kiddalleha-764@yopmail.com 
"[@Softy":](/images/2444481#comment_9268392
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Some units with integrated generators have such a display, a positive value means that the unit is generating more that it draws, so a net 20 A or kW current/power outside, the reverse for negative.
Some units with integrated generators have such a display, a positive value means that the unit is generating more that it draws, so a net 20 A or kW current/power outside, the reverse for negative.