Hello, this morning the SOC value of my 2x Victron lithium batteries 25,6V/200Ah dropped from 78,5% to almost 0% out of the blue. See the following graphs;
Thanks in advantage for answering.
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Hello, this morning the SOC value of my 2x Victron lithium batteries 25,6V/200Ah dropped from 78,5% to almost 0% out of the blue. See the following graphs;
Thanks in advantage for answering.
More information please.
The dip looks like it happened when there was a sudden demand, so fails when power assist happened. So they possibly switched off then on again.
Check the cell balance.
The DC voltage was also very low see graph;
Every night the DC voltage did get lower for the past 7 days..
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ESS design and installation manual
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