中文字幕日韩在线观看,久久久人人玩人妻精品综合,国产欧美日本在线,久久精品免费视频6,欧美精品黄色网站,色综合久久久久无码专区,亚洲区欧美中文字幕久久,国产手机在线视频,国产中文字幕视频在线观看,日本一区二区免费在线观看

Hotline:400-880-1556

English




Projector UL certification——ZRLK

Author:中認聯(lián)科 time:2021-11-17 Ctr:1354

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
  • Analysis of Common Misunderstandings and Special Scenarios in Lithium Battery CCC Certification: Key Points of Compliance from Complete Machines to Exports

  • Lithium-ion Battery CCC Certification: A Comprehensive Guide from Mandatory Implementation to Market Compliance

  • Compliance leads to bestsellers! Key points to know for SRRC Certification of Smart refrigerators

  • CE certification for smart dishwashers: Ensuring quality and expanding the European market

Follow Us
亚洲情综合五月天| 人人妻人人澡人人爽| 亚洲乱轮视频| 性色av一区二区三区夜夜嗨| 狠狠色综合网站久久久久久久| 久久久噜噜噜久久免费| 日韩人妻无码精品专区综合网| 91精品九色| 国产精品无套内射迪丽热巴| 激情综合亚洲色婷婷五月app| 美女高潮黄又色高清视频免费| 无码久久精品免费| 成人国产精品秘片多多| 国产suv精品一区二区33| 97亚洲熟妇自偷自拍另类图片| 久久国产精品成人免费古装| 开妇小嫩苞调教hhh嗯啊mtv| 久久久久亚洲av成人人电影| 99视频精品全部免费 在线| 国产盗摄xxxx视频xxxx| 亚洲AV无码一区二区三区人妖| 午夜福利91| 青草久久精品| 无码播放不卡| 91九色成人国产在线看| 丰满少妇被猛男猛烈进入久久| 色在线 | 国产| 亚洲色成人www永久网站| 亚洲最大中文字幕无码网站| 国产精品欧美一区二区三区| 日韩人妻无码精品久久| 久久亚洲AV无码西西人体| 国产成人精品白浆久久69| 亚洲综合精品香蕉久久网| 国产精品麻豆系列在线播放| 日韩免费AV在线| 国色天香一卡2卡三卡4卡乱码| 91婷婷韩国欧美一区二区| 亚洲黄色在线播放| 人妻无码在线播放| 亚洲精品成人无码|