150 kV SURGE ARRESTER

Manufacturer : Passoni Villa
Type of designation : SCB.3.170
Standard : IEC 60099-4/ 1991
Rated frequency : 50 Hz
Rated nominal current In : 10 kA
Rated high current ( 4/ 10 µ s) : 100 kA
Line discharge class : 3
System voltage Um : 170 kV
Continuous operating voltage Uc : 119 kV
Rated voltage Ur : 150 kV
Maximum residual voltage
~ Step current impulse 10 kA( 1/ 20 µ s) : 405 kVp
~ Lightning current impulse 10 kA ( 8/ 20 µ s) : 368 kVp
~ Switching current impulse 1000 A ( 30/ 60 µ s) : 306 kVp
Weight : 100 kg
Height : 1140 mm