanation refers to this article: UL flame retardant level introduction -F-: The fire rating test required by the Japan JQA Association, if it is out of the Japanese market, it needs to obtain JQA certification, including -F-fire rating certification, its test requirements and VW-1 are low, and FT-2 test The requirements are basically the same. Lesson 30 [UL flame retardant standards for cables]
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