cable selection formulas for electrical load.
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Factors for selection of cable
1.Rated current
2.voltage drop across cable
3.derating factor based on temprature,no. of cables laid
through same path influencing each other
4. Type of laying method:- like air, ground, duct, tray,
raceway
5. type of conductor required.
6. type of insulation, like PVC, XLPE, FRLS based on site
condition
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