Lighting Arresters

Lighting arresters provide active over voltage protection that contributes directly to improved reliability of your system, reducing lost minutes and protecting expensive assets. The arrester has been designed and type tested according to IEC60099-4:2004 standard

IEC60099-4:2004 standard

Nominal System Voltage kV 9 12 15 21 24 36
MCOV, kV 7.75 10.2 12.5 17.0 20.0 30.0
Nominal current In, kA 5
Current Withstand Capacity 4/10μs, kA 65
Current Withstand Capacity 2ms, A 150
Residual voltage with 8/20 μs current impulse, kV 27.0 36.0 45.0 63.0 72.0 108.2
Residual voltage at 30/60 μs current impulse, kV 24.0 32.0 40.0 56.0 64.0 96.0

Lighting Arrester

Nominal System Voltage kV 9 12 15 21 24 36
MCOV, kV 7.75 10.2 12.5 17.0 20.0 30.0
Nominal current In, kA 10
Current Withstand Capacity 4/10μs, kA 100
Current Withstand Capacity 2ms, A 250
Residual voltage with 8/20 μs current impulse, kV 27.0 36.0 45.0 63.0 72.0 108.2
Residual voltage at 30/60 μs current impulse, kV 24.0 32.0 40.0 56.0 64.0 96.0
Power frequency withstandvoltage (wet) kV 25 35 35 55 65 185
Creepage distance, mm 450 550 550 750 850 1160

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