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55

Wrong run fault (FWD/REV conflict)

Vacon · 20 Compact

¿Qué significa 55 ?

This fault occurs when both the run forward and run backward commands are simultaneously active (high) via the digital input signals. This is a conflicting command input that prevents proper motor operation.

Causas comunes

  • Emergency stop button has been activated.
  • External safety device has triggered an emergency stop.
  • Internal safety circuit condition requires an emergency stop.
  • Emergency stop signal is continuously active.
  • Fault in the wiring of the emergency stop circuit.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Check the I/O control signals (e.g., DI1 for Start forward, DI2 for Start reverse) to ensure that both forward and reverse commands are not active at the same time.

Ver todos los códigos en este manual (26)
Datos técnicos verificados. Última actualización: March 2026

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