Search:

Type: Posts; User: don_resqcapt19

Page 1 of 8 1 2 3 4

Search: Search took 0.14 seconds; generated 30 minute(s) ago.

  1. Replies
    25$$
    Views
    1,182

    For equipment that runs at or near full load...

    For equipment that runs at or near full load 24/7, you can often get a 2-3 year payback by increasing the conductor one size, assuming that does not also require a larger conduit.
  2. Replies
    6$$
    Views
    435

    If it is PVC I have no issues with it being...

    If it is PVC I have no issues with it being installed above the frost line. There is no code rule, but I don't like to see rigid or concrete encased PCV above the frost line. I have replaced...
  3. Replies
    24$$
    Views
    1,037

    I expect that they have not revised their...

    I expect that they have not revised their information since the 2017 came out. The requirement for the countertop listing requires that the device pass a liquid spill test in both the up and seated...
  4. Replies
    24$$
    Views
    1,037

    The only pop up currently on the market that...

    The only pop up currently on the market that complies with 406.5(E) in the 2017 code for countertop receptacles in the one made by Hubbell. If you are on the 2014, the rules were different and a...
  5. Replies
    6$$
    Views
    376

    You need to test from the electrical system...

    You need to test from the electrical system grounding electrode to "remote earth", often defined as being at least 50' from any grounding electrode or metallic object that is connected to the...
  6. Replies
    18$$
    Views
    1,023

    The smoke alarms are covered Chapter 29 of NFPA...

    The smoke alarms are covered Chapter 29 of NFPA 72. 29.9.4(5) permits such systems to be supplied by an AFCI or GFCI protected branch circuit as long as the smoke alarm has a secondary power source....
  7. You need to take a look at Article 630 for...

    You need to take a look at Article 630 for conductor and OCPD sizing for welders.
  8. Replies
    20$$
    Views
    2,044

    40% fill of 1" rigid is 4.85 of the 0.305...

    40% fill of 1" rigid is 4.85 of the 0.305 diameter cables.
  9. Polywater has a foam duct sealant...

    Polywater has a foam duct sealant that they say can hold up 22' of water pressure.
  10. Kick that issue up to the state authority that...

    Kick that issue up to the state authority that regulates the utility.

    Assuming that the elevated voltage is from their primary neutral, you might be able to get them to install a neutral blocking...
  11. The 3R rating permits the inside of the enclosure...

    The 3R rating permits the inside of the enclosure below any live part to be wet and requires drain holes.
  12. Replies
    2$$
    Views
    723

    Square D has a wiring diagram book...

    Square D has a wiring diagram book that has a lot of circuits like that in it.
  13. I have never run across an open transition ATS...

    I have never run across an open transition ATS that has a sync check. I have programed an extra delay on transfer from generator to utility to prevent possible issues with large motors that are...
  14. There will be a connection to the primary...

    There will be a connection to the primary grounding system via the primary EGC. That will be connected to the secondary grounded conductor and EGC in an installation that complies withe the NEC...
  15. Thread: 700.31

    by don_resqcapt19
    Replies
    2$$
    Views
    398

    That section seems to be acting as an exception...

    That section seems to be acting as an exception to 215.10 but it is not a clearly written rule.
  16. The 10 second rule only applies on actual loss of...

    The 10 second rule only applies on actual loss of normal power, I don't think there is any way to test that if the transfer switch is a closed transition switch and both sources are available.
  17. Replies
    2$$
    Views
    575

    The 2020 will define "splash pads" as a special...

    The 2020 will define "splash pads" as a special type of fountain and require that the electrical installation for the splash pads comply with Parts I, II and V of Article 680.
    There is no direct...
  18. Replies
    27$$
    Views
    3,730

    In my opinion if you want to protected the...

    In my opinion if you want to protected the fixture tap wires at the ampacities specified in 240.5(B)(2) the conductors must be fixture wire and not THHN.
  19. Replies
    3$$
    Views
    437

    Permitted by 501.10(B)(2) for locations where...

    Permitted by 501.10(B)(2) for locations where flexibility is required. 501.30(B) will require an equipment bonding jumper of the wire type for the LFMC in most cases.
  20. But for some loads 250.114 says you can't plug...

    But for some loads 250.114 says you can't plug the 3 wire cord into that receptacle.
  21. What says that the grounded and ungrounded...

    What says that the grounded and ungrounded conductors for a branch circuit must be the same size?
  22. If it is equipment covered by the NEC, 110.26...

    If it is equipment covered by the NEC, 110.26 applies.
  23. Replies
    7$$
    Views
    366

    Bussmann makes fuse clip clamps for some sizes...

    Bussmann makes fuse clip clamps for some sizes and types of fuses.
    http://www.cooperindustries.com/content/public/en/bussmann/edison/products/fuse_blocks_holdersmisc/fuse_clip_clamps.html
  24. Replies
    27$$
    Views
    3,730

    Correct, if it is not one of those, nothing in...

    Correct, if it is not one of those, nothing in the section applies. However that means other than the very very limited branch circuit taps permitted in Article 210, those other conductors have to...
  25. Replies
    10$$
    Views
    663

    Do the project specifications permit a splice? ...

    Do the project specifications permit a splice? Many do not.
Results 1 to 25 of 198
Page 1 of 8 1 2 3 4