日韩欧洲精品无码AV,99国产午夜精品一区二区天美,精品久久免费一区二区三区四区,久久综合图区亚洲综合图区,久久久久亚洲AV免费观看,精子网久久国产精品,亚洲AⅤ无码一区二区二三区性色,亚洲精品国产电影,亚洲资源在线观看,婷婷五月丁香在线

  • 
    
  • <ul id="yy6ca"></ul>
  • <del id="yy6ca"></del>
    <ul id="yy6ca"></ul>
    <strike id="yy6ca"><menu id="yy6ca"></menu></strike>
    Hotline:400-880-1556

    English




    Lamp quality inspection report

    Author:中認(rèn)聯(lián)科 time:2020-08-27 Ctr:1052

    What is a quality inspection report

    The so-called quality inspection report refers to the safety and performance testing of the product, successfully entering other platforms such as Tmall, JD.com or supermarkets, or as a reference standard for consumers. According to the three-level standard (national standard, ministerial standard and enterprise's own standard), carry out quality assessment, make basic evaluation, and analyze the reasons for qualified or unqualified quality. This is the main part of the quality inspection report. It is necessary to have a laboratory authorized by China Metrology Certification (CMA) + China National Accreditation Service for Conformity Assessment (CNAS), and the quality inspection report issued by it is valid.

    Lamp quality inspection report standard

    Lamp quality inspection report generally refers to the GB7000 standard, or tests EMC electromagnetic compatibility, IP rating, luminous flux and other properties.

     image.png

    The GB7000 test standard for lamps makes key requirements for the following items:

    Luminous flux maintenance rate: The ratio of the luminous flux at a specific time during the life of the lamp to the initial luminous flux of the lamp, expressed as a percentage, when the lamp is lit under specified conditions.

    Life: the cumulative time when a finished lamp burns down from the ignition point, or when the lamp works to be lower than any requirement of the life performance specified in the standard. The lifetime of 50% lamp failures tested by several bulbs cannot be less than the lifetime of rated 50% lamp failures. The number of several lamps is determined by the manufacturer, but it should be at least 20.

    Lumen maintenance rate: After 2000 hours of aging, including the aging stage, the lumen maintenance rate cannot be lower than the figure provided by the manufacturer.

    All tests must be performed on the basis of the rated frequency, unless required by the manufacturer; the bulb must be tested on a ventilated, vertical base, including life testing. Regarding turning on and off, the lumen maintenance and life test of the lamp should be turned off 8 times within 24 hours. The closing time should be between 10-15 minutes. The opening time should be at least 10 minutes.

    Which lamps need to do quality inspection report

    Common lamps that require quality inspection include indoor ceiling lights, flood lights, bulb lights, LED tubes, light bars, outdoor square lights, courtyard lights, underground lights, etc. The quality inspection report of outdoor lamps is in addition to testing safety regulations In terms of content, performances such as dustproof and waterproof, environmental reliability, and anti-aging are also required.

     image.png

    Lamp quality inspection report purpose

    Lamp quality inspection reports are often used for lamp project acceptance, national bidding and procurement contracts, acceptance, building materials market entry, B2C mall, investment promotion, etc.

    Lamps and lanterns products enter and renew Taobao Tmall and other malls, and the items that need to be tested in the quality inspection report are:

    Marking, structure, grounding, protection against electric shock, insulation resistance and electrical strength, leakage current, creepage distance and clearance, impact test, durability test, ball pressure test, needle flame test, component temperature test, wiring method, installation method, etc. Safety test.

    For more information about the lamp quality inspection report, please call ZRLK for detailed inquiries, and professional engineers will answer you online. 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.

    image.png


    Related Articles
    • How do smart desk lamps pass CE certification? ZRLK is your escort

    • Sodium battery UN38.3 certification: a key link to ensure product safety and compliance

    • CCC certification points of large capacity charging box: battery, headphones can not be less

    • CCC certification of the earphone charging case: The rated capacity of the battery cell is less than 600mAh.

    Follow Us
    女女百合av免费在线观看| 精品久久久久久久久久中文字幕| 极品新婚夜少妇真紧| 天堂а在线中文在线新版| 无码国产69精品久久久久网站| 国内大量揄拍人妻精品視頻| 国产乱来乱子视频| 青青青国产在线视频| 中文字幕无码毛片免费看| 亚洲精品欧美精品日韩精品| 国产成人无码免费视频在线| 人人爽人人爽人人爽| 爆乳美女午夜福利视频免费观看| 欧美视频一区二区| 亚洲狠狠婷婷综合久久久久| 久久亚洲国产成人精品性色| 小箩莉末发育娇小性色xxxx| 国语A在线看免费观看视频| 亚洲成av人在线观看网站| 乌克兰少妇videos高潮| 亚洲成av人在线观看网站| 国产精品久久久天天影视| 欧美熟妇色xxxx| 人妻互换精品一区二区| H无码精品动漫在线观看免费| 成人免费精品视频| 国色天香社区视频手机免费| 99久久精品国产一区二区| 九色视频91| 久久久国产一区二区三区| 亚洲精品国产高清在线观看| 韩国三级有哪些| 少妇高潮流白浆在线观看| 欧美成人看片一区二区三区尤物| 被按摩的人妻中文字幕| 擦老太bbb擦bbb擦bbb擦| 国产成人久久久精品二区三区| 亚洲av 无码片一区二区三区| 国产青草视频在线观看| 天堂AV无码AV日韩AV| 久久久国产精品一区二区18禁|