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#1
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Electrical conductor that can carry a physical load?
Hi,
I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel |
#2
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Electrical conductor that can carry a physical load?
"SamTakoy" wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable |
#3
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Electrical conductor that can carry a physical load?
On May 14, 6:46*pm, "RBM" wrote:
"SamTakoy" wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? |
#4
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Electrical conductor that can carry a physical load?
"SamTakoy" wrote in message ... On May 14, 6:46 pm, "RBM" wrote: "SamTakoy" wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe |
#5
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Electrical conductor that can carry a physical load?
On May 14, 6:35*pm, SamTakoy wrote:
Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel I was in a restaraunt the other day where the lights hung from the ceiling by their power cord, Lamp shades were in the form of some pretty hefty looking copper pots. Think it was just zip cord. Jimmie |
#6
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Electrical conductor that can carry a physical load?
RBM wrote: wrote in message ... On May 14, 6:46 pm, wrote: wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe Hi, Chandelier can weigh quite a bit. Guess it can be done with some sort of decorative chain? |
#7
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Electrical conductor that can carry a physical load?
On May 14, 6:54*pm, "RBM" wrote:
"SamTakoy" wrote in message ... On May 14, 6:46 pm, "RBM" wrote: "SamTakoy" wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe- Hide quoted text - - Show quoted text - If you have 3 steel cables, why does the power cable need to support anything? Just keep the 3 tight and the power just barely snug. I recently installed some European contemporary lights that weighed a couple of pounds. They used a stainless steel braided conduit, more like a braided 1/4" hose if you will. That supported the lights, the conductors went inside. Don't know where you'd find it but something like stainless hydraulic hose would be similar. |
#8
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Electrical conductor that can carry a physical load?
wrote in message ... On May 14, 6:54 pm, "RBM" wrote: "SamTakoy" wrote in message ... On May 14, 6:46 pm, "RBM" wrote: "SamTakoy" wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe- Hide quoted text - - Show quoted text - If you have 3 steel cables, why does the power cable need to support anything? Just keep the 3 tight and the power just barely snug. I recently installed some European contemporary lights that weighed a couple of pounds. They used a stainless steel braided conduit, more like a braided 1/4" hose if you will. That supported the lights, the conductors went inside. Don't know where you'd find it but something like stainless hydraulic hose would be similar. How do you adjust the height? |
#9
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Electrical conductor that can carry a physical load?
On 5/14/2011 7:01 PM, Tony Hwang wrote:
RBM wrote: wrote in message ... On May 14, 6:46 pm, wrote: wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe Hi, Chandelier can weigh quite a bit. Guess it can be done with some sort of decorative chain? They sell power cable with a strain relief string built into it. Of course it is aimed at industrial use, so it is usually thick and black. IIRC, it also uses special crimped-on clip doohickeys on the ends. You have to fold the strain relief strands over, and put them under the clip. Very similar to the cords they used to use on large power tools and floor-cleaning equipment. A real lighting shop (not the big-box) can probably fix you right up. -- aem sends... |
#10
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Electrical conductor that can carry a physical load?
On May 14, 7:29*pm, "RBM" wrote:
wrote in message ... On May 14, 6:54 pm, "RBM" wrote: "SamTakoy" wrote in message ... On May 14, 6:46 pm, "RBM" wrote: "SamTakoy" wrote in message .... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe- Hide quoted text - - Show quoted text - If you have 3 steel cables, why does the power cable need to support anything? *Just keep the 3 tight and the power just barely snug. I recently installed some European contemporary *lights that weighed a couple of pounds. *They used a stainless steel braided conduit, more like a braided 1/4" hose if you will. *That supported the lights, the conductors went inside. *Don't know where you'd find it but something like stainless hydraulic hose would be similar. How do you adjust the height?- Hide quoted text - - Show quoted text - You cut the braided conduit to the correct length at the ceiling end. I left about 6" extra coiled up inside the escutcheon on the ceiling. |
#11
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Electrical conductor that can carry a physical load?
On 5/14/2011 5:46 PM, RBM wrote:
wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable He could use ASCR cable and hang 500lbs if he uses the right size. ^_^ TDD |
#12
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Electrical conductor that can carry a physical load?
On 5/14/2011 6:59 PM, aemeijers wrote:
On 5/14/2011 7:01 PM, Tony Hwang wrote: RBM wrote: wrote in message ... On May 14, 6:46 pm, wrote: wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe Hi, Chandelier can weigh quite a bit. Guess it can be done with some sort of decorative chain? They sell power cable with a strain relief string built into it. Of course it is aimed at industrial use, so it is usually thick and black. IIRC, it also uses special crimped-on clip doohickeys on the ends. You have to fold the strain relief strands over, and put them under the clip. Very similar to the cords they used to use on large power tools and floor-cleaning equipment. A real lighting shop (not the big-box) can probably fix you right up. -- aem sends... Have you ever seen steel reinforced rubber covered mining cable like that used in underground mines to power excavating machines? :-) TDD |
#13
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Electrical conductor that can carry a physical load?
Needs a hot, a neutral, and a ground. Hot and neutral are
insullated. -- Christopher A. Young Learn more about Jesus www.lds.org .. "SamTakoy" wrote in message ... Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? |
#14
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Electrical conductor that can carry a physical load?
RBM wrote: "SamTakoy" wrote in message ... On May 14, 6:46 pm, "RBM" wrote: "SamTakoy" wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe Use low voltage lighting and use two of your stainless steel cables as the power carriers. |
#15
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Electrical conductor that can carry a physical load?
On 5/14/2011 5:49 PM, SamTakoy wrote:
.... Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? The tensile strength of the wire wouldn't be the problem; the problem is ensuring that relieve any possible transfer of tension at all from to the connections. One could use a small diameter rod instead of the cable and feed a very small physical wire down each (assuming this isn't going to be a lighthouse, 16 ga would likely be adequate). NEC doesn't address fixtures so it isn't the normal Code that's the go-to here, but I'm sure UL would have a conniption fit over the idea... -- |
#16
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Electrical conductor that can carry a physical load?
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#17
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Electrical conductor that can carry a physical load?
On Sun, 15 May 2011 08:41:14 -0500, "Pete C."
wrote: RBM wrote: "SamTakoy" wrote in message ... On May 14, 6:46 pm, "RBM" wrote: "SamTakoy" wrote in message ... Hi, I'm thinking about building a ceiling light out of wood. It will weigh about 10lb. Just wondering - is there any way the conductor could also carry the mass? Thanks! Pavel That's pretty heavy for a cable to carry, why not use a steel cable clipped to an electrical cable Aesthetics. I imagine four supports: three steel cables and one conductor. So I guess 2.5lb on the conductor... Still a no go? They do make fixtures that dangle off of a three conductor plastic cord, typically only a couple of pounds. If you have multiple cables, they're a pia to adjust. What about chain or 1/8" threaded pipe Use low voltage lighting and use two of your stainless steel cables as the power carriers. Use bicycle brake or shift cables, without the housing. They are pretty, and I'm pretty sure they conduct electricity well. |
#18
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Electrical conductor that can carry a physical load?
In article ,
mm wrote: Use bicycle brake or shift cables, without the housing. They are pretty, and I'm pretty sure they conduct electricity well. Generically, that stuff is called "wire rope." |
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