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(en)
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Method and device for measuring corrosion on a portion of a metallic path carrying an undetermined load current
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(en)
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Electrical measuring apparatus
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Current-measuring apparatus
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Clamp-on electrical meter
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Current meter
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자계 검출장치를 사용한 원격 접지저항 자동측정기
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(en)
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Improvements relating to testing devices for testing protective switches
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Multiple tester with corner transformer
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(en)
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Electrical current testing |
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一种易于对准的电流钳形表
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(en)
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Electrical current testing instrument
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(de)
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Messgeraet zur ueberpruefung der schutzmassnahmen in elektrischen anlagen.
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(enrdf_load_stackoverflow)
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Rautiainen et al.
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50 Hz current measurements with Rogowski coils |
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(ru)
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Устройство дл измерени потерь на перемагничивание
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(ru)
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Трехкомпонентный датчик переменного электрического пол
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KMENT et al.
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Development of Portable, Accurate Current-Measuring System on the Basic of Rogowski Coil‒Actual State |
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Elektrisches Drehspulmessgeraet
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(ru)
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Устройство дл измерени посто нного и импульсного токов
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一种一二次侧融合的高压互感器极性现场校验装置
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(en)
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Hall-effect apparatus for measurement of alternating currents
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Mitchell et al.
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Current sensing |