Electricians hands testing current electric in control panel.
Palabras clave
system,
industrial,
safety,
cable,
electrical,
men at work,
emergency,
construction,
equipment,
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repairman,
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technician,
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tool,
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connecting,
testing,
measure,
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switchboard,
operator,
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switch,
multimeter,
technology,
engineer,
voltage,
engineering,
protection
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