No.
Name
Level Cause
Corrective measures
W 877 Sic3ComLoss
1
No communication with DC
charger for more than 24 h
– PV charge controller 3
: Last
communication with the charge
controller 3 was more than
24 hours ago.
• Ensure that undamaged CAT5e
cables are used for communication
and that the cables are plugged in
correctly.
• Ensure that the configuration of the
Sunny Island Charger charge
controller with the DIP switches is
correct.
• Ensure that the communication
interfaces are correctly inserted in
the Sunny Island.
W 881 Sic4BatShort
1
Battery reversely connected
or short circuit on PV charge
controller 4
: Connection of the
battery to the Sunny Island
Charger 4 is reverse-poled or
there is a short circuit.
• Ensure that the battery is correctly
connected to the
DC
connection of
the Sunny Island Charger charge
controller.
• Disconnect the PV array from the
Sunny Island Charger and restart
the system. This will ensure that the
PV array is not short-circuited.
W 882 Sic4BatVtgHi
1
PV charge controller 4 bat-
tery overvoltage
: Battery volt-
age at the Sunny Island Charg-
er 4 is too high.
1. Ensure that the configuration of the
Sunny Island Charger charge
controller with the DIP switches is
correct.
2. Ensure that all DC sources and DC
loads are correctly configured and
connected.
3. Reset the system. For this, switch off
the system, wait ten minutes and
restart.
W 883 Sic4PvVtgHi
1
PV charge controller 4 PV
generator overvoltage
: PV
voltage at the Sunny Island
Charger 4 is too high.
• Contact the Service, if required (see
Section 16 "Contact", page 161).
W 884 Sic4PvVtgLo
1
No PV voltage or short cir-
cuit on PV charge con-
troller 4
: No PV voltage at the
Sunny Island Charger 4 or there
is a short circuit.
10 Troubleshooting
SMA Solar Technology AG
Operating Manual
81
SI30M-44M-60H-80H-BE-en-33
Содержание SUNNY ISLAND 3.0M
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