38 troubleshooting – Rockwell Automation 1557 MEDIUM VOLTAGE AC DRIVE User Manual
Page 280
10-38
TROUBLESHOOTING
1557-UM050F-EN-P – June 2013
Drive Faults
Fault
Code #
WARNING
MESSAGE
Description
F304
L1A open
Thyristor 1A in Line Converter is open.
F305
L1C open
Thyristor 1C in Line Converter is open.
F306
L1B open
Thyristor 1B in Line Converter is open.
F307
L1D open
Thyristor 1D in Line Converter is open.
F308
L1E open
Thyristor 1E in Line Converter is open.
F309
L1F open
Thyristor 1F in Line Converter is open.
F310
L1G open
Thyristor 1G in Line Converter is open.
F311
L1H open
Thyristor 1H in Line Converter is open.
F312
L1A shorted
Thyristor 1A in Line Converter is shorted.
F313
L1C shorted
Thyristor 1C in Line Converter is shorted.
F314
L1B shorted
Thyristor 1B in Line Converter is shorted.
F315
L1D shorted
Thyristor 1D in Line Converter is shorted.
F316
L1E shorted
Thyristor 1E in Line Converter is shorted.
F317
L1F shorted
Thyristor 1F in Line Converter is shorted.
F318
L1G shorted
Thyristor 1G in Line Converter is shorted.
F319
L1H shorted
Thyristor 1H in Line Converter is shorted.
F320
L2A open
Thyristor 2A in Line Converter is open.
F321
L2C open
Thyristor 2C in Line Converter is open.
F322
L2B open
Thyristor 2B in Line Converter is open.
F323
L2D open
Thyristor 2D in Line Converter is open.
F324
L2E open
Thyristor 2E in Line Converter is open.
F325
L2F open
Thyristor 2F in Line Converter is open.
F326
L2G open
Thyristor 2G in Line Converter is open.
F327
L2H open
Thyristor 2H in Line Converter is open.
F328
L2A shorted
Thyristor 2A in Line Converter is shorted.
F329
L2C shorted
Thyristor 2C in Line Converter is shorted.
F330
L2B shorted
Thyristor 2B in Line Converter is shorted.
F331
L2D shorted
Thyristor 2D in Line Converter is shorted.
F332
L2E shorted
Thyristor 2E in Line Converter is shorted.
F333
L2F shorted
Thyristor 2F in Line Converter is shorted.
F334
L2G shorted
Thyristor 2G in Line Converter is shorted.
F335
L2H shorted
Thyristor 2H in Line Converter is shorted.
F336
L3A open
Thyristor 3A in Line Converter is open.
F337
L3C open
Thyristor 3C in Line Converter is open.
F338
L3B open
Thyristor 3B in Line Converter is open.
F339
L3D open
Thyristor 3D in Line Converter is open.
F340
L3E open
Thyristor 3E in Line Converter is open.
F341
L3F open
Thyristor 3F in Line Converter is open.
F342
L3G open
Thyristor 3G in Line Converter is open.
F343
L3H open
Thyristor 3H in Line Converter is open.
F344
L3A shorted
Thyristor 3A in Line Converter is shorted.
F345
L3C shorted
Thyristor 3C in Line Converter is shorted.
F346
L3B shorted
Thyristor 3B in Line Converter is shorted.
F347
L3D shorted
Thyristor 3D in Line Converter is shorted.
F348
L3E shorted
Thyristor 3E in Line Converter is shorted.
F349
L3F shorted
Thyristor 3F in Line Converter is shorted.