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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.

This manual is related to the following products: