class d

Class E commutation Figure 46 shows the class E commutation circuit. In this commutation method, the reverse voltage applied to the current carrying thyristor from an external pulse source. This commutation is also known as external…
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Class D Commutation Figure 44 shows the class D commutation circuit which consists of two thyristors such as main thyristor T1 and auxiliary thyristor TA, inductor L, diode D and a commutation capacitor C. The main thyristor T1 and load…
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