Re: Focus on electricity consumption of control panel components

Home Electrical Engineering Forum General Discussion Focus on electricity consumption of control panel components Re: Focus on electricity consumption of control panel components

#12631
prasanthpwd
Participant

ramu said:

how to caliculate wire sizes?


Estimate the full load. Calculate MAXIMUM DEMAND.Calculate full load current using the following relation, for 3 phase,

KW/(sqrt 3*400*0.8) =I  ( 3ph  voltage in india=400V and assume pf 0.8)

From this current suitable wire is selected from preprepared chart.