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Extremely high harmonic content loads may exceed standard levels of K rating
Applies to Ventilated Transformers by SquareD/Schneider Electric
Requests for K rated Transformers higher than the standard K9 or K13
Square D/Schneider Electric no longer supplies K factor rated transformers above K13. Square D/Schneider Electric did offer K20 rated transformers at one time, but these are no longer available.