MS Master Electrician Practice Questions - Mississippi Master Electrician Contractor Examination Exam

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A 112.5 kVA, three-phase transformer has a 480-volt primary and a 208Y/120-volt secondary. Using √3 = 1.732, what is the secondary full-load line current?

135 A 541 A 312 A 208 A

Correct Answer:

312 A

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