SECTION 16221

Feb 12, 2009 · constant torque and variable torque loads usually run at the motors nameplate rated speed, or less (constant torque 0-60 hz, variable torque 30-60 hz). constant hp is usually applied above motor base speed (60-120 hz). in any case motor and driven equipment overheating and overspeed ability must be assessed at any output frequency over 60 hz. a. ................
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