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Hello, I just installed a 1,000 watt array with 2 series strings of 500 W each paralleled together. The panels are brand new (just released 100 W mono from Grape Solar). I have attached this array to a brand new Growatt 3000TL SPF LVM. The array voltage looks normal. However, the Growatt is...

Hello, I really need some help please. I am on a cross country journey and I'm 5 days behind because my RV Growatt keeps shutting off with no warning. When connected to utility power I have no problem. When I connect the PV panel input it lasts anywhere from a few minutes to 20 minutes and then...

Hello, I am in the processing of purchasing 5 x 15A fuses of the fuse holder type. I have come across two types: A) What looks like a typical fuse. B) Diodes. On the outside, they appear the same. However, the diode based ones are much cheaper. Are these equivalent? Here is the...

Hello, I am installing a totally separate (isolated) solar power system in my RV that will not connect to the existing power system. For this year, I want it only to run a mini-split. I do not want to mess with the existing RV breaker panel for now. I have a separate Square-D Homeline breaker...

Hello, I've installed a separate breaker panel dedicated for my solar output in my RV. My solar power system does not connect to the original RV breaker panel. At this time, I only want solar dedicated to running a mini-split. I've read conflicting advice about grounding. Can someone please...

Hello, I just received 2 used Valence 12V batteries. I top balanced them in parallel to 14.6 V. A couple days later they were down to about 13.8 V. I tested voltage again right before connecting. One was 13.87 V and the other was 13.88 V. When I connect them in series to get 24V, an enormous...

Hello, I have my Growatt 120 volts running to a separate dedicated breaker panel. Is there any way I can get 240 volts out of it by using a double pole breaker? I have tried this already with no success. I would appreciate any advice. Thanks.