Control Panel Power Consumption.

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Screenshot_20200503-141153.png


Just thought in the shutdown with the van parked up and dormant, I would see what the control panel above the door draws from the batteries if left constantly on but with no other load.
Above is a screenshot from the Victron solar controller showing yield from 4 days on and 5 days off. (+1 inbetweeny).
When switched on, the yield was a constant 140Wh and then switched off 40Wh average.
Using the difference in the solar yield between on and off gives 100Wh for the 5 days it was on.
It would seem that it uses roughly 8.5 amp/hrs a day or 0.35amps an hour. I presume the remaining 30/40Wh yield when switched off is being used by the CBE CSB2 relay unit for charging the vehicle battery which runs the alarm.
Does this seem about right or is the control panel consumption a bit excessive?
Cheers
Ed
 
That’s really interesting and a novel simple way of gauging how much is being used by the panel alone. I posted a thread a while ago about just this issue. Your screenshot shows the effect beautifully. My panel reads approx 2A use when all circuits are powered up but no appliance switches on.
 

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