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outage blips Flexboss21 + gridboss21

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(@cowsaround)
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Joined: 2 months ago

Update:

I performed a full system shutdown and restart, grounded my PV array separately and removed some panels from two of my strings to drop my voltages. Each of these changes has seemed to help. I am no longer getting power outages that last 1-2 seconds and switching power to grid. 

I am now getting outages that last less than 1 second, even in the middle of the night with a steady low load. Working with the techs to determine the issue as it is not apparent in the data logs. I do see some small irregularities with battery voltage...

Finally about being able to reach support, I was calling a different/incorrect phone number trying to reach support which was never getting me through, it had a slightly different phone tree. 903-441-2090 is the correct number for me. 

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(@bporter)
Joined: 2 months ago

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Posts: 11

@cowsaround 

After speaking with EG4 Tech support (903-609-1988 option 2) I decided to use the solution that Krzysiek_KTA used. The Tech I had on the phone offered to make the switch for me. He switched the Battery type from Lithium to Lead Acid.

So far, since Monday morning, no more 1 second power outages. (knock on wood)

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(@rich0)
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Joined: 2 months ago

Posted by: @bporter

Since 7/29 I've had three "Blackouts" and none of them required any WiFi resets or clock resets.

While this is better it's still not ideal.

What symptoms do you see when you have a "blackout?"  Ie, if this device plugged into your outlet wasn't telling you that you had a "blackout" would you even know it happened?

The reason I ask is that all inverters have a transfer time.  On the EG4 inverters I've looked at this is configurable, but usually is at least 10ms (and it might default to longer).

Any sensitive enough measuring device is going to be able to detect the interruption in power when an inverter switches into off-grid operation.  It simply isn't realistic to expect an inverter to produce power that is so continuous that any interruption is undetectable.

I've been following some of the recent firmware issues with great interest, but at best the EG4 inverters are going to deliver power within their specifications, which is a configurable transfer time of no less than 10ms.  If the interruption in power doesn't exceed whatever yours is set to, then it is performing as advertised.  It might still register on a measurement device, but it shouldn't cause interruption to any normal consumer product.

Now, if you're seeing lights flicker or devices reset, then that is a problem that shouldn't be happening (though with the current released firmware it is an issue).

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