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Q#1 Fault Analysis GATE EE 2014 NAT +2 marks -0 marks

A three phase, 100MVA, 25kV generator has solidly grounded neutral. The positive, negative and the zero sequence reactance of the generator are 0.2pu, 0.2pu and 0.05pu, respectively, at the machine base quantities. If a bolted single phase to ground fault occurs at the terminals of the unloaded generator, the fault current in amperes immediately after the fault is_______.

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