• 看片你懂的,看片免费APP网站,91看片淫黄大片,免费看片黄色小网站

    Scan code consultation:
    0755-2102 2109
    Service
    Service
    Current locations: Home Service KY certification
    Application process for mining general certificate of conformity (KY)

    SINO Testing Services

    | 2019-12-13|Return

    1、 General electrical equipment for mining and general qualification certificates for mining

    The Mining General Certificate of Conformity, abbreviated as KY, is a certification of the electrical safety performance of mining general electrical equipment.

    General electrical equipment for mining: used in underground industrial production departments such as coal mines with no gas, no coal dust, and explosive hazardous areas, as well as non coal mine mountains (excluding cables and wires) 

    2、 Applicable standards:

    GB/T 12173-2008 General Electrical Equipment for Mining

     3、 The basic process of applying for KY certification

    1. The production enterprise applies for KY certification to Zhongnuo Testing and submits the application form

    2. Submit materials for review by Zhongnuo Testing, including:

    (1) Product standards (or technical conditions)

    (2) Product drawings (must be fully signed and bound into a volume)

    (3) Product User Manual

    (4) Necessary calculation data and explanations

    3. Send samples to Zhongnuo Testing Laboratory for testing

    4. Submit test reports to national institutions for review

    5. Issuance of Mining General Certificate of Conformity (KY Certificate)
    4、 The validity period of the mining qualification certificate is 5 years


    Related Recommendations
    Contact us
    0755-2102 2109
    Address: 1302-1, Building C, Kangjia Guangming Technology Center, No. 288 Xingxin Road, Guangming District, Shenzhen
    Follow us
    Copyright: Shenzhen Zhongnuo Testing Technology Co., Ltd. 粵ICP備53674768號
    服務熱線
    18924609560
    點擊這裏給我發消息 在線谘詢
    點擊這裏給我發消息 在線谘詢
    網站地圖