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Re: Wire prices
Maybe in case you have an older switch without a ground lug, or a fixture
with a broken or missing grounding tail. Redundancy?
js
"Crash Gordon" <webmaster@xxxxxxxxxxxxxxxxxxxxx> wrote in message
news:458d9046$0$510$815e3792@xxxxxxxxxxxxxxxxx
> You guys are missing the point. The device (switch/outlet) is already
> grounded by the ground wire from the supply line. Unless, they use very
> different wire in Canada...why would you want to connect a plastic box to
> the ground??? The device is grounded, the box is plastic, the cover plate
> is
> plastic...what exactly are you grounding ???
>
>
> "Doug" <not@xxxxxxxx> wrote in message
> news:jYcjh.1381$923.280@xxxxxxxxxxxxxxx
> |I imagine the purpose isn't to "ground" the box, but to try to ensure the
> | ground is passed through to the device being mounted on the box. The
> ground
> | lug appears to be tied to the device mounting screw sockets, any device
> | mounted to the box will be grounded. It may also be to try to ensure the
> | ground continuity to devices further down the circuit, who knows, but a
> | quick google seems to confirm that it is a requirement of the Canadian
> | Electrical Code.
> |
> | This is from a document on Carlon's website.
> |
> | Canadian Applications: Per Canadian electric code, a separate bonding
> | connection is required in nonmetallic electrical boxes. Utilize
> Grounding
> | Lug (Fig. 11) and green Ground Screw provided with Yoke.
> | http://www.carlon.com/Installation_Training/IT-IS125.pdf
> |
> |
> | Doug
> |
> |
> |
> | "Crash Gordon" <webmaster@xxxxxxxxxxxxxxxxxxxxx> wrote in message
> | news:458d50a5$0$500$815e3792@xxxxxxxxxxxxxxxxx
> | > uh, ok...enlighten me how grounding a PLASTIC box (or any other
> | > non-conducting object) will protect me (or) you from being zapped.
> | >
> | >
> | > "Petem" <petem001@xxxxxxxxx> wrote in message
> | > news:o32jh.45752$kY5.484656@xxxxxxxxxxxxxxxxxxxxxx
> | > | you never took time to understand why there are so much law for
> | > electrical
> | > | wiring..
> | > |
> | > | all of this is to protect you,and everyone else of being zapped by a
> | > faulty
> | > | electric device....
> | > |
> | > |
> | > |
> | > | "Crash Gordon" <webmaster@xxxxxxxxxxxxxxxxxxxxx> a écrit dans le
> message
> | > de
> | > | news: 458b7296$0$25782$815e3792@xxxxxxxxxxxxxxxxx
> | > | >I saw I read, never see anything like that before....and I still
> think
> | > it's
> | > | > silly.
> | > | >
> | > | >
> | > | > "Petem" <petem001@xxxxxxxxx> wrote in message
> | > | > news:MEIih.30937$kY5.154884@xxxxxxxxxxxxxxxxxxxxxx
> | > | > |
> | > | >
> | >
> http://tnblnx3.tnb.com/emAlbum/albums/Boxes%20and%20Covers/boxes_11_eng.pdf
> | > | > |
> | > | > | go read
> | > | > |
> | > | > |
> | > | > | "Crash Gordon" <webmaster@xxxxxxxxxxxxxxxxxxxxx> a écrit dans le
> | > message
> | > | > de
> | > | > | news: 458b3ee0$0$3574$815e3792@xxxxxxxxxxxxxxxxx
> | > | > | > all that stuff is already grounded, to ground a plastic box is
> | > just
> | > | > plain
> | > | > | > silly.
> | > | > | >
> | > | > | >
> | > | > | > "Petem" <petem001@xxxxxxxxx> wrote in message
> | > | > | > news:Panih.124026$_n2.1042548@xxxxxxxxxxxxxxxxxxxxxx
> | > | > | > | Olson is right,even if you use plastic box,you need to put a
> | > ground
> | > | > in
> | > | > | > the
> | > | > | > | grounding lug...
> | > | > | > |
> | > | > | > | you must be asking why, a so crazy thing..
> | > | > | > |
> | > | > | > | its because,even if you use plastic box the ground wire need
> to
> | > | > connect
> | > | > | > to
> | > | > | > | every metallic part of an electric system,that is not
> carrying
> | > | > power,so
> | > | > | > the
> | > | > | > | metal on a switch,or an electric plug,or on a metal cover on
> the
> | > | > plastic
> | > | > | > | box, they all need to be grounded,its the damn code that say
> it
> | > | > must,so
> | > | > | > by
> | > | > | > | putting a ground lug,that connects to the hole where you
> screw
> | > your
> | > | > | > device
> | > | > | > | or plate on the plastic box you respect the code,the ground
> wire
> | > is
> | > | > | > there
> | > | > | > to
> | > | > | > | protect your life,not to just help copper wire company sell
> more
> | > | > | > wire....But
> | > | > | > | if its your life,just yours,not any other,I would be in
> favour
> | > of
> | > | > not
> | > | > | > | putting any ground wire to any electrical system that you
> could
> | > | > | > touch....
> | > | > | > |
> | > | > | > |
> | > | > | > | I you would have a minimum understanding of any electrical
> code
> | > you
> | > | > | > would
> | > | > | > | know that...
> | > | > | > |
> | > | > | > |
> | > | > | > |
> | > | > | > | "Robert L Bass" <robertbass1@xxxxxxxxxxx> a écrit dans le
> | > message
> | > de
> | > | > | > news:
> | > | > | > | 8fadnbR7LuvEdRTYnZ2dnUVZ_r-onZ2d@xxxxxxxxxxxxxx
> | > | > | > | >> Grounding a plastic back box?
> | > | > | > | >
> | > | > | > | > It's another olsonism, like levitating ladders and
> | > snap-rolling
> | > | > 737's.
> | > | > | > | > He's got a million of them (they're all lies, of course).
> | > | > | > | >
> | > | > | > | >> Let me see, how did that song go?
> | > | > | > | >
> | > | > | > | > O-l-s-o-n....
> | > | > | > | >
> | > | > | > |
> | > | > | > |
> | > | > | >
> | > | > | >
> | > | > |
> | > | > |
> | > | >
> | > | >
> | > |
> | > |
> | >
> | >
> |
> |
>
>
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