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San Diego
9630 Chesapeake Dr 
San Diego, CA 92123
P: (858) 279-9770
F: (858) 279-9908

San Marcos
804 Rancheros Dr    
San Marcos, CA 92069
P: (760) 682-1400
F: (760) 682-0379

 

Voltage Drop Table

Factor x Amps x Feet
Voltage Drop = ----------------------
1000
Copper Conductor - 90% Power Factor
AWG Single Phase Three Phase   AWG Single Phase Three Phase
14 .4762 .4167   1/0 .0269 .0231
12 .3125 .2632   2/0 .0222 .0196
10 .1961 .1677   3/0 .0190 .0163
8 .1250 .1087   4/0 .0161 .0139
6 .0833 .0714   250 .0147 .0128
4 .0538 .0463   300 .0131 .0114
3 .0431 .0379   350 .0121 .0106
2 .0323 .0278   400 .0115 .0091
1 .0323 .0278   500 .0101 .0088
 

 

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