SMA SI 4548-US User Manual
Page 211
SMA America, LLC
20 Troubleshooting
Operating Manual
SI4548-6048-US-BE-en-20
211
W320
1
Disconnection from utility grid/generator due to excessive external
voltage slave 1
W321
1
Disconnection from utility grid/generator due to excessive external
voltage slave 2
W322
1
Disconnection from utility grid/generator due to excessive external
voltage slave 3
W323
1
Disconnection from utility grid/generator due to insufficient external
frequency
W324
1
Disconnection from utility grid/generator due to insufficient external
frequency slave 1
W325
1
Disconnection from utility grid/generator due to insufficient external
frequency slave 2
W326
1
Disconnection from utility grid/generator due to insufficient external
frequency slave 3
W327
1
Disconnection from utility grid/generator due to excessive external
frequency
W328
1
Disconnection from utility grid/generator due to excessive external
frequency slave 1
W329
1
Disconnection from utility grid/generator due to excessive external
frequency slave 2
W330
1
Disconnection from utility grid/generator due to excessive external
frequency slave 3
W331
1
Disconnection from utility grid/generator due to islanding
W332
1
Disconnection from utility grid/generator due to islanding (slave 1)
W333
1
Disconnection from utility grid/generator due to islanding (slave 2)
W334
1
Disconnection from utility grid/generator due to islanding (slave 3)
W335
1
Disconnection from utility grid/generator due to breach of voltage
limits (redundant measurement)
W336
1
Disconnection from utility grid/generator due to breach of voltage
limits of slave 1 (redundant measurement)
W337
1
Disconnection from utility grid/generator due to breach of voltage
limits of slave 2 (redundant measurement)
W338
1
Disconnection from utility grid/generator due to breach of voltage
limits of slave 3 (redundant measurement)
W339
1
Disconnection from utility grid/generator due to voltage increase
protection
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