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diy solar

Morningstar Tristar-45, anyone used a inverter with one?

DouglasPaul

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May 13, 2022
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Gold Bar WA
The manual states to not use a inverter, I am wondering if anyone here figured out a way around this. There are people here with far greater knowledge than I, who knows basically nothing still.
 
The manual states to not use a inverter, I am wondering if anyone here figured out a way around this. There are people here with far greater knowledge than I, who knows basically nothing still.
Please post a link to the manual.
 
Well, I'm really hoping it's not writ in stone. If I can add an inverter I don't think I'll have to buy anything else. Which will suit me very well at the moment.
Do you know what I mean by load terminals?
 
I'm guessing you mean the two coming from the batteries? But no, not really.
I think this solar charge controller has 3 sets of terminals.

1. battery terminals.
These connect to the core busbars of the system.

2. pv terminals.
This is what the pv panels connect to.

3. load terminals
In the old days when cars where started by a crank, solar charge controllers had dedicated load terminals for running low draw stuff directly off the solar charge controller.
 
Here is a picture of the controller.
 
Here is a picture of the controller.
Hmm I don't see anything that screams load ports.
@justgary
 
I think they mean not to connect an inverter to the load terminals.
"5.5.1 Inverters
Inverters should never be connected to the TriStar.
I have the MPPT and do not recall there being load terminals. Perhaps there are some on the PWM version, which are only to be used for very light loads. Not sure why one would put this burden on a nice SCC, batteries are made for loads.

Regardless, you can absolutely attach an inverter to a battery or bus bar being charged by a Morningstar SCC.
 
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