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A color-coded electrical safety sign displaying voltage information: 110-volt (yellow), 230/240-volt (blue), and 415-volt three-phase (red).

A color-coded electrical safety sign displaying voltage information: 110-volt (yellow), 230/240-volt (blue), and 415-volt three-phase (red).
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In the workplace, 110-volt equipment is colour-coded yellow, 230/40-volt equipment is blue, and 415-volt three-phase equipment See more

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