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What Is Causing 3kW Load - Where is my electricity going ?

Posted: Sun Jul 06, 2025 8:25 am
by nrbenn
I had Fox EP11 Battery and Fox H1-3.0-E-G2 Hybrid Inverter installed yesterday.
Inverter is connected to a single string of 6 x 510W PV Panels.

Already installed at the property are 11 x 410W PV Panels connected to my supply by a Solis Inverter.

I have set up a Forced Charge on the Battery to take advantage of lower tarriff overnight.

I checked the Fox Cloud 2.0 app this morning at 5:45 am, it showed 94% charge, but that the battery was discharging at 3kW, and the house was drawing a 3 kW load.

With no applicance, heating, EV or hot water running at that time, I cannot understand the 3kW load value.
To double check this, I switched off everything at my distribution board, and the app was still showing 3kW load.

The battery is now down to 26% at 8:25 am.

Has the battery discharged to GRID ?
Have the CT clamps (x2) been placed correctly ?
How do I stop this discharge to GRID ?

Additional notes :

I have checked the Alarm History, and there are four CODE-240 Manger fail to detect the CT alarms, between 22:12 and 05:27.

Re: What Is Causing 3kW Load - Where is my electricity going ?

Posted: Sun Jul 06, 2025 8:33 am
by Dave Foster
Need to see more information to diagnose, it could be CT placement - on the app’s main page can you swipe left and post an image of the graph at the bottom of the page (load, grid, battery, solar) for the same time period

Re: What Is Causing 3kW Load - Where is my electricity going ?

Posted: Sun Jul 06, 2025 10:07 am
by Will
I would get your installer back, they've not setup your meter/ct correctly and clearly didn't test it before they left if the first time you charge it your system dumps it to grid.

Re: What Is Causing 3kW Load - Where is my electricity going ?

Posted: Sun Jul 06, 2025 7:37 pm
by nrbenn
The glitch just before 8am is where I removed one of the CT clamps to check the orientation. I wasn’t 100% sure , so placed it back how I found it.
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