combining bx and romex grrrrrrounding omex to metal box That's the correct way to ground BX. Use the proper connector to a metal box, strip the sheath with a rotary cutter, insert an anti-short bushing, wrap the remaining bonding strip back around the sheath and tighten the connector (but not too tight to pinch the wires).
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0 · mixing Romex and BX wiring
1 · grounding romex to metal box
2 · electrical
3 · Romex into surface mounted outdoor box.
4 · BX and Romex
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That's the correct way to ground BX. Use the proper connector to a metal box, strip the sheath with a rotary cutter, insert an anti-short bushing, wrap the remaining bonding strip . Question is, can I legally create a continuous ground by grounding the romex ground wire to the j-box? Yes. you can. Bar I built. Strictly speaking it isn't to code, but I . The problem is that you should use a connector in the box. A button connector won't work since the 1/2" KO in the box is threaded. A typical metal . The entire basement of this 1960s house is armored BX cable. I don't mind replacing it with more BX because it is indeed correctly grounded. But is there any reason NOT to switch to Romex for this last length of cable to the .
We want to replace the 2-wire conductor with a new 3 wire Romex all the way to the electrical panel. My question is: What should I do with the BX (about 5 feet of wire) wiring? How to ground the furnace with the third wire? Any help will greatly appreciated. Thanks Moe
That's the correct way to ground BX. Use the proper connector to a metal box, strip the sheath with a rotary cutter, insert an anti-short bushing, wrap the remaining bonding strip back around the sheath and tighten the connector (but not too tight to pinch the wires). Question is, can I legally create a continuous ground by grounding the romex ground wire to the j-box? Yes. you can. Bar I built. Strictly speaking it isn't to code, but I wouldn't lose any sleep over one outlet next to the panel being on .
BX would not be require to be run in metal conduit as long as it followed the building surface, the Romex would. You should be able to attach the conduit to the wall using the proper fasteners and anchors (if needed). If it is concrete you will need to use a hammer drill. The problem is that you should use a connector in the box. A button connector won't work since the 1/2" KO in the box is threaded. A typical metal 2-screw romex squeeze connector works, but it requires a 1-1/2" hole in the brick to accommodate it's size.
mixing Romex and BX wiring
If the armored cable is BX without a copper ground, use a metal junction box and attach the Romex grounds to the metal box preferably with a ground screw and pigtail (stinger). BX cable, more properly known as Type AC, does not have a copper ground. It . If I am staying in the same wall cavity where the wire from the old box to the new box won't come in contact with a metal stud, can I simply use regular Romex (as long as I ground the box and outlet properly in the new box) or do I need to use BX for that short run? The entire basement of this 1960s house is armored BX cable. I don't mind replacing it with more BX because it is indeed correctly grounded. But is there any reason NOT to switch to Romex for this last length of cable to the box pictured?
To correctly ground the BX cable or Romex you'd want to replace the non metal box with a metal one. The BX cable can be grounded to the metal box with a connector similar to the one shown below.
In AC cable (BX), it is a combination of the metal strip and armor that makes it acceptable for use as a ground. This does have the metal strip. but it doesnt seem to have enough substance to connect it to the copper ground of the romex?!?
We want to replace the 2-wire conductor with a new 3 wire Romex all the way to the electrical panel. My question is: What should I do with the BX (about 5 feet of wire) wiring? How to ground the furnace with the third wire? Any help will greatly appreciated. Thanks Moe That's the correct way to ground BX. Use the proper connector to a metal box, strip the sheath with a rotary cutter, insert an anti-short bushing, wrap the remaining bonding strip back around the sheath and tighten the connector (but not too tight to pinch the wires). Question is, can I legally create a continuous ground by grounding the romex ground wire to the j-box? Yes. you can. Bar I built. Strictly speaking it isn't to code, but I wouldn't lose any sleep over one outlet next to the panel being on . BX would not be require to be run in metal conduit as long as it followed the building surface, the Romex would. You should be able to attach the conduit to the wall using the proper fasteners and anchors (if needed). If it is concrete you will need to use a hammer drill.
The problem is that you should use a connector in the box. A button connector won't work since the 1/2" KO in the box is threaded. A typical metal 2-screw romex squeeze connector works, but it requires a 1-1/2" hole in the brick to accommodate it's size. If the armored cable is BX without a copper ground, use a metal junction box and attach the Romex grounds to the metal box preferably with a ground screw and pigtail (stinger). BX cable, more properly known as Type AC, does not have a copper ground. It . If I am staying in the same wall cavity where the wire from the old box to the new box won't come in contact with a metal stud, can I simply use regular Romex (as long as I ground the box and outlet properly in the new box) or do I need to use BX for that short run? The entire basement of this 1960s house is armored BX cable. I don't mind replacing it with more BX because it is indeed correctly grounded. But is there any reason NOT to switch to Romex for this last length of cable to the box pictured?
To correctly ground the BX cable or Romex you'd want to replace the non metal box with a metal one. The BX cable can be grounded to the metal box with a connector similar to the one shown below.
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combining bx and romex grrrrrrounding omex to metal box|mixing Romex and BX wiring