A 10 MVA, 11 kV alternator has positive, negative and zero sequence reactance of 25%, 40%,10% respectively. The resistance that must be placed in the neutral such that zero sequence of fault current for a single phase to ground fault will not exceed the rated line current in ohms i?

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1.66 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

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2.66 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

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12.1 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

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0.22 ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ

A 10 MVA, 11 kV alternator has positive, negative and zero sequence reactance of 25%, 40%,10% respectively. The resistance that must be placed in the neutral such that zero sequence of fault current for a single phase to ground fault will not exceed the rated line current in ohms i?

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