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High-voltage gas-insulated switchgear transformers density sensor electronic weighing device

US4446420A - Method and device for detecting and locating ... device and a method for detecting and locating faults and/or partial discharges in a gas-insulated electrical equipment, such as gas-insulated bus or cable, a gas-insulated substation or a gas-insulated switchgear. The detecting device comprises a plurality of field coupled current sensors located at given intervals inside the housing of the equipment for detecting any variation of the ...

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