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Electric Motor Service Factor. This was about recommending service factor settings on motor protection systems when protecting iec motors. Service factor is a measure of overload capacity at which an electric motor can periodically operate at without damaging the motor.
A.O.Smith B2848 Pool Motor 1 HP Electric motor for from www.pinterest.com
Typical service factors (sf) for ac motors. Electric motor efficiency is dependent on (but not limited to) design, materials, construction, rating, load, power quality, and operating conditions. K=1 :electric motor or hydrolicmotor.
Motor service factor (sf) defined by nema.
As per the standards, a motor’s nameplate should indicate the service factor as “sf”. Many motors are designed with a service factor that allows occasional overloading. As per the standards, a motor’s nameplate should indicate the service factor as “sf”. If the motor in the example from step 2 had a service factor of 1.15 then its overload would be acceptable and the motor could be operated without damage.
