High-voltage switchgear ELK-04


Electrical characteristics
compact, gas-insulated
for wind turbine
Other characteristics
Primary current

Max.: 4,000 A

Min.: 3,150 A


Max.: 170 kV

Min.: 145 kV


The gas-insulated switchgear ELK-04 is the ideal solution for reliable energy supply up to a rated voltage of 170 kV, a rated normal current up to 4000 A, and a rated short circuit current up to 63 kA. Based on a few building blocks with standardized dimensions, its space saving and modular design offers a small footprint and easy operation at high performance ratings. The ELK-04 offers a high level of flexibility for optimizing substation layouts.

• Power transmission
• Integration of renewable power generation units to the grid
• Offshore and onshore wind power connections

Why Hitachi ABB Power Grids?
• Compact footprint with short installation time
• Indoor and outdoor installation
• Monitoring, control, protection and communication features for smooth integration into digital substation systems using IEC 61850

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