1.

A three phase fully controlled thyristor bridge converter is used as line commutated inverter to feed 50 KW power at 420 V DC to a three phase 415V(line), 50Hz as mains. Consider Dc link current to be constant. The rms current of the thyristor is [GATE2007]

A. 119.05A
B. 79.37A
C. 68.73A
D. 39.68A
Answer» E.


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