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...
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
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller YOURVERIFIEDEXAMPLUG. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $16.99. You're not tied to anything after your purchase.