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UL product safety certification and safety certification business, the ultimate goal is to get fairly safe level for the market of goods, make great contribution to the health and property safety guaranteed. In terms of product safety certification as an effective means to eliminate technical barriers to international trade, UL also plays an active role in promoting the development of international trade.
Product application UL logo includes the following steps:
1. The applicant submits the company and product information
Written application: you should require UL to test your products in writing.
Company information: provide detailed and accurate name, address, contact person, postal code, telephone number and fax of the following units in both Chinese and English.
(a) the applicant company: the company that filed the product testing application and was responsible for all engineering service expenses
(b). Listing of companies: companies listed in the various product catalogs published by UL
(c) production plants: producers and producers of products.
Product information: product information should be provided in English.
(a). Name of the product: full name of the product is provided.
(b). Product model: specify all product models, varieties or classification Numbers that need to be tested, etc.
(c). Intended use of the product: for example, home, office, factory, coal mine, ship, etc.
(d). List of parts: a detailed list of the components and models (classification Numbers), ratings and manufacturer names that comprise the product. For insulation materials, please provide the name of raw materials, such as GE Polycarbonate and Lexan Type 104. When the parts have been UL certified or approved, please confirm the specific type of the parts and specify their UL file number (e). Electrical performance: for electronic and electrical products. Provide electrical schematic diagram (circuit diagram), electrical performance meter.
(f). Structural drawings: for most products, a structural or explosive diagram of the product, the ingredients table, etc., is required.
(g). Product photographs, instructions for use, safety, etc., or installation instructions, etc.
2. Make decisions based on the product information provided
When product information is complete, the UL engineer according to the data to the following decision: experiments according to the UL standard, testing of engineering cost, time and quantity samples, notify you in writing, and send the formal application form and tracking service agreement to your company. The application form indicates the expense limit, which is the maximum project cost estimated by UL according to the test project. The cost limit cannot be exceeded without your written authorization.
3. Apply for company remittance, return application form and sample
The applicant in the application form and tracking service agreement is signed, and send the form back to UL company, at the same time, through the bank transfer, or by express mail at the post office mail samples, please send test samples for proper instructions (such as name, type). Please send the application form and sample separately. For each application item, UL will specify a unique Project number (Project No.) to indicate the Project number and the name of the applicant company when remittance, sample and application form are sent to UL for inspection.
4. Product testing
Upon receipt of the application form, remittance and test samples signed by your company, UL will inform you of the completion time of the experiment plan. Product testing is generally carried out at UL laboratories in the United States, and UL can also accept audited third-party test data. The test samples will be returned or destroyed according to your requirements.
If the product test results conform to the requirements of the UL standard, UL testing qualified report will be issued and tracking Service details (FollowUp Service Procedure) test report will detail test conditions, samples, product structure and the performance indexes of products suitable for the use of safety signs, etc. The tracking service details include product descriptions and guidance notes for UL area inspectors. A copy of the test report is sent to the applicant company, and a copy of the tracking service details is sent to each production plant.
5. The applicant is authorized to use the UL mark
Contact area of the UL inspector Production factories in China for the first time the factory Inspection (Initial Production Inspection. The IPI), the inspector to check your product and its components, in the case of Production line and warehouse inventory, to confirm whether the structure of products and parts and tracking service details, if required in the detailed rules, area inspector will witness the experiment, when the test results meet the requirements, applicants receive authorized the use of the UL mark.
After IPI, the inspector will not regularly to the factory inspection, check the product structure and witnessed the experiment, and check the frequency is determined by the types of products and production, most types of product inspection at least four times a year, the inspector checks is to ensure that products continue to consistent with UL requirements, before you plan to change the product structure or component part (s), please notify the UL, for small change, do not need to repeat any experiment, UL can quickly change tracking service rules, make the inspectors can accept this change. When UL believes that product changes affect its safety performance, it needs to apply for the company to resubmit samples for necessary testing.
The cost of the tracking service is not included in the test cost.
If the product test results can't meet the UL standard requirements, UL will notify the applicant, explain the existing problems and the improvement of products design, be able to produce a product, you should tell the UL engineer, are doing product improvements, so that its decision to the above steps is to apply for UL certification.
For more information about UL, please contact us
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