Diagnostic Test For Electrician License Examination Preparation
School Service Calculations
Time Limit for This Page: 24 minutes
References Permitted: National Electrical CodeŽ, American Electrician's Handbook
Appropriate for Journeyman Electrician, Master Electrician and Electrical Inspector Exams.
Question #1
What is the smallest allowable service size for a school if there is 75 kW of connected load, 5000 square feet, and the service is to be 120/240 volt single phase?
Question #2
What is the smallest allowable service size for a school if there is 75 kW of connected load, 5000 square feet, and the service is to be 120/240 volt three phase?
Question #3
What is the smallest allowable service size for a school if there is 225 kW of connected load, 15000 square feet, and the service is to be 120/240 volt single phase?
Question #4
What is the smallest allowable service size for a school if there is 225 kW of connected load, 15000 square feet, and the service is to be 120/240 volt three phase?
Upon completion, use any remaining time to make sure you have the right answers. When time has expired, go to the answer page to check your answers with the given answers.
Click HERE for ANSWERS TO DIAGNOSTIC TESTS.
If you did not score three correct in the time allowed, then you might want to consider exam preparation with the help of the David U. Larson workbook:
Click HERE for INFO ABOUT Calculations Workbooks for Electrician License Examinations.