Metal Oxide Varistors For DC Arresters

71mm And 78mm Metal Oxide Varistors For DC Arresters

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Product Details
DC   systemDCDC
typeD71H35.4D78H35.4
diameter (mm)70.5±178±1
height (mm)35.4±0.335.4±0.3
DC U1mA (kV)7.8±0.57.8±0.5
IL at   75% of U1mA
    (µA)
20 20
Ures   (kV)12.65±0.812.45±0.8
typical Ures / U1mA1.591.58
repetitive charge transfer Qrs (C) 3.24
guaranted 2ms test current (A)15002000
max 2ms test current (A)16002100
4/10µs high current test (kA)100100
nominal discharge current In (kA)2020
accelerated ageing test115℃ 0.85U1mA/2  Kct 1.0


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