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Mains electricity, typically a higher voltage AC waveform used to deliver electrical power to households. In North America 120V, 60Hz, in most European countries 230V, 50Hz. What most people will plug appliances into.
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Do we need certifications for device designed for 240V
I have completed the design of a circuit board where the mains 240V can be connected with screw terminals.
This is just a sub-assembly unit. This would normally be used in industrial environment. …