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  1. Replies
    2$$
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    55

    Agree. The problem often occurs when the system...

    Agree.
    The problem often occurs when the system bonding jumper is omitted. You need to assure the install complies with 250.30 in all respects including the system bonding jumper and connection to a...
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    12$$
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    133

    Unless it has changed from '08, 555.13(B)(4)...

    Unless it has changed from '08, 555.13(B)(4) seems to support the inspectors concerns.
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    7$$
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    116

    There are guys here far more qualified to perform...

    There are guys here far more qualified to perform Art 220 calculations than I but guessing at the room size I see no problem with the 40 amp main in each unit but the 60 amp feeder looks to me to be...
  4. Thread: Signs

    by augie47
    Replies
    10$$
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    233

    Poll: I think your (A)(1) and (A)(2) may be reversed...

    I think your (A)(1) and (A)(2) may be reversed but I understand that answer. From the information I gained today from here and other sources it appears that the consensus of opinions is that, as you...
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    27$$
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    407

    If memory serves, Buck & Boost would only be a...

    If memory serves, Buck & Boost would only be a viable option if there is no
    120 v requirement (no L-N load)
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    7$$
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    116

    As Bob says, you really need an Art 220 load...

    As Bob says, you really need an Art 220 load calculation. Once I saw your panel schedule I think your concern may be warranted as it appears you actually have a dwelling unit as I see S/A circuits,...
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    14$$
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    207

    FWIW: NFPA 54...

    FWIW:
    NFPA 54: Section 7.13.2 code states: “CSST gas piping systems shall be bonded to the electrical service grounding electrode system at the point where the gas service enters the building. The...
  8. jtinge: Good read (and post). I assumed...

    jtinge: Good read (and post). I assumed (:happysad:) the question dealt with "listing" and not "service listing". Glad you read closer.
  9. Thread: Signs

    by augie47
    Replies
    10$$
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    233

    Poll: charlieb, although I started to poll, I failed to...

    charlieb, although I started to poll, I failed to vote so now there is another vote aside yours :D.
    I still think the intent and perhaps the wording call for a switch at the sign. The main "wording"...
  10. Thread: Signs

    by augie47
    Replies
    10$$
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    233

    Poll: I agree (as a side note, my reference to 430 was...

    I agree
    (as a side note, my reference to 430 was simply to point out the similarity between 430.102 where (A) is the controller and (B) motor with each having its own requirements. I was simply...
  11. Thread: 555.3

    by augie47
    Replies
    23$$
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    363

    The only location restrictions I can think of...

    The only location restrictions I can think of would be 555.7 for the service equipment; 555.9 for height; any associated with Art 514 if applicable; and, of course, 110.26.
  12. The NEC for the most part requires that equipment...

    The NEC for the most part requires that equipment be "Approved" (Their are some instances where it does require listing).
    Approval is up to the Authority Having Jurisdiction (AHJ).
    Many AHJs rely...
  13. Thread: Hot tub wiring

    by augie47
    Replies
    6$$
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    243

    You highlighted the problem I see. 240.4 states...

    You highlighted the problem I see. 240.4 states conductors will be protected at their ampacity except......
    I don't see where a hot tub would be listed in 2340.4(G)
  14. Replies
    8$$
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    190

    If you have time on your hands and a cup of...

    If you have time on your hands and a cup of coffee you can start here:
    http://forums.mikeholt.com/showthread.php?t=107984&highlight=338.10

    :D
  15. Replies
    14$$
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    207

    Most interesting question ! First read of 250.94...

    Most interesting question !
    First read of 250.94 would seem to allow it, but I will want to read further.
  16. I don't know if this helps any, but keep in mind...

    I don't know if this helps any, but keep in mind the NEC generally only covers wiring up to the outlet that supplies the utilization equipment. As you noted NEC 240.22 prohibits overcurrent...
  17. Replies
    8$$
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    190

    Beauty is in then eye of the beholder. :) What...

    Beauty is in then eye of the beholder. :)
    What it "says" depends on who is reading (see below)



    As I mentioned earlier, I was a hotly debated subject when 338.10 changed the allowable ampacity...
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    8$$
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    190

    This was discussed at length thru a couple of...

    This was discussed at length thru a couple of Code cycles and I have to admit a bit of foggy memory, but I don't think there is one and therein lies a problem (or lays). Reduce the load by feeding...
  19. Thread: 555.3

    by augie47
    Replies
    23$$
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    363

    Thats the way I see it.

    Thats the way I see it.
  20. Thread: Signs

    by augie47
    Replies
    10$$
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    233

    Poll: When I consider the "intent" I also think about...

    When I consider the "intent" I also think about Art 430. The wording is similar but the requirement for a disconnect at the motor is not negated by the presence of a disconnect at the controller....
  21. Thread: Hot tub wiring

    by augie47
    Replies
    6$$
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    243

    Although I realize a motor is involved, I would...

    Although I realize a motor is involved, I would have to see some more documentation before I would want to allow a #8 NM on a 50 amp breaker.
    As a side note there is something in the back of my mind...
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    3$$
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    170

    There's a difference ? :D:D:D:D

    There's a difference ? :D:D:D:D
  23. Thread: Signs

    by augie47
    Replies
    10$$
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    233

    Poll: Signs

    I was part of a long discussion today concerning 600.6.
    We were unable to reach a conclusion about the disconnecting means.
    600.6(A) indicates that each sign must have a switch within sight. It...
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    2$$
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    99

    Dialysis Clinic

    Any input on a Dialysis Clinic being a "General Patient Care Area" or a "Critical Care Area". The definitions in Art 517 an my lack of knowledge of Dialysis treatment leave me questioning. Some of...
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    9$$
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    273

    Only as shown in 250.104(B), for bonding, where...

    Only as shown in 250.104(B), for bonding, where there are buildings of multiple occupancy and the piping systems are metallically isolated.
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