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Electrician's Wiki - K-Factor Transformers
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K-Factor Transformers
K-4, K-13 & K-20 UL Ratings
Professional rating

K-Factor transformers are designed to reduce the heating effects of harmonic currents. The K-Factor rating is an index of the transformer's ability to withstand harmonic content while operating within the temperature limits of its insulating system. Hevi-Duty K-Factor transformers have UL ratings of K-4, K-13 and K-20.

Manufacturer Name: Sola/Hevi-Duty (16)
Location: United States
Description: Transformers
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