A01696

Switch-on is inhibited

Siemens · SINAMICS G120 Variable Speed Drive

What does A01696 mean?

The drive is unable to switch on and remains in the READY state because its start is inhibited. This can be caused by a deactivated gate driver, an active safety function such as Safe Torque Off (STO), Safe Stop 1 (SS1), or Safe Limited Speed (SLS), or another inhibit condition, preventing motor operation.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Examine the inhibit bit (r0052.6) in the drive's status words to identify the specific reason for the start inhibition.

Source: Siemens SINAMICS G120 Variable Speed Drive
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