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In the three-phase bridge inverter, each step consists of

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in Power Electronics by (27.1k points)
In the three-phase bridge inverter, each step consists of

(a) 30°

(b) 60°

(c) 90°

(d) will depend on the value of the firing angle

I had been asked this question during an online exam.

I would like to ask this question from 3-Phase Bridge Inverters-1 topic in portion Inverters of Power Electronics

1 Answer

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by (45.1k points)
Right option is (b) 60°

Easiest explanation: It is a 6 step inverter. Hence, 360/6 = 60°. This means that the SCRs are gated every 60° in proper sequence.

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