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The phase-to-ground disruption of the extra high Voltage Master's line (GITET) of 500 kV caused a surge of tension to the ground.The interruption flow will flow on the metal parts of the equipment and to the destruction tool.It will create a voltage gradient between the equipment with the equipment, the equipment with soil and gradients with the ground surface itself that is harmful to the human safety in the Switchyard area.
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Meike Alif Latifah (2019) studied this question.
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