7

Saturation Trip

Vacon · NX Liquid-Cooled Drive

What does 7 mean?

This fault signifies a critical issue such as a defective internal component or a short-circuit/overload condition in the brake resistor. This fault cannot be reset from the keypad, requiring a power cycle of the drive. If occurring with Fault 1, it suggests a motor cable or motor issue.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    If this fault occurred simultaneously with Fault 1 (Overcurrent), thoroughly inspect the motor cables and the motor for any damage or short circuits.

Source: Vacon NX Liquid-Cooled Drive
Open Manual (Page 152)