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  1. Thread: odd voltage

    by kwired
    Replies
    6$$
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    208

    Confusion on utility supply here let alone...

    Confusion on utility supply here let alone generator voltage. Assuming you are stating the utility is the 125/125/250 to N, is the generator 208/208/375 phase to phase?

    If I am right on that - the...
  2. Replies
    17$$
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    157

    I'd be asking for justification of why he thinks...

    I'd be asking for justification of why he thinks this is a service. As you said NEC definition of service doesn't include this type of source, so I would want some other reference to buy into his...
  3. Replies
    18$$
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    388

    I only watched about half a minute and stopped...

    I only watched about half a minute and stopped it. Didn't need any more time to determine that - and he hadn't even showed any "how to" up to that point yet.
  4. Replies
    47$$
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    590

    bump

    bump
  5. Replies
    47$$
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    590

    flip burgers is maybe somewhat limiting your...

    flip burgers is maybe somewhat limiting your liability, but so is working as an electrician for a EC - your employer takes on liabilities of your actions while on the job, unless they can prove gross...
  6. Replies
    47$$
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    590

    If they want to call them that I don't have a...

    If they want to call them that I don't have a problem with it, but if this common kitchen on a floor is part of what qualifies it as a dwelling unit then IMO it needs more then just AFCI protection...
  7. Replies
    47$$
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    590

    So if we are calling the dormitory with a common...

    So if we are calling the dormitory with a common kitchen area on each floor a dwelling unit - then the entire structure is a dwelling unit. We need minimum of 2 SABC's at each of those kitchens, we...
  8. Replies
    14$$
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    341

    Only way I see their opinion mattering is if the...

    Only way I see their opinion mattering is if the equipment in question is a listed accessory of the main unit intended to be installed in that location according to the listing. Otherwise field...
  9. Thread: kw's

    by kwired
    Replies
    13$$
    Views
    888

    Actually we find ourselves calculating in VA for...

    Actually we find ourselves calculating in VA for quite a few general purpose and lighting load calculations and then converting that to amps depending on voltage and number of phases.
  10. Replies
    22$$
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    567

    If you got that out of the handbook commentary...

    If you got that out of the handbook commentary remember it is only the authors opinion and not an official NFPA interpretation of any NEC content.
  11. Replies
    18$$
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    388

    Why is that? Nothing prohibits an outdoor...

    Why is that? Nothing prohibits an outdoor receptacle from being on a circuit that also supplies a living room or bedroom.

    That receptacle will end up having AFCI protection that it wouldn't need...
  12. Replies
    3$$
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    158

    True, unless you do not want to modify equipment...

    True, unless you do not want to modify equipment for warranty reasons or something like that.
  13. Thread: Motor Fuse Type

    by kwired
    Replies
    8$$
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    173

    Are those permmited to be used as a motor/motor...

    Are those permmited to be used as a motor/motor controller disconnecting means when multipoles are needed?
  14. Thread: Motor Fuse Type

    by kwired
    Replies
    8$$
    Views
    173

    Size matters:lol: But if fuse type used won't...

    Size matters:lol:

    But if fuse type used won't allow starting it still doesn't do you much good. Throw in a soft starter and you used up space that could have been used by physically larger fuse...
  15. Replies
    6$$
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    285

    But it is apparently work on his own home -...

    But it is apparently work on his own home - :angel:
  16. Thread: Motor Fuse Type

    by kwired
    Replies
    8$$
    Views
    173

    Is there a good reason to use class CC fuses? ...

    Is there a good reason to use class CC fuses?

    20 amp RK5 fuse works great for a 10 HP motor in most cases unless you would have really high available fault current - over 100kA but as short...
  17. Thread: egc throughEMY

    by kwired
    Replies
    13$$
    Views
    193

    Where permitted a backfed transformer where you...

    Where permitted a backfed transformer where you are separatey deriving the higher voltage that would happen to have a HO terminal would be a case where you would/could connect the GEC there. Sort of...
  18. Replies
    10$$
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    295

    How much do those cost? I can easily see a...

    How much do those cost?

    I can easily see a $100+ switch for a $50 disposer
  19. Replies
    10$$
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    385

    My conclusion as well. You don't even get same...

    My conclusion as well. You don't even get same rotation from one service to the next from most POCO around here on a new service - maybe if you specify rotation you can get what you want, or if they...
  20. Replies
    47$$
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    590

    Been on a few college visits, recently as my...

    Been on a few college visits, recently as my youngest will likely be attending college next year, have older son that is done with college, between the two most college dormitories are just about...
  21. Replies
    18$$
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    388

    I have occasionally seen some microwave ovens...

    I have occasionally seen some microwave ovens that sometimes trip standard QO breakers because of low magnetic trip, and yes the power tools that are typical culprits are not normally in bedrooms,...
  22. Replies
    47$$
    Views
    590

    Which is fine for determining what codes apply to...

    Which is fine for determining what codes apply to said kitchen - or not a kitchen.

    Still has little to do with the fact the dormitory rooms are not dwelling units as they do not contain a...
  23. Replies
    3$$
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    158

    I believe this applies to all transformers...

    I believe this applies to all transformers including an autotransformer (which is what a buck - boost is), with noted exception of class 2 or 3 transformers.
  24. Replies
    6$$
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    285

    License may not be needed if working on his own...

    License may not be needed if working on his own home - permits however may be needed.
  25. Replies
    18$$
    Views
    388

    I would't fully claim you won't have nuisance...

    I would't fully claim you won't have nuisance trips from a lowered magnetic trip setting - QO series have long had lower magnetic trip settings then most other breakers especially for 15 and 20 amp...
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