Xian Tiangong Electric Co., Ltd.
EN
Search
×

TGE Issued New Technical Parameters Of Metal Oxide Varistors (D42)

Table of Content [Hide]



    No.

    1

    2

    3

    4

    series

    AC MOV

    type

    D42H22

    D42H24

    D42H29

    D42H36

    suggested rated voltage (kV)

    3.3

    3.6

    4.4

    5.4

    MCOV (kV)

    2.8

    3.1

    3.7

    4.6

    diameter (mm)

    42±0.7

    42±0.7

    42±0.7

    42±0.7

    height (mm)

    29±0.3

    36±0.3

    19.5±0.3

    32±0.3

    DC U1mA (kV)

    4.85±0.3

    5.28±0.3

    6.4±0.45

    7.95±0.5

    IL at 75% of U1mA(µA)

    ≤15

    ≤15

    ≤15

    ≤15

    Ures (kV)

    8.6±0.5

    9.35±0.6

    11.3±0.7

    14.1±0.8

    typical Ures / U1mA

    1.77

    1.77

    1.77

    1.77

    repetitive charge transfer Qrs (C)

    0.5

    0.6

    0.5

    0.5

    guaranted 2ms test current (A)

    400

    500

    400

    400

    max 2ms test current (A)

    400

    600

    400

    400

    4/10µs high current test (kA)

    100

    100

    100

    100

    nominal discharge current In (kA)

    10

    10

    10

    10

    accelerated ageing test

    115℃              0.9*U1mA/√2          Kct ≤ 1.0


    References



    Related Metal Oxide Varistors


    Company Products
    Latest News & Blogs about TGE
    TGE&2023 INMR WORLD CONGRESS
    05 Dec 2023

    TGE&2023 INMR WORLD CONGRESS

    Middle East Energy 2024 & IEEE/PES Transmission & Distribution Conference
    25 Mar 2024

    Middle East Energy 2024 & IEEE/PES Transmission & Distribution Conference

    Great Progress of TGE's D71H22.5 MOV with 1800A 2ms Withstand Test and 120kA 4/10µs High Current Test
    05 Dec 2017

    Great Progress of TGE's D71H22.5 MOV with 1800A 2ms Withstand Test and 120kA 4/10µs High Current Test