Search:

Type: Posts; User: infinity

Page 1 of 8 1 2 3 4

Search: Search took 4.77 seconds.

  1. Replies
    18$$
    Views
    449

    I usually do the same and hopefully to switch is...

    I usually do the same and hopefully to switch is within 25' of the HVAC equipment so that I can install the receptacle in the same box.
  2. I agree with Charlie and the single word "ground"...

    I agree with Charlie and the single word "ground" is so ambiguous it should never be used. :)
  3. There is no building steel in this structure?

    There is no building steel in this structure?
  4. Replies
    7$$
    Views
    178

    If you're now using the metallic conduit as an...

    If you're now using the metallic conduit as an EGC then some other code issues may arise, what's the voltage?
  5. Replies
    2$$
    Views
    194

    For racks and threaded rod we use these or for...

    For racks and threaded rod we use these or for mounting hard to a surface the same anchor with a hex nut instead of the rod coupling:

    http://www.frostelectric.com/WOE-IMAGES/00336656.jpg

    For...
  6. To me it's just a 3-wire cable with two switch...

    To me it's just a 3-wire cable with two switch legs.
  7. Replies
    22$$
    Views
    617

    Before a post hits the open forum a moderator...

    Before a post hits the open forum a moderator will look at the new poster's profile to see if they're within the guidelines of the forum. Sometimes the profiles aren't explicit and we will ask for...
  8. Replies
    12$$
    Views
    231

    If using stranded #12's even with 1/2" EMT, 9...

    If using stranded #12's even with 1/2" EMT, 9 conductors isn't a problem.
  9. Replies
    22$$
    Views
    617

    The OP has no context or explanation as to why...

    The OP has no context or explanation as to why the questions are being asked. It sounded like a homework questions to me and to others. Grown men should have thicker skin.
  10. Replies
    12$$
    Views
    231

    Are all 9 conductors considered CCC's? Only the...

    Are all 9 conductors considered CCC's? Only the CCC's count towards derating. Yes, you can use the 90° C ampacity for derating purposes you just cannot provide an OCPD that exceeds 240.4(D) unless...
  11. Replies
    15$$
    Views
    304

    Really, local code very interesting. How exactly...

    Really, local code very interesting. How exactly would they test it?
  12. Replies
    15$$
    Views
    304

    Just curious as to why an inspector would want to...

    Just curious as to why an inspector would want to check the resistance of a CEE?
  13. Since this is a service there are no EGC's and...

    Since this is a service there are no EGC's and table 250.122 does not apply. All grounding on the line side of the service disconnect is accomplished by the connection to the neutral.
  14. Replies
    15$$
    Views
    304

    It could be bare or insulated, stranded or solid,...

    It could be bare or insulated, stranded or solid, any color too. We always use #6 THHN/THWN stranded for ground rods.
  15. Replies
    15$$
    Views
    304

    Yes GEC's can be buried, if not you may have a...

    Yes GEC's can be buried, if not you may have a hard time connecting them to ground rods. Also the burial depths in T300.5 do not apply to GEC's. Does the monolithic slab qualify as an electrode?
  16. Replies
    7$$
    Views
    206

    How would an expansion joint work if embedded in...

    How would an expansion joint work if embedded in concrete?
  17. Replies
    7$$
    Views
    206

    Is there an expansion fitting within the...

    Is there an expansion fitting within the structure of the building?
  18. Replies
    12$$
    Views
    321

    Inspector is a dope. EMT has been used as an EGC...

    Inspector is a dope. EMT has been used as an EGC since it was invented. If he cannot listen to simple reasoning then go over his head. Removing 39 year old conductors to satisfy his incorrect code...
  19. Replies
    47$$
    Views
    636

    If the lighting is 120 or 277 volts then you have...

    If the lighting is 120 or 277 volts then you have mine to neutral loads. If you use a MWBC (shared neutral) then you need a multi-pole CB or a handle tie for all CB's sharing a neutral. If the spec...
  20. Thread: 1/2" SS EMT

    by infinity
    Replies
    43$$
    Views
    957

    Is there actually a company that makes listed SS...

    Is there actually a company that makes listed SS EMT?
  21. Replies
    5$$
    Views
    239

    I agree and I would think that most States have a...

    I agree and I would think that most States have a similar requirement based on the building energy code.
  22. Can you use the coated MC and change over to a...

    Can you use the coated MC and change over to a different wiring method where it penetrates the underside of the deck? I've heard of guys removing the black coating on the exposed portion of the...
  23. There probably aren't many cases of this type of...

    There probably aren't many cases of this type of thing actually happening and IMO your potential scenario isn't worthy of removing it from the code. In fact this is a good code requirement, I use my...
  24. Replies
    10$$
    Views
    374

    Have you looked at Mike's free stuff? ...

    Have you looked at Mike's free stuff?

    http://www.mikeholt.com/onlinetraining/page_images/1113920864_2.jpg

    http://www.mikeholt.com/freegraphics.php?id=gvb
  25. Replies
    2$$
    Views
    155

    SE cable was for a long time used at its 75° C...

    SE cable was for a long time used at its 75° C ampacity, then a few code cycles ago they changed to it be used, as you would NM cable, at 60° C ampacity. Then that was changed again {2011} to allow...
Results 1 to 25 of 200
Page 1 of 8 1 2 3 4