[MBZ] Breaker interlock (was Re: 240V)

2012-11-08 Thread John Reames
It looks like Eaton makes a slap-on interlock assembly that mounts on a 2,3 or 4 pole CH series breaker; it is designed to prevent both the breaker it is affixed to and the breaker immediately to the right of it (calling the bus up and the lugs down) from being on simultaneously. The part

Re: [MBZ] Breaker interlock (was Re: 240V)

2012-11-08 Thread Dan Penoff
While breaker interlocks have been around for some time, I'm just not comfortable using one. Maybe it's because of my time in the business, or the experience from seeing what can happen when a system gets backfed, but I just don't like them. Give me a true transfer switch, auto or manual, and

Re: [MBZ] Breaker interlock (was Re: 240V)

2012-11-08 Thread Alex Chamberlain
On Nov 8, 2012 6:54 AM, Dan Penoff d...@penoff.com wrote: While breaker interlocks have been around for some time, I'm just not comfortable using one. Can you expand on this, Dan? When I bought my whole-house backup generator, local electrician hooked it up via a breaker interlock in the

Re: [MBZ] Breaker interlock (was Re: 240V)

2012-11-08 Thread Dan Penoff
Let me say that there is nothing wrong with breaker interlocks, nor are they an issue with the NEC. I just don't like them, that's all. It's a matter of personal preference. Dan Sent from my iPad On Nov 8, 2012, at 12:56 PM, Alex Chamberlain apchamberl...@gmail.com wrote: On Nov 8, 2012

Re: [MBZ] Breaker interlock (was Re: 240V)

2012-11-08 Thread John Reames
Speaking further of ATS's I presume a half an hour under load every couple of weeks does them good? Also, how long should you set the transfer switch to delay on emergency availability (immediate?) -- John W Reames jream...@verizon.net Home: +14106646986 Mobile: +14437915905 On Nov 8, 2012,