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Electrical Level 3 Module 1 Load Calculations and Branch Feeder Circuits Quiz R111,89   Add to cart
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Electrical Level 3 Module 1 Load Calculations and Branch Feeder Circuits Quiz

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Electrical Level 3 Module 1 Load Calculations and Branch Feeder Circuits Quiz_ 2022. 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? Air conditioning overcurrent protective devices can...

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  • November 19, 2022
  • 2
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers

Subjects

  • according to the nec®
  • electrical level 3 module 1
  • electrical level 3 module 1 load calculations and branch feeder circuits
  • the ampacity of branch circuit conductors must be derated when there are mor

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  • 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 Quiz_ 2022.
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? - 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)? - 225%
Conductors must be derated when installed in conduit - on or above rooftops
Continuous loads are calculated at what percentage of the maximum current rating of the overcurrent device? - 80%
For a given load and length, the branch circuit voltage drop should not exceed - 3%
For resistance welders, the rating for the overcurrent protection device should not exceed what percentage of the primary current rating of the welder? - 300%
Show window lighting is calculated at 200VA per linear foot plus - 125%
The allowable ampacity for eleven No. 12 THHN copper conductors in a cable must be adjusted by - 50%
The load for 10' of multi-outlet assembly used to supply several loads simultaneously is - 1,800VA
The maximum size dual-element fuse for a 40hp, 3Ø, 460V motor with a Design Letter D is - 100A
What is the demand load for one household range with a nameplate rating of 11.75kW, 240V, 1Ø? - 8kW
What is the current-carrying capacity for No. 6 THWN aluminum conductors in conduit run through an ambient temperature of 38°C? - 44 Amps

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