Classic 150 Settings

Started by inyour4head, June 26, 2016, 01:46:40 PM

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dgd

#45
IY4H,
I'm not aware what your original battery wiring was but if it was the same as the diagram you posted then that does not, imho, account for the two series strings ending up with one charged and the other discharged.
I would be checking all the interconnects for a bad/loose connection or faulty cable. Or at worst it could be a dud battery in the discharged string although that does not appear to be the problem as the string is now charged
The ideal wiring of parallel strings has equal length seperate -Ve and +Ve from each bank to a common point such as stud, busbar etc as in that articles final suggestion

I still think your thinking a 50% DoD is acceptable is not quite right but I have said this earlier in this discussion so I will leave that for other battery experts to advise you.

dgd
Classic 250, 150,  20 140w, 6 250w PVs, 2Kw turbine, MN ac Clipper, Epanel/MNdc, Trace SW3024E (1997), Century 1050Ah 24V FLA (1999). Arduino power monitoring and web server.  Off grid since 4/2000
West Auckland, New Zealand

CDN-VT

#46
Quote from: inyour4head on June 26, 2016, 09:45:15 PM
The terminal on the left goes on the negative lug on the inverter. The two negatives on the right are from the negative on the battery bank and from the negative on the Classic.

wire on Shunt on WB JR is backwards ?

EDIT add , 4 pages of a thread , Im late to the plate


Edit add . CDN day

I re-looked at the picture & Im still on , not wired correctly for the WB jr.
But then again , Im using a XP box with old browser , and Im way late from answering post 20 .
Canadian Solar 350W 37.6 VOC  30.6 VMP 8.22 ISC 7.87 IMP ,-15 c +30c max  4 strings in 2 in Series for 24v Classic 150 -1020 Ah  Freezers & fridges ~~~ Second Array same panels of 3sx3 parallel for 24 V Classic 150 -440 Ah Outback Barns & out blds.
48Vdc almost done,11Strings up of 3s11P same panels

BobWhite

wow VT your an interesting fellow! ::)
12-Lifeline AGM 8D's
10-Lifeline AGM GPL 31T
16- Diehard GC2
4-Classic 3-150 and 1-200
1-Classic Lite
2-BRATS
5wiz bang Jrs, , 2- Samlex-24Volt
5- 235 MX60s
10- Sharp 198
10 Solar world 345 XL Mono