Effciency gains can be 4-6% on a PWM drive --
1.33*Motor HP x hrs operating x Cost/KWH x Effciency Gain = savings in electricity costs
Thus for a 100hp motor at $0.10 / KWH at 5% gain
it will save about $5890/yr savings in electricy costs
Blog That A-Ha Moment Larry Desjardin 11 comments Have you ever had an a-ha moment? Sure, you have. The Merriam-Webster dictionary defines it as "a moment of sudden realization, inspiration, insight, recognition, or ...