Exam (elaborations)
Master Electrician (First Set 1-85) with Complete Solutions!
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A 150 kVA service transformer has a 480Y/277 volt 3-phase primary and a 208Y/120 volt, 3-phase secondary. What is the approximate full-load ampere rating of the primary of the transformer? - ANSWER-180 amperes Where a conductor is marked RHW-2 on the insulation what does the "-2" represent? - AN...
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