Voltage Protection Level Factors Of Lightning Arresters
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Class B 66kv surge arrester: The Up value of this type of 69 kv lightning arrester is typically between 2.5kV and 4kV. This type of 9kv 5ka lightning arrester is primarily used to handle high-current surges, while Class C 9kv lightning arrester provides detailed equipment protection.
Class C lighting arrester 11kv: The Up value of this type of lighting arrester 33kv should be between 1.2kV and 2.5kV to ensure that the residual voltage is reduced to a safe range for the equipment.
