- 1. Re: [Amps] 240V Outlet (score: 1)
- Author: Martin A Flynn <maflynn@att.net>
- Date: Sun, 09 Aug 2009 13:05:59 -0400
- David, We are adding circuits for power amplifiers at one of the local EOC: Our electrician recommended that we pull both phases, neutral and ground to each location, regardless if the device needed
- /archives//html/Amps/2009-08/msg00151.html (8,176 bytes)
- 2. Re: [Amps] 240V Outlet (score: 1)
- Author: Martin A Flynn <maflynn@att.net>
- Date: Sun, 09 Aug 2009 14:50:54 -0400
- Glen, That's a valid point. Safety first. What thwarts this is that for most installs, the receptacle is behind the desk or the amp, and not accessible in an emergency. In my case, I picked up a 100A
- /archives//html/Amps/2009-08/msg00164.html (8,791 bytes)
- 3. Re: [Amps] 240V Outlet (score: 1)
- Author: Martin A Flynn <maflynn@att.net>
- Date: Sun, 09 Aug 2009 16:28:59 -0400
- Paul Christensen wrote:ice. Paul, The breaker and device are the same rating. My comment was to state that his recommendation was to make the conductors and ground one wire gauge larger then NFPA 70
- /archives//html/Amps/2009-08/msg00167.html (8,790 bytes)
- 4. Re: [Amps] 240V Outlet (score: 1)
- Author: Martin A Flynn <maflynn@att.net>
- Date: Sun, 09 Aug 2009 21:00:01 -0400
- The FPN notes in NFPA 70 (which is not part of the actual document) suggests no more then a 5% total drop between feeder and branch circuits. Here's the quote: (fair use excerpt) In the original case
- /archives//html/Amps/2009-08/msg00187.html (11,017 bytes)
- 5. Re: [Amps] TL922 Power Plugs (score: 1)
- Author: maflynn@att.net
- Date: Tue, 03 Nov 2009 16:38:24 +0000
- Not allowed by code: NFPA 70: 408.20 Grounding of Panelboards. Panelboard cabinets and panelboard frames, if of metal, shall be in physical contact with each other and shall be grounded. Where the pa
- /archives//html/Amps/2009-11/msg00018.html (12,130 bytes)
- 6. Re: [Amps] TL922 Power Plugs (score: 1)
- Author: maflynn@att.net
- Date: Tue, 03 Nov 2009 18:03:44 +0000
- _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps
- /archives//html/Amps/2009-11/msg00026.html (8,334 bytes)
- 7. Re: [Amps] Isolation Transformer (score: 1)
- Author: maflynn@att.net
- Date: Mon, 14 Dec 2009 16:08:57 +0000
- Glen is dead on! See the following for the details. NFPA 70 National Electric Code (NEC) Articles 250 (Grounding) and 800 (Communications Circuits), ANSI/TIA/EIA-607, "Commercial Building Grounding a
- /archives//html/Amps/2009-12/msg00320.html (10,257 bytes)
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