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  1. Thread: NEUTRAL

    by brother
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    15$$
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    446

    I agree with most of the posts (240volt, possible...

    I agree with most of the posts (240volt, possible smoking electronics), however, most non portable gfci's do not have 'open neutral protection, there fore your gfci will not work without the neutral....
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    18$$
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    1,004

    Pool Light Electricution

    Sorry to hear about this boy getting electrocuted from a pool light. I though these all had to be gfci protected, but checking the NEC 2014 again, apparently it is only required if the voltage is...
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    16$$
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    559

    Its my understanding you cannot use set screw...

    Its my understanding you cannot use set screw because the wiring to the controller has to have a 2hr (I think) fire rating and set screws do not provide this only compression or rigid conduit with...
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    6$$
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    1,498

    LED lights on GFCI

    I was told that LED lights are not compatible with gfci's. I have seen one trip a gfci, but never really investigated why, it wasn't my project.

    Is it true that most LED lights are not compatible...
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    10$$
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    Thanks for the recent info. I suppose the info i...

    Thanks for the recent info. I suppose the info i heard about the change was just talk. Nothing official yet.
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    That's why its a recommendation and not required...

    That's why its a recommendation and not required . :-)
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    Thought I might share this comment I made at...

    Thought I might share this comment I made at another area ;) This is the reason for my question.


    The reason I am asking is because it was said that after so many years that the change was to...
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    Thanks for the info. However, didn't they publish...

    Thanks for the info. However, didn't they publish one that was more recent? I am looking for the most latest version if anyone has that link. Thanks.
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    FORBIDDEN Question on Hospital Receptacles

    Ok, I know this is a debate that went on for years and I am not asking for 'opinions' AND I am not looking for a debate on the topic because of the forum rules.

    I actually want to know has it...
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    How would this comply with the NEC as augie47...

    How would this comply with the NEC as augie47 had quoted?
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    770

    This is single phase 3W. In laymans terms, 2...

    This is single phase 3W. In laymans terms, 2 hots 1 neutral :-)
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    770

    Im not 'bidding' this job. This is a project that...

    Im not 'bidding' this job. This is a project that was done by others. I was looking at the work and was wondering should I say something about the load. whether I should 'sweat it' or not.
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    13$$
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    770

    They used a #8 copper. #8 only good for 50amps...

    They used a #8 copper. #8 only good for 50amps and the calculation is 51. Also this is a long run (about 100ft), they didnt even account for a voltage drop. Even though its not required per NEC, it...
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    feeder calculation, Would you sweat it?

    Just saw another job they did with a feeder calculation for kitchen equipment. Very similar to the one I posted about before, here is the calculation

    17a 208v = 3536
    16a 208v= 3328...
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    Ok. Since this is from a 4 wire 3phase system i...

    Ok. Since this is from a 4 wire 3phase system i guess the single phase for this feeder will be ok. I still would pull a same size neutral in case of add ons. i thought prohibition on the reduction...
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    275

    Neutral Calculation No reduction

    Its been a while since I had to do a calculation lately

    Checking this neutral calculation for a feeder. These guys are putting in an expresso stand with some extra cooking equipment.

    They have...
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    not even for a gfci ?

    not even for a gfci ?
  18. What of the exception for emt and some others....

    What of the exception for emt and some others. Emt specifically NEC 2011 358.30(A) exception No. 1. where it can be increased to 5ft.
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    Just remember, even if your calculation is below...

    Just remember, even if your calculation is below 100 amp, you still need a minimum of a 100 amp service disconnecting means for One family dwellings. NEC 230.79(C)
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    Hospital Circuit label for light switches

    Is there a new code that requires a circuit label for hospital light switches. I can see the requirement for receptacles in Article 517, but I do not see it for light switches.

    I was told this...
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    In use Weather proof recpt cover

    Can anyone explain why they gave an exception to using a 'in use' weatherproof receptacle cover if you using a routine high-pressure spray washing? 2011 NEC 406(B)(1).

    It appears one would need...
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    That depends on your local areas licensing...

    That depends on your local areas licensing requirements. Some areas require it for doing electrical work, others don't. Where are you located at?
  23. I would think it would be an NEC issue if the...

    I would think it would be an NEC issue if the fixtures were not installed per the manufacturers instructions. Most say to use a 'grounded system' if they have the 3 prong male cord.
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    If I understand you question correctly, you...

    If I understand you question correctly, you should be fine using 3d. equipment is broad, so you can use that if it is necessary.
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    Emergency circuits mwbc extension

    Since the 2014 NEC will not allow mwbc for emergency circuits, I assume this will apply to any extension of an existing mwbc. Am I correct in this thinking?

    At present there is a small job that...
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