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1. [Amps] NEC-think. (score: 1): Author: R.Measures <r@somis.org>; Date: Thu, 5 Jan 2006 04:24:22 -0800; A few days ago I ran into a Ham on 40m who is a licensed electrician here in California. so I took the opportunity to ask him why 240v appliances like ovens, dryers and water heaters need a ground wi; /archives//html/Amps/2006-01/msg00181.html (6,338 bytes)
2. Re: [Amps] NEC-think. (score: 1): Author: Gudguyham@aol.com; Date: Thu, 5 Jan 2006 10:56:01 EST; few days ago I ran into a Ham on 40m who is a licensed electrician here in California. so I took the opportunity to ask him why 240v appliances like ovens, dryers and water heaters need a ground wire; /archives//html/Amps/2006-01/msg00186.html (6,726 bytes)
3. Re: [Amps] NEC-think. (score: 1): Author: "Gary Smith" <wa6fgi@sbcglobal.net>; Date: Thu, 5 Jan 2006 13:21:02 -0800; Best answer I've heaerd so far on this subject. 73, Gary...wa6fgi _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/am; /archives//html/Amps/2006-01/msg00189.html (8,151 bytes)
4. Re: [Amps] NEC-think. (score: 1): Author: R.Measures <r@somis.org>; Date: Thu, 5 Jan 2006 13:35:06 -0800; Without a ground/bond wire wouldn't connecting the Neutral wire to the metal enclosure hold the enclosure to a safe potential until the breaker trips? Richard L. Measures, AG6K, 805.386.3734. www.som; /archives//html/Amps/2006-01/msg00190.html (7,574 bytes)
5. Re: [Amps] NEC-think. (score: 1): Author: John Popelish <jpopelish@rica.net>; Date: Thu, 05 Jan 2006 17:08:54 -0500; The neutral carries load current, so it may have some voltage drop at the appliance end, compared to the end at the power panel. And if it ever goes high resistance, then the moment any load is conne; /archives//html/Amps/2006-01/msg00191.html (7,529 bytes)
6. Re: [Amps] NEC-think. (score: 1): Author: Gudguyham@aol.com; Date: Thu, 5 Jan 2006 20:46:13 EST; Without a ground/bond wire wouldn't connecting the Neutral wire to the If the Neutral was connected to the metal case it would not be a neutral, it would be a bond regardless of the color of the wire; /archives//html/Amps/2006-01/msg00197.html (7,150 bytes)
7. Re: [Amps] NEC-think. (score: 1): Author: R.Measures <r@somis.org>; Date: Thu, 5 Jan 2006 21:03:14 -0800; Even if it connects to the Neutral in the breaker box? Richard L. Measures, AG6K, 805.386.3734. www.somis.org _______________________________________________ Amps mailing list Amps@contesting.com htt; /archives//html/Amps/2006-01/msg00199.html (8,142 bytes)
8. Re: [Amps] NEC-think. (score: 1): Author: R.Measures <r@somis.org>; Date: Thu, 5 Jan 2006 21:15:09 -0800; In a 240v appliance, why would it? For a shock hazard to exist, the person would also need to be grounded. The Neutral wire on the 240v outlet in my radio room is simultaneously connect one Line wire; /archives//html/Amps/2006-01/msg00200.html (8,799 bytes)
9. Re: [Amps] NEC-think. (score: 1): Author: "Alex Eban" <alexeban@bezeqint.net>; Date: Fri, 6 Jan 2006 08:09:00 +0200; ...yes even then! What happens is that the trip switch has both the neutral wire AND the live one passing through. What keeps it from tripping is the fact that both the neutral and the live wires cur; /archives//html/Amps/2006-01/msg00201.html (8,622 bytes)
10. Re: [Amps] NEC-think. (score: 1): Author: "m.ford" <k1ern@direcway.com>; Date: Fri, 06 Jan 2006 00:38:00 -0500; In a 240v appliance, why would it? For a shock hazard to exist, the person would also need to be grounded. The Neutral wire on the 240v outlet in my radio room is simultaneously connect one Line wire; /archives//html/Amps/2006-01/msg00203.html (9,559 bytes)
