8 external device and component category (8xx) – SMA SI 3.0-11 User Manual

Page 62

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9  Troubleshooting

SMA Solar Technology AG

62

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

Operating Manual

9.4.8 External Device and Component Category (8xx)

No.

Name

Level Cause

Corrective measures

F 801 Box

4

Plausibility check of the

contactors in the

Multicluster Box has failed.

• Contact the SMA Service Line.

W 805 BoxNoGn

1

Operation with the generator

is not possible.

•

Reset the off-grid system. For this,

disconnect all loads, AC sources,

generator and DC sources. Open the

load-break switch of the BatFuse. Wait ten

minutes and restart the off-grid system.

Wait until all AC sources are feeding into

the stand-alone grid and all loads are

connected before connecting the

generator.

• Contact the SMA Service Line.

F 806 BoxType

4

Configuration of the

Sunny Island inverters does

not match the Multicluster Box.

•

Check whether the value of the parameter

250.23 Box matches the

Multicluster Box. If the value does not

match, restart the QCG (see the

Sunny Island inverter installation manual).

• Contact the SMA Service Line.

W 807 BoxGdVtg

1

Voltage of the external energy

source is not within the valid

thresholds for connection.

• Acknowledge the error (see Section 9.2,

page 42).

• Contact the SMA Service Line.

F 809 BoxNoLod

4

Load-shedding contactor Q5

in the Multicluster Box is not

functioning correctly.

• Reset the off-grid system. For this,

disconnect the off-grid system and restart.

The configuration may be incorrect.

•

Start the QCG and reconfigure

multicluster operation (see the

Sunny Island inverter installation manual).

• Contact the SMA Service Line.

F 810 Box15V

4

15 V voltage supply in the

Multicluster Box is defective.

• Contact the SMA Service Line.

F 811 Box24V

4

24 V voltage supply in the

Multicluster Box is defective.

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