VARIABLE FREQUENCY DRIVES
This measure applies to pumping operations that deliver, distribute or transport irrigation water with qualifying VFDs from 20 to 500 hp. Eligible installations are limited to turbine pumps with substantial variation in flowrates (20% variation or more) or discharge pressure requirements (10% variation or more). BPA recommends that all new VFD installations meetthe IEEE 519 standard. Rebates for qualifying installations are up to $60 per horsepower.