Thank you for visiting one of our most popular classic articles. If you’d like to see updated information on this topic, please check out this recently published article, Load Calculations — Part 2.

Explanation: Section 430.6(A)(1) requires the current value for sizing conductors to be based on Table 430.250. For the motor listed above, the value would be 14A. Section 430.22 requires this value ...

Designers of motion control applications are under pressure to optimize performance and efficiency while keeping component count and space to an absolute minimum. The ideal situation is sensorless ...