29 rowsfor more details into sizing wire and circuit protection devices for motors, view the motor wire. Search is the most efficient way to navigate the engineering toolbox For more details into sizing wire and circuit protection devices for motors, view the motor wire size and circuit protection chart and the motor wire size calculator.
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The information in this chart was derived from table 50.1 of ul standard 508a
The voltages listed are rated motor voltages
To find the approximate full load current of your 3 phase ac motor, use your motor's horsepower, volts, and r.p.m To look up the full load amps in the chart below. Use these values (not motor nameplate) for sizing branch circuit components Full load amps, wire and conduit sizes for three phase electrical motors