Re: [RE-wrenches] 2014 NEC AFCI

2014-05-28 Thread jay peltz
Hi Kirk I thought about that, but you'll still need it on for the 5 minute clock. If Nick is right and no voltage is acceptable on output side, then I don't see how even with relays etc to get it to work? Jay Peltz power On May 28, 2014, at 7:32 AM, Kirk Herander k...@vtsolar.com

[RE-wrenches] China trade war

2014-05-28 Thread jay peltz
Can anyone point me to a web site or provide info on the latest round of tariffs with china? How bad is it going to be? I missed the AEE webinar Thanks in advance Jay Peltz power ___ List sponsored by Home Power magazine List Address:

Re: [RE-wrenches] 2014 NEC AFCI

2014-05-28 Thread Kirk Herander
Hi, Why would the relay need to be on a timer? Kirk Herander VT Solar, LLC Un-Common PV since 1991 www.vermontsolarnow.com dba Vermont Solar Engineering NABCEPTM Inaugural Certificant VT RE Incentive Program Partner 802.863.1202 From: RE-wrenches

Re: [RE-wrenches] 2014 NEC AFCI

2014-05-28 Thread Kirk Herander
I get it about the delay. If you reset and close the tripped AFCI (or the grid comes back up after a power failure), you’ll have to wait 5 mins. before the inverters start to push power to the grid. But the AFCI is not being backfed during this wait. The same would occur overnight until the

Re: [RE-wrenches] 2014 NEC AFCI

2014-05-28 Thread Kirk Herander
To totally protect the AFCI, you'd somehow have to switch the arc-fault breaker in circuit after the inverters turn on. You could do it using two breakers in the inverter panel, one AFCI, one not, each with a power relay between grid panel and load side of the respective breaker. The AFCI relay

[RE-wrenches] AC Coupled + CC Grid Feed Input

2014-05-28 Thread Drake
Hello Wrenches, We put a system in a year ago with an Outback GVFX 3524 with 2205 W of PV and a Midnite Solar Classic CC. The system owner would now like to expand the system by another 6 modules. Our tentative plan is to AC couple 6 Enphase M-215s powered by 6 REC 255 W modules to the