Installer Support

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I am doing an East/West Array.  Do I need two separate inverters or an inverter with at least two MPPs? How does production stack up between these options? Thank you. 
Support Question
1/10/2017
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Excitement is high but details remain scarce. Perspective solar customers and solar professionals eagerly awaited Elon Musk’s unveiling of Tesla’s Integrated Solar Roof in late October. Major media...
Support Question
11/14/2016
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I've checked out your past article on how to spec racking manually. Is this really the fastest way? 
Support Question
11/12/2016
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Hey Civic Team,  I am looking to complete my first flat roof install. What should I look for on the roof during my site visit? Thanks! 
Support Question
11/9/2016
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Each week, the CivicSolar team chooses a question asked by one of our installers and posts the answer for everyone's benefit.  This week, our Installer inquired about the new IronRidge UFO clamp...
Support Question
10/26/2016
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Is the Enphase M250 compatible with 72 cell solar panels?
Support Question
10/6/2016
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One of my local inspectors indicated that I will need to surround my most recent ground mount with a fence to meet NEC 2014 code. Is this so?
Support Question
9/12/2016
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For purposes of using nec table 310.15 - "pv" wire is not specifically listed - do you treat it as use-2, xhhw, or xhhw-2?
Support Question
8/24/2016
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I noticed the new SMA Sunny Boy -40 inverters are rated for a lower input current than the previous generation.  The -22 series was rated for 15 amps per MPP tracker but the new -40 is only rated for...
Support Question
7/19/2016
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An existing system has one string of nine ES-A-200 panels connected to an ABB PVI-5000-OUTD-US-A inverter. Since the inverter is capable of multiple independent strings, can an additional string be...
Support Question
7/13/2016
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We often receive questions from installers and contractors about how to generate more leads, and ultimately how to convert those leads into sales. In the article linked below from Greentech Media,...
Support Question
6/24/2016
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I have several clients who want to start with a 3 kw solar PV system and then increase to 5 kw.  My question is: Can I connect to a SolarEdge 5kW TL 240 / 208 VAC Transformerless Inverter w/ AFCI, DC...
Support Question
6/14/2016
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I am looking for panels for a residential install.  Can I use 1000V rated panels with a 600V residential string inverter?  I can't seem to find panels rated for 600V these days. 
Support Question
6/1/2016
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WHAT IS THE MAXIMUM CURRENT A CHARGE CONTROLLER CAN TAKE FROM BATTERIES SINCE THIS IS NOT USUALLY WRITTEN ON THE CHARGE CONTROLLERS? 
Support Question
5/31/2016
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I am planning to supplement the generator use at my small vacation home with a solar system and batteries. It tends to get hot in the summer, so we occasionally run an AC unit. By my estimates my...
Support Question
5/26/2016
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I am wondering about the minimum input voltage needed to turn on an inverter. For example the Sunny Boy 6000TL-US-22 has a minimum voltage input of 360v initial and 300v minimum. My understanding is...
Support Question
5/13/2016

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