Search found 3 matches

by urubuolx
Thu, 10 Sep 2020, 06:29
Forum: Renewable Energy and Storage (Non-EV)
Topic: PIP inverter repairs and hardware modifications
Replies: 540
Views: 72183

Re: PIP inverter repairs and hardware modifications

I checked the power supply and all values are properly produced. I can read 12V, 15V -12V and 24V. I removed and measured the capacitors C75, C78, C20 and C141 and all are in good shape and within values in correct tolerance. I also notice that first inverter stage seem to been working. I got 392V o...
by urubuolx
Thu, 03 Sep 2020, 07:38
Forum: Renewable Energy and Storage (Non-EV)
Topic: PIP inverter repairs and hardware modifications
Replies: 540
Views: 72183

Re: PIP inverter repairs and hardware modifications

Hi Coulomb, Thank for your fast reply. I already tested with battery only and the display and functions seem to work ok. Battery voltage is enough to operate the unit. The clicking like you said is not possible to identify the origin. It's really strange! My unit only has 4 IGBTs and all have good r...
by urubuolx
Wed, 02 Sep 2020, 06:53
Forum: Renewable Energy and Storage (Non-EV)
Topic: PIP inverter repairs and hardware modifications
Replies: 540
Views: 72183

Re: PIP inverter repairs and hardware modifications

Hello guys, First of all I want to congratulate and thank you all for sharing your knowledge and this wonderful forum. I am from Portugal (small country on the other side of the World from you guys) I have been reading the threads from some time just for knowledge but unfortunately now I really need...