bepeg4d wrote:Hi VVG,
no, 5 is way too high as efficiency.
Please, look at this example, the first light is 430 Watt with an efficiency of 0.78.
The second light has the power in Lumen and low efficiency, If you don't want to use the efficiency, you can leave the node empty (the default value is 0.025) and use the Lumen value in the Power. As you can see, the result is quite similar:
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