Installer Forum

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Do you have a barrel crimp or insulated connector rated 1000V DC to transition from #4 PV wire to #6?     I am running #4 wire to minimize Voltage drop and the inverter lugs are rated for max #6.  ...
Support Question
6/7/2018
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Hi, We are trying to design a solar power plant using a single axis tracker. Is there a different computation for Solar Inverter String Design Calculations for the single axis solar tracker. Also, if...
Support Question
5/28/2018
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The rated pv power on a mppt controler, is based on the voltage of the solar panel, or on the voltage of the battery?.  ​​​​​​The parameter of the mppt controler say. . Rated pv  12v system  260w on...
Support Question
5/3/2018
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I am installing cs6k 270P panels on iron ridge racking. The racking is Perpendicular to gutter board and panels are parallel with gutter board or landscape mode.. What are the measurments from end of...
Support Question
5/1/2018
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Dear Sir,     I want to design 15 Kw solar power plant ,how many string in solar panel module ,is it there any formula for making the solar panel string?     We are waiting your valuable response...
Support Question
3/30/2018
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ok here goes.  I have one 260 watt panel but with the pwm I am getting max of 115 wats and 8 amps.  Can I connect a second pwm charge controller to the same panel and the same battery bank to...
Support Question
10/22/2017
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Hi; My name is Nelson Santiago. I will like to know base on your expertise if what I have in mind is worth it and what materials I need to make it happen. As you may know in Puerto Rico we are having...
Support Question
10/16/2017
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I have JKM310P panels,  I need an extension cable to connet them to my inverter,  what is the type of connectors I need on the extension cable  
Support Question
10/4/2017
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The link to the data sheet on this page is dead - https://www.civicsolar.com/product/lg-chem-98kwh-63ah-400v-lithium-ion-b... Can you fix and provide?
Support Question
8/22/2017
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I've been poring over manufacturing datasheets and reliability documents for hours and feel like I'm getting nowhere. What are the main criteria I should be looking for to ensure my modules will last...
Support Question
8/1/2017
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I am modeling a hybrid AC-coupled PV-diesel system using the SMA Sunny Design Web and saw that one of the parameters used in the portal to check the system compatibility is the ratio between the...
Support Question
8/1/2017
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If I'm using a Schneider Combox do I also need to install a Systems Control Box? 
Support Question
6/30/2017
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I am thinking of purchasing the Schneider Conext SW 4kW 120/240VAC 48VDC Inverter/Charger RNW8654048.   If I get the ComBox to access the System Control Program do I still need the Conext System...
Support Question
5/28/2017
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I am a member of the UC San Diego Solar Car Team. We're looking for a lightweight form of protection for our solar cell array, preferably some type of epoxy (no glass - it weighs too much). What...
Support Question
5/26/2017
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i am starting to build a 7500 watts system will be splitting into two 3750 watts each for each inverter  got permitts i got almost everything racking accessories panels dc ac disconnect wires...
Support Question
5/16/2017
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I’m working to design an off-grid DC coupled system. I see online that you sell two Schneider MPPT charge controllers. What is the main difference between the two? This is a larger system with...
Support Question
5/10/2017

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