7

Saturation trip

Vacon · NXS NXP AC Drive

What does 7 mean?

This fault can be caused by various factors, including a defective internal component or a short-circuited/overloaded brake resistor. This is a critical fault that cannot be reset from the keypad, indicating a severe internal issue. Attempting to reconnect power without resolution risks further, irreversible damage to the drive.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Contact the factory or authorized distributor for further diagnosis and repair.

  2. 4

    If this fault appears simultaneously with Fault 1, check motor cables and motor for issues.

Source: Vacon NXS NXP AC Drive
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