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Fazare transformatoare


amudsen

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Buna ziua,

Pentru fazarea diverselor trafuri, am gasit util urmatorul circuit de aici, la care am facut si pcb-ul,

alklqs.jpg

Modul de lucru e simplu, conectam traful cu primarul si secundarul in cauza, alimentam si vedem cu ajutorul unui voltmetru indicatia maxima.

 

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UC3845 nu se poate inlocui cu 3842, se poate inlocui cu UC3844. UC3842 si UC3843, au umplere maxima cca 98%, iar 3844 si 3845, au umplerea maxima de cca 50%.

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