Metal Oxide Varistors For Distribution Arresters

10kV Arresters Diameters 28mm 30mm Zinc Oxide Varistors

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Product Details

10kV Arresters which use diameters 28mm or 30mm zinc oxide varistors.

typeD28H23.5D28H29D30H23.5D30H29
AC systemACACACAC
suggested rated voltage (kV)3.64.53.64.5
MCOV (kV)3.13.83.13.8
diameter (mm)28±0.728±0.730±0.730±0.7
height (mm)23.5±0.329±0.323.5±0.329±0.3
DC U1mA (kV)5.52±0.36.82±0.355.52±0.36.82±0.35
IL at   75% of U1mA
    (µA)
10 10 10 10
Ures   (kV)9.7±0.512.0±0.69.5±0.511.7±0.6
typical Ures / U1mA1.751.751.721.72
repetitive charge transfer Qrs (C) 0.30.30.30.3
guaranted 2ms test current (A)150150150150
max 2ms test current (A)150150200200
4/10µs high current test (kA)65656565
nominal discharge current In (kA)5555
accelerated ageing test115℃
 0.9*U1mA/√2
    Kct ≤ 1.0
115℃
 0.9*U1mA/√2
    Kct ≤ 1.0
115℃
0.9*U1mA/√2
    Kct ≤ 1.0
115℃
 0.9*U1mA/√2
    Kct ≤ 1.0


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