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Surge Arrester Monltor
& Discharge Countar
Product Features
Discharge Counter is Used for recording the discharge fimcs of surge arrester in operation. Monitor is connected in series with surge
arrester and operates in power system, It measures on-line real-time leakage currenc of surge arresters and records the monitor
discharging times.
Application scope
It is used for all kinds of metal oxide surge arrester in the voltage of 220kV and below, the service conditions is the same with
the surge arrester conncctd.
Arrester disconnector
Arrester disconnect is a deviee for disconnecting an arrester fron the sysiem in the event of arrester failure, to prevent a
persistent fault on the system and to give visible indication. of the failed arrester, TL-1 is a thermal explode disconnector, our
products as per IEC60099-4 Standard.
Arrester disconnector A-S character
2000 μs Squqre wave lmpulse
Power frequency(A) curent(A) 4/10 μs High current (KA)
Current Level
20 200 800 600 100
operation time(ms) ＜ 0.5 ＜ 0.04 ＜ 0.02 ∞ ∞
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