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Type: Posts; User: petersonra

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  1. Replies
    6$$
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    75

    So why is any sealing ever required between a D2...

    So why is any sealing ever required between a D2 and an unclassified area?
  2. Replies
    6$$
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    75

    What is the thinking here? wouldn't you want to...

    What is the thinking here? wouldn't you want to prevent the transmission of hazardous gases through the conduit into the unclassified area just as much if it was rigid as if it is a cable or cord of...
  3. don't forget that it is the new EE's job to bring...

    don't forget that it is the new EE's job to bring donuts and other treats on a regular basis.
  4. if someone else is interacting with the equipment...

    if someone else is interacting with the equipment they should not be there. but the OP never mentioned that possibility.
  5. What make you think that just sitting there might...

    What make you think that just sitting there might cause an arc flash incident?


    Why would that be the case?
  6. What is your objection? Are you opposed to...

    What is your objection?

    Are you opposed to them having a place to sit while they take a break?

    Do you think it is unsafe in some way?

    Would it be more unsafe if they sat in front of the...
  7. Replies
    47$$
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    597

    If the handle tie is a problem while...

    If the handle tie is a problem while troubleshooting, how about you just take it out and put it back in when you are done?
  8. Replies
    19$$
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    407

    The bottom line is the bottom line. If you can...

    The bottom line is the bottom line. If you can make money at it and not have it negatively impact other work, why not give it a shot.

    I am always a little suspicious when our salesmen come in with...
  9. I think before I would want to comment on your...

    I think before I would want to comment on your situation I would want to see a sketch of what is actually there.

    I don't think anything going to the meters is covered by the code since it is...
  10. Replies
    26$$
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    562

    I don't see that having a EGC going to an out...

    I don't see that having a EGC going to an out building makes all that much difference one way or the other.

    The real answer might well be requiring an SDS at such structures, if the problem is...
  11. Presumably you are asking what techniques are...

    Presumably you are asking what techniques are available for braking a servomotor.

    They are pretty much the same as with an induction motor. You can do it electrically, via load friction, via a...
  12. Replies
    18$$
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    336

    what determines the AIC rating of this breaker...

    what determines the AIC rating of this breaker then?
  13. Replies
    18$$
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    371

    If this is a DoD facility and there is a DoD rule...

    If this is a DoD facility and there is a DoD rule against what they are doing, I can understand getting a write-up.

    Just because something is against the rules does not mean it is unsafe. You...
  14. Replies
    18$$
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    336

    http://www.delixi.com/english/aboutdlx/pdf/circuit...

    http://www.delixi.com/english/aboutdlx/pdf/circuit/CDM1.pdf

    The literature says it is suitable for 50/60 Hz.

    The problem I would have with it is that it does not have an AIC rating meaningful...
  15. Replies
    12$$
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    303

    there is always an appeal process if it gets that...

    there is always an appeal process if it gets that far. it is a basic requirement of american law that some form of due process exist on administrative decisions like this.
  16. Replies
    18$$
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    371

    my guess is there are very few if any fires...

    my guess is there are very few if any fires caused by power strips that are overloaded that have built in CBs. the CB will just trip and prevent any issue that the overload might otherwise have...
  17. Replies
    47$$
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    597

    how many of the poles are actually in use?...

    how many of the poles are actually in use? nothing says that all three poles have to be used.

    is there a grounded conductor that needs a wire as well?
  18. Replies
    18$$
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    371

    Given the tens of millions of power strips in use...

    Given the tens of millions of power strips in use and the very few (if any) fires caused by using them appropriately, my guess is this is just bureaucratic over reach.
  19. Thread: Air bnb

    by petersonra
    Replies
    7$$
    Views
    206

    have you considered a key card system that hotels...

    have you considered a key card system that hotels use instead of a keypad?

    most alarm companies can put in some kind of key pad or key card system. don't be reinventing the wheel if you don't...
  20. Replies
    2$$
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    141

    there are all kinds of companies out there that...

    there are all kinds of companies out there that do this kind of testing and have the right equipment and know how.
  21. a 6 man crew for 90 days is in the neighborhood...

    a 6 man crew for 90 days is in the neighborhood of a quarter of a million dollars in labor alone if you use real electricians.

    do you have that much money to front? chances are you won't get paid...
  22. It has already failed. It just has not failed in...

    It has already failed. It just has not failed in a way that creates a hazard. It just cannot be used as a switch anymore.
  23. Replies
    12$$
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    334

    IIRC, the NEC definition of MCC is pretty...

    IIRC, the NEC definition of MCC is pretty explicit as to what constitutes an MCC.

    I don't think what he is doing qualifies, although I also think it does not matter all that much what he calls it....
  24. Replies
    7$$
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    192

    I do not believe any raceway is "rated" for...

    I do not believe any raceway is "rated" for submergence.

    You can get conductors that are suitable for being in water though.

    I don't see how a properly joined solvent welded PVC fitting can...
  25. raceways are only that way because the code says...

    raceways are only that way because the code says so, not because they actually are.
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