It is desired to install a 3-phase cage induction motor restricting the maximum line current drawn from a \( 400 \mathrm{~V}, 3 \)-phase supply to 120 A . If the starting current is 6 times full load current, what is the maximum permissible full load kVA of the motor when.
a. It is directly connected to the mains
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b. It is designed for use with star-delta starter.
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