Old Bx Wiring Clad


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Old Bx Wiring Clad - armored cable electrical wiring bx greenfield metallic sheathed electrical wire the photo above illustrates two generations of metallic sheathed armored cable or bx electrical wire the larger diameter wider wrapped armored cable is probably greenfield flexible steel armored cable a wiring type patented in 1898 going under alternative names such as metallic sheathed cable type ac mc greenfield or armored cable bx cable is a collection of plastic coated insulated wires 160 typically 14 or 12 gauge bundled together and protected by a ribbon like metal sheathing bx is contrasted with a newer cable nm which stands for non metallic old bx wiring by julia sejdametow on september 24 2019 in wiring diagram 210 views p div class b factrow b twofr div class b vlist2col ul li div class b sritem b srtxtstarcolor 4 5 5 span class csrc sc rc1 role img aria label star rating 4 5 out of 5 data tag item customratingitem.
span class sw st span span class sw st span span class sw st span span class sw st span span class sw sth span span div class b sritemp 108 div div li ul ul ul div div div li span class news dt dec 12 2008 span nbsp 0183 32 should i replace old bx wiring is it unsafe neun93 we recently purchased a house built in 1927 the main panel was updated to 200 75 of the basement was finished and the master bedroom main bath were re done each of them getting new wiring with romex p div div div class b fcv2 table tbody tr data exp h data exp noani 1 td style width 501px a href https thisoldhouse discussions topic splicing bxac to romex h id serp 5198 1 splicing bx ac to romex this old house a td td style apr 12 2015 td tr tr data exp h data exp noani 1 td style a href https thisoldhouse discussions topic should i replace all bx cable h id serp 5214 1 should i replace all bx cable this.
old house a td td style apr 27 2014 td tr tr data exp h data exp noani 1 td style a href https thisoldhouse discussions topic grounding and bx cables h id serp 5232 1 grounding and bx cables this old house a td td style feb 17 2008 td tr tr data exp h data exp noani 1 td style a href https thisoldhouse discussions topic bx wiring questions h id serp 5245 1 bx wiring questions this old house a td td style td tr tbody table div class wpcbc div class req link a href search q old bx wiring clad site 3a thisoldhouse h id serp 5429 1 see more results a div div div div li span class news dt nov 17 2009 span nbsp 0183 32 im just curious as to whether 1920s ac bx cable is still considered to be acceptable as a grounding path when people upgrade to 3 prong receptacles from what i know newer ac has a bonding strip installed while the old ac bx did not bx became the registered trade name of ac cable.
distributed by general electric who had acquired sprague electric so bx is defined as ac cable armored clad and mc is defined as metal clad cable these two cable assemblies are very similar in construction see note on fmc below what is metal clad cable metal clad cable es in several varieties but the type you ll find at most home centers is three insulated wires two circuit conductors and a green equipment grounding conductor protected by a flexible armor usually made from aluminum mc cable is identified by the gauge of the wire not the diameter of the armor the flexible armored wire you are seeing is often referred to as ac or bx cable bx was a brand name like romex is for nm bx was used extensively prior to 1960ish and is still used today there are no current code requirements that require this kind of cable in residential construction and it has almost all but been replaced with.

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