Search found 4 matches

by mariusvaida
Wed, 07 Dec 2022, 21:21
Forum: Renewable Energy and Storage (Non-EV)
Topic: Axpert Error 51 repairs
Replies: 18
Views: 10712

Re: Axpert Error 51 repairs

I run off-grid a VMIII 48V clone and this morning the inverter was off. I tried to start it and after the countdown F51 was displayed and after a few seconds F03. I use li-ion 14s70p and the bms displayed that the voltage was at 50,2V and about 72% remaining capacity, so the problem wasn't from the ...
by mariusvaida
Sat, 12 Dec 2020, 19:06
Forum: Renewable Energy and Storage (Non-EV)
Topic: PIP inverter repairs and hardware modifications
Replies: 1549
Views: 333394

Re: PIP inverter repairs and hardware modifications

Hello everybody! I have a 4048MS clone inverter to try to repair it. I changed all the mosfets and now i'm on IGBT's. The IRGP4066 items seem to be fine, but not the IRGP4750D. The problem is that i can't find anymore the 4750D as it's obsolete. Do someone knows any equivalent for this? STGW80H65DFB...
by mariusvaida
Mon, 07 Jan 2019, 02:27
Forum: Renewable Energy and Storage (Non-EV)
Topic: PIP-4048MS and PIP-5048MS inverters
Replies: 3265
Views: 1277031

Re: PIP-4048MS and PIP-5048MS inverters

Thanks coulomb, sadly the device is in another location, but with the first chance i will take a few photos of the stickers. PS: now that you've mentioned about the heatsink, i'm sure that mine doesn't have it on top. I used a pic from the sellers website for that model, because the single photo i h...
by mariusvaida
Sun, 06 Jan 2019, 19:26
Forum: Renewable Energy and Storage (Non-EV)
Topic: PIP-4048MS and PIP-5048MS inverters
Replies: 3265
Views: 1277031

Re: PIP-4048MS and PIP-5048MS inverters

Hello everyone and a happy new year! I own a hybrid charger/inverter sold in Romania as E-SOLARE 5KVA / 48V (+80A MPPT - max 4000 Wp - 60/72 cells). The device was new and it worked great for the first 3-4 months, after this the inverter randomly restarts even without any load and without any error ...