Nominal voltage,Rated voltage
https://youtu.be/QckoviG4eH0

In this video following Topics are explained in Tamil
Electrical thump rules for
1.Copper wire and cable current caring capacity
2.Single phase motor current calculation
HP To full load Current
KW to Full load current
3. Three phase motor no load current
4- Earthing standard
5.insulator standard
cable bending radius


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