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ELECTRICAL LEVEL 3 MODULE 1 LOAD CALCULATIONS AND BRANCH FEEDER CIRCUITS $16.99   Add to cart

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ELECTRICAL LEVEL 3 MODULE 1 LOAD CALCULATIONS AND BRANCH FEEDER CIRCUITS

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  • Course
  • Electrical Level 3 Module 1
  • Institution
  • Electrical Level 3 Module 1

According to the NEC®, the ampacity of branch circuit conductors must be derated when there are more than how many current-carrying conductors in a raceway? - correct answer 3 Air conditioning overcurrent protective devices can never exceed what percentage of the motor-rated load current or the...

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  • October 24, 2023
  • 3
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers
  • Electrical Level 3 Module 1
  • Electrical Level 3 Module 1
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ELECTRICAL LEVEL 3 MODULE 1 LOAD CALCULATIONS
AND BRANCH FEEDER CIRCUITS

According to the NEC®, the ampacity of branch circuit conductors must be derated when there
are more than how many current-carrying conductors in a raceway? - correct answer 3


Air conditioning overcurrent protective devices can never exceed what percentage of the
motor-rated load current or the branch circuit selection current (whichever is greater)? -
correct answer 225%


Conductors must be derated when installed in conduit - correct answer on or above rooftops


Continuous loads are calculated at what percentage of the maximum current rating of the
overcurrent device? - correct answer 80%


For a given load and length, the branch circuit voltage drop should not exceed - correct answer
3%


For resistance welders, the rating for the overcurrent protection device should not exceed what
percentage of the primary current rating of the welder? - correct answer 300%


Show window lighting is calculated at 200VA per linear foot plus - correct answer 125%


The allowable ampacity for eleven No. 12 THHN copper conductors in a cable must be adjusted
by - correct answer 50%


The load for 10' of multi-outlet assembly used to supply several loads simultaneously is -
correct answer 1,800VA


The maximum size dual-element fuse for a 40hp, 3Ø, 460V motor with a Design Letter D is -
correct answer 100A

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