Surge Arrester ·
Metal-Oxide Varistor
un
seel
.com · ZnO clamp · I = k·V
α
· < 25 ns response
Line V
132 kV
Shunt I
0 kA
State
—
Line conductor
ZnO disc (blocking)
Surge / conducting
Ground (shunted)
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.com · Surge Arrester