HV EQUIPMENT · SURGE ARRESTERS

HV Surge Arrester

High-voltage surge-arrester solutions protecting transmission and substation equipment against atmospheric and switching overvoltages.

HV EQUIPMENT / SURGE PROTECTION TRANSIENT OVERVOLTAGE ↓ SURGE
ARRESTER PROTECTION FUNCTION Conceptual protection principle; device selection depends on the network.

TECHNICAL OVERVIEW

Primary overvoltage protection for high-voltage networks.

HV surge arresters are used as primary protective equipment where atmospheric or switching overvoltages can threaten insulation and high-value electrical assets.

PRODUCT SCOPE

Protection duties across substations and transmission systems.

AIS & GIS Protection

Protection of air-insulated and gas-insulated substation equipment against overvoltage stress.

Substation equipment protection

HVDC Protection

Surge-protection applications associated with HVDC systems.

HVDC application

Cable & Line Protection

Protection of high-voltage cables and transmission lines from overvoltage events.

Cable and transmission-line protection

Series Capacitor Banks

Overvoltage protection associated with series capacitor-bank installations.

Series compensation protection

SYSTEM APPLICATION

Protecting critical HV assets from transient overvoltage stress.

AIS substations.

GIS substations.

High-voltage cables and transmission lines.

HVDC and series-capacitor applications.

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