After finding variable-volume pumps to be operator-hostile,even for its top-notch program engineers,a skeptical automotive molder in California's Bay Area tells IMM that it reluctantly gave a new pump technology a trial run on two of its 950-ton hydraulics,a Toshiba and a Mitsubishi.Guess what happened?It reportedly saved more than half of the energy costs that it paid in 2000.It's saving about US105/day on the two machines,which run about 22 hr/day.
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