opti-solar SP5000 Vitality Eco, Installation & Operation Manual, Page: 44 / 57

42
AC VOLT HIGH Vac XXX V Silent
ACV is higher than
upper limit
AC VOLT LOW Vac XXX V
Silent
ACV is less than lower
limit
AC FREQ HIGH fac XX.X Hz Silent
AC frequency is more
than upper limit
AC FREQ LOW fac XX.X Hz Silent
AC frequency is less
than lower limit
PV VOLT HIGH Vpv XXX V Cont.
PV is higher than upper
limit
BAT VOLT HIGH Vbat XX.X V Cont.
Battery voltage is
higher than upper limit
OVER LOAD Output is off
Cont.
Output is overloaded
more than defined time,
output is cutoff
O/P Short CKT REMOVE CKT Cont. Output is short
No Battery
Check BAT
Conn.
Cont.
Battery is not
connected
PV-E Low
Insul.
Check PV
Wiring
Cont.
Insulation resistance
between PV and Earth
is too low
CX No Display
C1~C7 errors, reserved
for internal diagnose
EX No Display Cont.
E6~E12 errors,
indicating errors for
multiple connection
Warning message
Line 1 Line 2
Buzze
r
Description
1XX
﹪
Load
Pls. Reduce
Load
On 0.5
Off 0.5
The load is more than
103%, inform user to
reduce load
Low Bat. Cap. Will Shutdown
On 0.5
Off 4.5 Battery capacity is low.
SP5000 Vitality Eco will
shutdown
Fan Fails
Check or
Replace
On 0.5
Off 4.5 External fan does not
work properly