I really appreciate the responses to my questions. Marv, can you address
Bill L's comment that some faults could require the EnPhase EMU unit to
clear? That's good point about shading which isn't a problem on this roof.
Regarding the "wasted glass" and "third module" of the KC120's. Currently
t
A GFDI fault requires an EMU (Envoy) to clear the fault. Or the
inverter must be replaced. There is sound reasoning behind this:
1. UL1741 requires the GFDI to "provide an indication of the fault".
It does not stipulate how to indicate, or where to indicate.
2. Further, the requirement st
Reply I don't want any one to think I am slow or fast but if it is a nice day
and I take a crew of 4 (I am 70 so I do not do much) I hope to finish a job in
8+ hours or 32 person hours. for a 1kW system. But if I screw up and do not
have a plan this can easily go to more. (5 modules, 32 hours,
I have a customer with an Outback GTFX 3048 that has an"over voltage
AC in" warning but when I check the voltage with my Fluke meter it
shows a normal range 122 - 126 V . In the Mate grid menu the AC high
Volts is set at 140 V . The customer called Outback support before I
could get to him
Jon:
1. Outback inverters are notorious for reporting errors incorrectly. Often
the errors are a clue, but not the actual error. As an example, a shorted
AC output might report a "Low Battery Voltage" error because when the
output is shorted, the battery draw is momentarily very high, reducin
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