Mains electricity is nothing but main source of power in an installation. From the mains the power is then branched out to different end usage.
Mains electricity is nothing but main source of power in an installation. From the mains the power is then branched out to different end usage.
In English, the "mains" is another word for the electricity supply.
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UK mains electricity operates at a nominal voltage of 230 V (+10%/-6%), at 50 Hz.
The mains supply in Scotland is 50Hz.
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keyboard can use both
Mains supply provides alternative current while battery provides direct current.
AC (Alternating Current) usually provided at either 110V or 220V.