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Electrical Level 3 Module 1 Load Calculations and Branch Feeder Circuits 100% VERIFIED $9.99   Add to cart

Exam (elaborations)

Electrical Level 3 Module 1 Load Calculations and Branch Feeder Circuits 100% VERIFIED

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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? - ANSWER 3 Air conditioning overcurrent protective devices can never exceed what percentage of the motor-rated load current or the branch...

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  • August 26, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NCCER
  • NCCER
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shantelleG
Electrical Level 3
Module 1 Load
Calculations and
Branch Feeder Circuits
100% VERIFIED
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? - 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)? - ANSWER 225%



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



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



For a given load and length, the branch circuit voltage drop should not exceed - 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? - ANSWER 300%



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

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