IEC 60038

IEC voltage range AC RMS
voltage (V)		 DC voltage (V) Defining risk
High voltage> 1,000> 1,500Electrical arcing
Low voltage50 to 1,000120 to 1,500Electrical shock
Extra-low voltage< 50< 120Electrical fire

International Standard IEC 60038, IEC standard voltages, defines a set of standard voltages for use in low voltage and high voltage AC and DC electricity supply systems.

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