D38H23.5 metal oxide varistors for Distribution Arrester

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. 

type

suggested rated voltage (kV)

MCOV (kV)

diameter   (mm)

height  (mm)

DC U1mA   (kV)

IL at 75% of U1mA (µA)

Ures (kV)

typical   Ures / U1mA

repetitive 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

3.6

3.1

38.5±0.7

23.5±0.3

5.52±0.3

= 15

9.8±0.5

1.77

0.5

400

100

10

115? 0.9*U1mA/1.414 Kct = 1.0

EGLA     D38H23.5

4.9

4.2

38.5±0.7

23.5±0.3

7.05±0.4

= 10

12.3±0.7

1.77

0.4

300

100

10