What it means
F07330 is raised when the drive identifies, while carrying out a flying restart, that the search current reached is too low. The manual's suspicion in this situation is that the motor may not be connected. All manuals that describe this code give the same cause and essentially the same remedy, for the G115D, G120, G120C, G120XA, G130, G150, S120 and S150 alike.
Why it appears
- During a flying restart, the drive identified that the search current reached is too low.
- It is possible that the motor is not connected.
What to check
- Check the motor feeder cables.
- Check the motor connection; for the G120C the remedy additionally names increasing the search current (P1202).
Acknowledging and restarting
The fault must be acknowledged immediately. After the cause has been remedied and the fault acknowledged, the drive can be started again; no further reset steps are described for this code.
What differs between the drive families
Straight from the manuals' own fields — F07330 is not described identically everywhere.
| Drive family | Reaction | Acknowledge | Message class | Component | Manual |
|---|---|---|---|---|---|
| S120, S150 | OFF2 (NONE, OFF1) | IMMEDIATELY | Application/technological function faulted (17) | None | SINAMICS S120, S150 List Manual · p. 2793 |
| G130, G150 | OFF2 (NONE, OFF1) | IMMEDIATELY | Application/technological function faulted (17) | None | SINAMICS G130, G150 List Manual · p. 1543 |
| G120 | OFF2 (NONE, OFF1) | IMMEDIATELY | Application/technological function faulted (17) | — | SINAMICS G120 · p. 875 |
| G120XA | OFF2 (NONE, OFF1) | IMMEDIATELY | — | — | SINAMICS G120XA PN converter · p. 1125 |
| G115D | — | — | — | — | SINAMICS G115D distributed drive · p. 393 |
| G120C | — | — | — | — | SINAMICS G120C Converters · p. 384 |
The drives this code lives on
F07330 is described for G115D, G120, G120C, G120XA, G130, G150, S120, S150. These are the converters of those families in our catalogue — price on request.
Questions technicians ask
What does fault F07330 mean on a SINAMICS drive?
It is raised during a flying restart when the drive identifies that the search current reached is too low. The manual concludes that the motor may not be connected.
How do I fix fault F07330?
Check the motor feeder cables. For the G120C the remedy additionally says to increase the search current (P1202) and to check the motor connection.
How is F07330 acknowledged and cleared?
The fault is acknowledged immediately. Once the cause has been remedied and the fault acknowledged, the drive can be started again.
Codes next to this one
Source
Written from Siemens' own List Manuals and operating instructions; every number, designation and parameter on this page is checked against them before publication.
All SINAMICS codes: fault and alarm codes · the F07xxx group · SINAMICS manuals · Siemens manuals