D38H23.5 metal oxide varistors for Distribution Arrester

  • Description
Product Detail

TGE has always been committed to R&D and production of metal oxide varistor, after more than 14 years of investment in infrastructure, equipment and technological innovation, TGE has independent intellectual property rights in formula of high performance of metal oxide varistor, production technology and patents, with an annual output of 2500 tons of metal oxide varistor production capacity. 

typesuggested rated voltage (kV)MCOV (kV)diameter   (mm)height  (mm)DC U1mA   (kV)

IL at 75% of U1mA

(µA)

Ures (kV)typical   Ures / U1mArepetitive charge transfer Qrs (C) 2ms withstand test (A)

4/10µs   high   

current 

 test   (kA)

nominal discharge current In   (kA)accelerated ageing test
AC       D38H23.5
3.63.1
38.5±0.723.5±0.35.52±0.3= 159.8±0.51.77
0.540010010

115?

0.9*U1mA/1.414

Kct = 1.0

EGLA    

D38H23.5

4.9
4.238.5±0.723.5±0.37.05±0.4= 1012.3±0.71.770.430010010



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Xi'an Tiangong Electric Co.,Ltd

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