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philip-nedergaard asked

Multi compact AC IN problem 12/2000/80

Hi All.


I have a boat that cannot charge from shorepower.

It will go on trying to sync, but when I hear the relay it will switch off. Only the amp in (set to 7A) will continue.


I will list the things that have been checked. And screenshot for software

screenshots.pdf

AC IN 235V 50HZ

DC out 13,1V (Lithium)

Inverter is working

Have tried to swap batteries to an AGM but still does not work.

Have tried to turn on "weak ac input"

tried the dipswitches with and without panel mode

turning down AC on the digital control

turning down the charged amps

Everything looks ok

Conditional AC input has also been checked.


Now what I ahve found is in VEconfig. The AC in V and Hz numbers are orange and then red.

Which should mean that the AC in has been rejected. But the multi et set to standard setting.

low disconnect 180V

High connect 265V

low connect 187V

high disconnect 270V

Accept wide input 45-65Hz


And the input is 235V 50,1Hz


So it should be fine. What could then case it to reject the AC in? Quality of the sine or???

I am stuck now because everything seems fine but the combi is upset.

I hope someone has tried this before. I have never seen this.


MultiPlus Quattro Inverter Charger
screenshots.pdf (12.9 MiB)
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