<sub id="u7b13"><p id="u7b13"></p></sub>
    <p id="u7b13"><menu id="u7b13"></menu></p>
    <p id="u7b13"></p>
      <cite id="u7b13"></cite>

        久久精品夜色国产亚洲av,色狠狠综合天天综合综合,四虎国产精品成人免费久久,亚洲自拍偷拍福利小视频,一区二区三区黄色一级片,国产精品自拍一二三四区,国产在线视频不卡一区二区,91久久亚洲综合精品成人
        Hotline:400-880-1556

        English




        Projector UL certification——ZRLK

        Author:中認(rèn)聯(lián)科 time:2021-11-17 Ctr:1685

        A projector, also known as a projector, is a device that can project images or videos onto the screen. It connects with computers, VCDs, DVDs, BDs, game consoles, DVs, etc. through different interfaces to play corresponding video signals, and is widely used in homes, offices, schools, and entertainment venues. But generally this kind of products want to export to the United States to need to apply for UL certification.

        image.png

        The necessity for UL certification

        1. The entire US market pays great attention to product safety; when consumers and purchasers choose products, they will choose products with UL certification marks;

        2. UL has a history of more than 100 years, and the image of safety is deeply ingrained by consumers and the government. If you do not directly sell products to consumers, the intermediary will also require the products to have UL certification marks to make the products sell well;

        3. American consumers and purchasers have more confidence in the company's products;

        4. The U.S. federal, state, county, and city governments have a total of more than 40,000 administrative districts, all of which recognize the UL certification mark.

        Projector UL certification test standard

        UL 62368 audio/visual and I.T.E. product safety standards

        The UL 62368 standard is a brand-new safety standard applicable to video/audio equipment, information and communication technology equipment, and aims to reduce the need to continuously modify existing safety standards in order to adapt to the innovative development of products in the future. This standard will replace the existing IT product standard UL 60950 and audio and video products UL 60065.

        Projector UL certification test items

        1. Input and output test (input/output);

        2. Leakage current from enclosure measurement;

        3. Risk of Electric Shock;

        4. Normal & Abnorma Temperature Test;

        5. Abnormal test (Class P)-Fault Condition Tests―Electronic Ballasts (Class P);

        6. Dielectric Voltage-Withstand Test;

        7. Drop Test;

        8. Impact test (Compact Test);

        9. Strain Relief Test;

        10. Shell stress test (Mold Stress Test);

        11. Humidity Test;

        12. Water-spray Test.

        Information needed for the projector to apply for UL certification

        1. Test application form: the applicant should request UL company to test the company's products in written form;

        2. Company information: including the exact name, address, contact person, postal code, telephone and fax, etc. of the applicant company, listed company and production plant, the name of the product, the product model, and the intended use of the product;

        3. Parts list (BOM):

        (1) List in detail the parts and components that make up the product, their models, ratings, and the name of the manufacturer;

        (2) For insulating materials, the name of the raw material shall be provided;

        (3) When the part has been approved by UL, please indicate the specific model and UL file number of the part;

        4. Electrical performance: For electronic and electrical products, electrical schematic diagrams (circuit diagrams) and electrical performance tables are required;

        5. Structure drawing: product structure drawing or exploded drawing, ingredient list, etc., and indicate the name and size of each part on the drawing;

        6. Other: product photos, instructions for use, safety matters or installation instructions and other materials.

        Projector UL certification process

        1. Project determination: confirm the UL standard, certification cost and time, number of samples, etc. on which the test is based;

        2. Data preparation: According to UL requirements, the company prepares all the data or documents required for certification;

        3. Sample delivery for testing: The company sends samples to designated laboratories for product testing;

        4. Issuing report: The product test results meet the requirements of UL standards, and the test report is officially issued;

        5. Factory audit: UL will conduct the first factory inspection of the production plant to ensure compliance with the standard requirements;

        6. Use of the logo: After reviewing and meeting the requirements, the applicant is officially authorized to use the UL logo.

        image.png

        For projector UL certification, please contact our company ZRLK. We will provide you with professional and efficient testing and certification services with favorable prices and courteous service. If you provide us with product pictures and specifications, we will give us the corresponding cycle, quotation and specific plan according to your product. Welcome to inquire!

        Related Articles
        • Wireless routers exported to Australia and New Zealand? First, understand the crucial step of RCM certification

        • RCM certification is not a difficult problem! A Must-have Manual for Air Purifiers Exported to Australia and New Zealand

        • Smart Home Exports to Thailand: Core Points of NBTC Certification for Smart Vacuum Cleaners

        • Thailand NBTC Certification Guide for Smart Door Locks: Easy to Pass and Seize the Southeast Asian Market

        Follow Us
        主站蜘蛛池模板: 国产成人自拍小视频在线| 日本狂喷奶水在线播放212| 成年女人免费v片| 日韩精品一区二区三区不卡| 精品无码国产污污污免费| 精品国偷自产在线视频99| 免费视频一区二区三区亚洲激情| 国产久免费热视频在线观看| 国产va免费精品观看精品| 国产熟女一区二区三区四区| 欧美z0zo人禽交另类视频| 亚洲午夜福利网在线观看 | 狠狠色综合播放一区二区| 亚洲日本精品国产第一区| 亚洲高清国产拍精品熟女| 久久夜色精品国产亚av| 国产亚欧女人天堂AV在线| 国产欧美日韩高清在线不卡| 亚洲乱码av中文一区二区| 亚洲精品一区二区三区小| 亚洲日本欧美日韩中文字幕| 亚洲精品熟女一区二区| 亚洲男人电影天堂无码| 亚洲AV无码乱码在线观看性色扶| av在线播放国产一区| 四虎网址| 色综合AV综合无码综合网站| 剑阁县| 国产熟女精品一区二区三区| 老司机免费的精品视频| 国产欧美日韩另类在线专区| 欧美国产日韩久久mv| 日韩一区二区三区在线视频| 风流老熟女一区二区三区 | 岱山县| 国产最大成人亚洲精品| 国产成人无码专区| 国产精品黄在线观看免费| 德昌县| 国内精品自线在拍| 亚洲香蕉av一区二区蜜桃|