Re: Residential 110v Smoke conversion to 12vdc

[Jim <alarminex@xxxxxxx>]

On Dec 9, 2:57=EF=BF=BDpm, Frank Olson
<use_the_email_li...@xxxxxxxxxxxxxxxxxxxxxx> wrote:
> ABLE_1 wrote:
> > Hi all,
>
> > Looking for some comments and thoughts (of the good kind) on the followi=
ng.
>
> > Let's say a customer has a 3 year old house with 110 volt Battery BackUp=

> > smokes that are interconnected as per proper building code.
>
> > Let's say getting wire to the second floor is a "Major PITA".
>
> > Would you guys(gals if it applies) consider removing the smokes, pulling=
 the
> > 14/3 romex from the breaker panel and re-wire to an alarm panel with 12v=
olt
> > P/E smokes with sounders and a voltage reversal relay to get the audible=
 in
> > the bedrooms??
>
> > I know that may be a mouthful, but, I would assume you get the idea.
>
> > 1) Have you ever done this??
> > 2) Would you ever do this and for what reason??
> > 3) Do you think a AHJ would have a hissy fit it they found out??
> > 4) What liability issues do you see??
> > 5) Besides the "Romex" not being rated FLP what else could go wrong??
>
> > Thanks in advance to all that respond.
>
> > I will sit back now and read the input.
>
> > Les
>
> Don't mess with the connection to the existing smokes. =EF=BF=BDSave yours=
elf a
> pile of grief and go for wireless units. =EF=BF=BDYes, you'll have to repl=
ace
> batteries, but that's a small price to pay. =EF=BF=BDYou won't have the he=
adache
> and you'll meet all the current code requirements. =EF=BF=BDAs for sounder=
s for
> the bedrooms, a nice loud siren in the cold air return usually does
> wonders.

You can't do that here. ( in the US)

 =EF=BF=BDAnother alternative is to wire in a compatible relay to the
> main level smoke and interconnect that to your alarm panel. =EF=BF=BDNFPA =
does
> allow this. =EF=BF=BDI would still recommend the wireless supervised smoke=
s as
> well (to augment the AC ones).- Hide quoted text -
>
> - Show quoted text -