18. A delta connected system has a line voltage of 220 volts and a line current of 100 Amperes. Draw the diagram and the line and phase voltages and currents. 19. The system in question 18 is changed to a wye system same line voltage and current. Draw the diagram and the line and phase voltages and currents. 20. A 110 to 12 volt transformer can take 220 volts input (Y/N) without damaging itself. The turns ratio N1/N2 is equal to 12/110 (Y/N). If any answer if N explain what is the correct answer.

18. A delta connected system has a line voltage of 220 volts and a line current of 100 Amperes. Draw the diagram and the line and phase voltages and currents. 19. The system in question 18 is changed to a wye system same line voltage and current. Draw the diagram and the line and phase voltages and currents. 20. A 110 to 12 volt transformer can take 220 volts input (Y/N) without damaging itself. The turns ratio N1/N2 is equal to 12/110 (Y/N). If any answer if N explain what is the correct answer.

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter28: Overcurrent Protection–fuses And Circuit Breakers

Section: Chapter Questions

Problem 10R: Using the method shown in this unit, what is the approximate short-circuit current available at the...

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