Siemens A06208 fault code meaning

Siemens / A06208

Series: S120-S150

Infeed: Supply voltage asymmetry

converter

Meaning: The line supply phase voltages are severely unbalanced. The most likely cause is a line supply phase fault.

Possible causes

Source: SINAMICS S120_S150 P2707

Series: S220

Infeed: Mains voltage imbalance

converter

Meaning: Severe voltage imbalance between the mains phases. This may be caused by mains phase loss. Note: This message is only output when imbalance monitoring (p3640.1 = 1) is active.

Possible causes

Source: SINAMICS S220 converter P2240