SMA Solar Technology America LLC 20 Troubleshooting
Operating Manual SI4548-6048-US-BE-en-21 213
W340 1 Disconnection from utility grid/generator due to voltage increase
protection slave 1
W341 1 Disconnection from utility grid/generator due to voltage increase
protection slave 2
W342 1 Disconnection from utility grid/generator due to voltage increase
protection slave 3
W343 1 Disconnection from the external source, because the relation of the
external voltage to the battery voltage is too high.
W344 1 Disconnection from the slave 1 external source, because the relation
of the external voltage to the battery voltage is too high.
W345 1 Disconnection from the slave 2 external source, because the relation
of the external voltage to the battery voltage is too high.
W346 1 Disconnection from the slave 3 external source, because the relation
of the external voltage to the battery voltage is too high.
W347 1 Disconnection from external source due to excessive load
W348 1 Disconnection from external source due to excessive load slave 1
W349 1 Disconnection from external source due to excessive load slave 2
W350 1 Disconnection from external source due to excessive load slave 3
W351 1 Disconnection from external source due to external short circuit
W352 1 Disconnection from external source due to external short circuit slave
1
W353 1 Disconnection from external source due to external short circuit slave
2
W354 1 Disconnection from external source due to external short circuit slave
3
W377 1 Output current of the Sunny Island is greater than the nominal grid
current/nominal generator current (master)
W378 1 Output current of the Sunny Island is greater than the nominal grid
current/nominal generator current (slave 1)
W379 1 Output current of the Sunny Island is greater than the nominal grid
current/nominal generator current (slave 2)
W380 1 Output current of the Sunny Island is greater than the nominal grid
current/nominal generator current (slave 3)
Display no. Level Description