Re: Fire Wire Solid vs. Stranded

[ABLE1 <someone@xxxxxxxxxxx>]

On 10/30/2015 12:14 PM, Jim wrote:
> On Friday, October 30, 2015 at 8:04:09 AM UTC-4, ABLE1 wrote:
>> On 10/30/2015 12:33 AM, Jim wrote:
>>> On Thursday, October 29, 2015 at 6:11:38 PM UTC-4, ABLE1 wrote:
>>>> Hey all,
>>>>
>>>> I just found out that apparently Stranded wire FPLR etc. is available
>>>> and is acceptable in wiring of fire alarm systems.
>>>>
>>>> Well that just makes my brain hurt.
>>>>
>>>> It may have been OK per code for sometime or forever but I just became
>>>> aware.
>>>> I always use solid and I think even after this new info will continue so
>>>> it should not make a difference.  I just did not think it was allowed as
>>>> per code.
>>>>
>>>> Anyone else have input on this??
>>>>
>>>> Educated me!!!
>>>>
>>>> Thanks,
>>>>
>>>> Les
>>>
>>> I never heard about stranded FPLR wire. But you're feeling the same way I felt the first time I saw the "new" smoke detectors that allow two wires under the same screw terminal.
>>>
>>> Do you know that there is 22 gage FPLR wire? And do you know where it can be used? ...... on a fire loop or on a keypad run or where it is
>>> and is not allowed? Also, is it specified anywhere exactly what kind of wire nuts or connectors are allowed to be used in a fire system. I
>>> haven't done commercial fire in years and years but back then the
>> answers to the above questions were not apparent.
>>
>> Gee Whiz Jim,
>> I just learned one new thing and now you want to force me into cramming
>> more into a already full box.  Are you nuts!!!   :-)
>>
>> I don't know the specific answers to your question.  Please elaborate
>> with answers.  While doing so, answer the following.
>>
>> What type of wire ties are to be used in the installation of fire wire in
>> a plenum area??  Just found out that one during my investigation on the
>> stranded wire thing.
>>
>> Smallest gauge wire here is 18awg, no 22awg listed, but there is
>> stranded stuff.
>> http://www.westpenn-wpw.com/pdfs/fire-alarm-cables.pdf
>>
>> Have a good weekend.
>>
>> Les
>
> Well, I got out of commercial fire before I found out the answer to my questions. I used the 22gage wire for keypad/remote indicator panels and AHJ either never noticed or let it pass. I don't know if they even make it anymore.
>
> I always used plain ol wire nuts and never had an inspection problem but I don't know what the "official" answer is.
>
> And, I'm pretty sure I still have a bundle of "plenum" tie-wraps in the back of a drawer somewhere in the van. If I remember right they were purple in color but I don't know if that was just for identification purpose or because of what they were made of.
>

Yes, wire ties need to be plenum rated.  I would guess if you were above
the
ceiling pulling wire and cut a Phart it would have to be purple or at least
plenum rated, right?? LOL

I have seen 22awg solid "red" assuming FPLR on so takeover jobs.  You
are right
may not be available any more.