Lithium battery UL certification requirements

Source: 2020 - 03 - 26 but hits: first lithium battery UL certification requirements UL has been used for over 100 years, is North America's most powerful security regulatory sign. Although the UL safety certification is not mandatory, but in fact, no UL safety certification is hard to find a market. American consumers when buying mechanical and electrical products, always looking for UL mark. Wholesaler and distributor also want their product certification marks with the public recognition. The influence of the UL mark is significant, because manufacturers think you want to open the north American market, UL certification is a powerful guarantee for product sales. So how to apply for UL certification? UL certification process? UL logo product applications include five steps: 1. The applicant submit related company and product information including the following detailed unit name, address, contact person, zip code, phone and fax contrast in both Chinese and English; Product information including product name, model, usage, parts list, construction, specifications, etc. 2, according to the UL product material receiving project quotation when the product has after the UL engineer will be determined according to the material to make the following: laboratory UL specifications, the test of engineering cost, test time, sample quantity, written notice to your company, and to send a formal application form and tracking service agreement to your company. Indicated in the application form for the cost of limit is the biggest project UL according to the test project budget cost. Without your written authorization, is no more than the limit. 3. Apply company remittance, and the applicant sign the application form and send back the application form and sample tracking service agreement, and send back to the form of UL company. At the same time, the applicant through the bank transfer and send you samples. 4. Product testing after receiving the application form, signed by the company after remittance and test samples, UL test completed time will inform you. The United States UL product testing laboratory may stop UL may tolerate from a third party testing institutions ( Such as amp test) The test data. Sample will according to your request returned or destroyed. 5. The applicant is authorized to use the UL mark UL factory contact consumption to suspend the initial factory inspection, Initial production inspection) 。 IPI) , an inspector to check your product and its components in the consumer line and warehouse storage conditions, confirm the product structure and the parts and tracking service, under the condition of the middle of the different assumptions, the inspector will be suspended to witness the test, the results accord with the request, the applicant is authorized the use of the UL mark. Assume the product test result can not meet the UL standard, UL will notify the applicant to clarify the existing problems. After the applicant improve product design, be able to submit inspection. You should notify the UL engineer what improvements were made to the product, so that to test and verify the product security decision. UL certification institution application process is illustrated below: UL application process UL application process. JPG in addition, attention should be paid to factory inspection. UL product certification and testing services based on different products, inspector based on the announcement, the program, the FUII ( If there is one) And the UL standard ( If there is one) 。 UL inspection, four times a year every quarter and once a year. In addition, you need to know the factory inspection. UL product certification, according to the different products to provide testing services, inspectors according to the announcement, test procedures, FUII ( Assumptions, including in the rules) And UL standard ( Suppose FUII begged) 。 UL inspection, four times a year every quarter and once a year.