Learning Center

High Voltage Spike (dV/dt) and Motor Protection Methods

By Craig Hartman on 20th Mar 2014

There are two different phenomena that can create high dV/dt and high peak voltages. Reflective Wave Phenomenon Voltage wave reflection is a function of the voltage rise time (dV/dt) and the length of the motor c …

read more

VFD Buying Guide

By Paul Rossiter on 17th Jan 2014

Finding the Best Variable Frequency Drive Finding the perfect VFD or motor controller isn’t easy. A lot depends on the unique needs of your application and system. There isn’t a catch-all model or brand to fall back on …

read more