VSD ADVANTAGES, DISADVANTAGES, SELECTION CRITERIA …

Electric motors are the workhorses of the industry and commerce. Each day large amounts of industrial electric motors are sold in the world, these motors are reliable and inexpensive. ... By fitting a 10/1 ratio gearbox to the machine he reduces the input torque required to 40.5 Nm, the minimum and maximum input speed increases to 700 and ... ................
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