Rockwell Automation 1557 MEDIUM VOLTAGE AC DRIVE - 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.