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SMA SI 3.0-11 User Manual

Page 67

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SMA Solar Technology AG

9  Troubleshooting

Operating Manual

SI30M-44M-60H-80H-BE-en-30

67

W 877 Sic3ComLoss

1

Last communication with the

Sunny Island Charger 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

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

Battery voltage at the

Sunny Island Charger 4 is too

high.

Ensure that the configuration of the

Sunny Island Charger charge controller

with the DIP switches is correct.

Ensure that all DC sources and DC loads

are correctly configured and connected.

• Reset the system. For this, switch off the

system, wait ten minutes and restart.

W 883 Sic4PvVtgHi

1

PV voltage at the Sunny Island

Charger 4 is too high.

• Contact the SMA Service Line if required.

W 884 Sic4PvVtgLo

1

No PV voltage at the

Sunny Island Charger 4 or

there is a short circuit.

W 885 Sic4TmpLo

1

Sunny Island Charger 4

reports: sensor error or device

temperature too low.

Set the Sunny Island Charger to the

operating mode "SMA operation"

(see the Sunny Island Charger charge

controller installation manual).

W 886 Sic4TmpHI

1

Sunny Island Charger 4

reports: sensor error or device

temperature too high.

Set the Sunny Island Charger to the

operating mode "SMA operation"

(see the Sunny Island Charger charge

controller installation manual).

No.

Name

Level Cause

Corrective measures

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