11. Re: [Amps] NEC-think. (score: 1): Author: R.Measures <r@somis.org>; Date: Thu, 5 Jan 2006 23:27:30 -0800; The Neutral does not have a trip-switch / circuit-breaker, it is hard-wired -- unless a helicopter crashes into the breaker-box. , Richard L. Measures, AG6K, 805.386.3734. www.somis.org _____________; /archives//html/Amps/2006-01/msg00205.html (9,330 bytes)
12. Re: [Amps] NEC-think. (score: 1): Author: R.Measures <r@somis.org>; Date: Thu, 5 Jan 2006 23:34:44 -0800; Rodents like the taste of white wiring but hate the taste of green wiring? A rodent that can chew through 6-gauge will probably require the use of my 12-gauge. We have underground wiring, but how abo; /archives//html/Amps/2006-01/msg00206.html (10,349 bytes)
13. Re: [Amps] NEC-think. (score: 1): Author: John Popelish <jpopelish@rica.net>; Date: Fri, 06 Jan 2006 11:58:22 -0500; All neutrals and equipment grounding conductors are connected together at the power panel. That is the only place they can be assumed to have the same potential. _____________________________________; /archives//html/Amps/2006-01/msg00214.html (8,160 bytes)
14. Re: [Amps] NEC-think. (score: 1): Author: John Popelish <jpopelish@rica.net>; Date: Fri, 06 Jan 2006 12:10:23 -0500; If there is actually no load of any kind connected to the neutral and that line is dedicated to that appliance (not shared with any other loads) then it is effectively an equipment grounding conducto; /archives//html/Amps/2006-01/msg00216.html (10,951 bytes)
15. Re: [Amps] NEC-think. (score: 1): Author: Joe <joe@jtme.com>; Date: Fri, 06 Jan 2006 12:22:22 -0500; In a simple 240V circuit (like you would wire for an amplifier), a neutral is not needed but a ground is. Current flows from one hot to another so you would have 2 hots and a ground but no neutral. I; /archives//html/Amps/2006-01/msg00219.html (9,708 bytes)
16. Re: [Amps] NEC-think. (score: 1): Author: PA3DUV <pa3duv@planet.nl>; Date: Fri, 06 Jan 2006 18:38:47 +0100; Joe, The same applies for my 3 phase HT power supply were the 3 phase transformer is switched in delta configuration. No neutral needed, the 3 coils are connected to the 3 phases and the ground lead; /archives//html/Amps/2006-01/msg00220.html (10,847 bytes)
17. Re: [Amps] NEC-think. (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Fri, 06 Jan 2006 12:29:36 -0600; NO, NO, NO, NO! A neutral is NEVER permitted to be an equipment grounding conductor. The neutral is required to be bonded at ONE, AND ONLY ONE, POINT to the equipment ground (the service entrance in; /archives//html/Amps/2006-01/msg00222.html (9,446 bytes)
18. Re: [Amps] NEC-think. (score: 1): Author: R.Measures <r@somis.org>; Date: Fri, 6 Jan 2006 11:08:56 -0800; What if the cause of loosening the connection screw on the Neutral wire also loosened a screw on the Ground? Provided one was standing in water, yes, for about one second. True, usually about two AW; /archives//html/Amps/2006-01/msg00223.html (12,326 bytes)
19. Re: [Amps] NEC-think. (score: 1): Author: John Popelish <jpopelish@rica.net>; Date: Fri, 06 Jan 2006 18:39:27 -0500; I didn't say it is permitted. I said it is effectively a grounding conductor, because it carries no load current. For it to be permitted, it would have to be tied directly to the ground bus, not the; /archives//html/Amps/2006-01/msg00228.html (10,568 bytes)
20. Re: [Amps] NEC-think. (score: 1): Author: John Popelish <jpopelish@rica.net>; Date: Fri, 06 Jan 2006 18:44:13 -0500; (snip) (snip) The most common cause (I think) of lose connections is thermal cycles caused by load cycles. I see these often enough in industrial settings to be on the look out for them. Sometimes wi; /archives//html/Amps/2006-01/msg00229.html (9,148 bytes)

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