Brazil · 6.4 MV6,4 MV / 640 kJ
2007 · Nova Iguaçu, Brazil
Engineering for a continental-scale power system
A 6.4 MV impulse generator helped give CEPEL the scale to test ultra-high-voltage infrastructure.
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Japan · large laboratory infrastructure6 MV / 600 kJ
1992 · Kawasaki, Japan
Six million volts in Kawasaki
A Japanese operator and a distributor trace a 6 MV impulse test system through two complementary records.
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Dortmund · the energy transition4 MV
2020 · Dortmund, Germany
A sixteen-ton machine for tomorrow’s grid
A custom Marx generator brings extraordinary transient voltages into a university HVDC laboratory.
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South Africa · 4.8 MV4,8 MV / 360 kJ
2024 · Olifantsfontein, South Africa
A giant machine, seen through a repair request
Sometimes a machine reveals its history not in a launch announcement, but in a tender decades later.
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