Forum Discussion
BFL13
Nov 12, 2018Explorer II
MrWizard wrote:
my 2000w PSW is around 280ma with batteries connected and remote switch off
turned on but NO connected loads, output cord disconnected/unplugged
around 700ma DC draw
I called that 0.280 ma my "baseline", and twice that when inverter on not loaded as being 0.3a inverter idle. How do you measure the "inverter" amps when the inverter is off as 0.3 (280), so not to mix in the LP alarm, etc baseline DC amps? Also to ma level--my Tri is only to one decimal, so 0.3a for me.
I don't think my inverter has any "sleep mode". It is on or off. When on and a load there is an efficiency. ISTR with inverters there is a range of efficiencies depending on the amount of load wrt the inverter's watt rating, with a sweet spot somewhere less than full but more than idle.
I think some people believe the amount lost to inefficiency is the same thing as the inverter's idle amps and you subtract that from the actual load draw. I don't think that is how it works at all.
Perhaps the comparison factors should include another one--relative efficiency and how flat is the curve along the top like with speakers?
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