SOLIS RHI Series - Troubleshooting Faults; Fault Checking Steps; Fault Message and Solution Table

7. Trou blesh ooti ng 7. Trou blesh oot i ng
A l arm M e s s age
G -IM P
NO -G R ID
O V-B US
G R ID -INTF01 /02
IN I-FA ULT
Fail u re de s c ription
Hi g h g ri d i m pedan ce
No g ri d voltag e
O ver D C bu s volt ag e
G ri d i nterf eren ce
In i t i ali zati on syste m f au lt
Sol u tion
1 . C h eck con n ecti on s and g ri d sw i t ch .
2 . C h eck th e g ri d voltag e i nsi de i n verter
t erm i nal.
1 . C h eck P V i n pu t connecti on s.
2 . C h eck D C i n pu t volt ag e
( si n g le ph ase >1 2 0V, th ree ph ase >3 50V) .
3 . C h eck i f P V+/- i s reversed.
Inverter n o pow er
on LC D
No pow er
LC D sh ow i ni ti ali zi ng
all th e t i m e
N O -Battery
C an n ot start -u p
Un conn ect ed batt ery
1 . C h eck i f th e con n ect or on m ai n
board or pow er board are f i xed.
2 . C h eck i f th e D SP con n ect or t o
pow er board are f i xed.
1 . C h eck th e w i re of batt ery pow er i s
con n ect ed correctly or n ot .
2 . C h eck th e ou t pu t volt ag e of batt ery
i s correct ly or n ot.
1 . R est art i nverter o r con t act i nst aller.
D C -INTF
IG FO L-F
G ri d cu rren t t rack i n g f ai l
IG -A D
G ri d cu rren t sam pli ng f ai l
D SP -B -FA ULT
C om m . f ai lu re bet w een m ai n
and slave D SP
ILeak -P R O
01 /02 /03 /04
D C i n j-FA ULT
leak ag e cu rrent prot ect i on
Hi g h D C i njecti on cu rrent
A FC I C h eck FA ULT A FC I m odu le self ch eck f au lt
1 . C h eck A C and D C con n ect i on.
2 . C h eck i n verter i nsi de cable con n ecti on .
1 . R est art i nverter o r con t act i nst aller.
1 . R est art i nverter o r con t act i nst aller.
A R C -FA ULT A R C detect ed i n D C ci rcu i t
1 . C h eck i f t h ere’s arc i n P V con nect i on
and rest art i n verter.
D C i npu t overcu rren t
1 . R est art i nverter.
2 . Identi f y and rem ove th e stri ng to th e f au lt MP P T .
3 . C h ang e pow er board.
1 . Use u ser def i n e f u n ct i on to adju st t h e
protect i on li m i t i f i t ’s allow ed by
elect ri cal com pan y.
1 . R est art i nverter o r con t act i nst aller.
1 . R est art i nverter o r con t act i nst aller.
1 . C h eck i n verter i ndu ct or con n ect i on.
2 . C h eck dri ver con n ect i on .
1 . R est art i nvert er.
2 . C h ang e pow er board.
IG B T-O V-I O ver IG B T cu rrent
W h en f au lt s occu r, t h e “Fau lt ” st at e w i ll be s h ow n on t h e m ai n screen .
Follow t h e steps below t o ch eck w h at f au lt occu rs.
St eps: E nt er → D ow n → A dvan ced In f orm at i on→ E n t er → A larm M essag e.
St ep1 : P ress E NTE R .
St ep2 : P ress D O W N to select A dvanced Inf orm at i on , t h en press E NTE R .
St ep3 : P ress D O W N to select A larm Messag e, th en pre ss E NTE R .
A dvanced Inf o.
A dvanced Set ti ng s
Fi g u re 7.1
In pu t P assw ord
X X X X
Fi g u re 7.2
A lm 000: M E T_C om m -FA IL
T: 00-00 00:00 D :0000
Fi g u re 7.3
St ep3 : E nt er passw ord.
.4 2 . .4 3 .