Class B/F Pet
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Triple insulated wire(TIW) are used in switched mode power supplies and realize miniaturization and cost reductions as no insulation tape or barrier tape is required between the primary and secondary windings of the transformers. אפשרויות מרובות בכיתה תרמית: Class B (130), Class F (155), Class H (180) מספקים את מרבית היישומים.