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BK Series Single-phase Control Transformer: Working Principle and Voltage Type Selection BK series single-phase control transformers are equipment for voltage conversion and electric energy transmission. With compact structure, stable performance and superior insulation performance, they are widely used in various industrial control occasions to provide stable and safe power supply for control circuits, and are…

I. Product Principle The BK series control transformers are dry-type, shell-type single-phase isolation transformers, complying with the national standards of JB/T 5555 and GB/T 19212.3. They are suitable for industrial control circuits with AC 50/60Hz and rated voltage ≤ 660V. Based on the law of electromagnetic induction, the core consists of an E-type silicon steel…