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69

DB Resistance

Allen-Bradley · PowerFlex 700

¿Qué significa 69 ?

The measured resistance of the internal Dynamic Braking (DB) resistor is outside its specified operating range. This could indicate a damaged or incorrect braking resistor, preventing effective energy dissipation during deceleration. A faulty DB resistor can lead to overvoltage trips or poor braking performance.

Causas comunes

  • Braking resistor fault or excessive temperature detected.
  • Braking resistor value out of specified range.
  • Braking resistor connected improperly or shorted.
  • Excessive regenerative energy requiring braking resistor activation.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Replace the internal Dynamic Braking resistor with a specified replacement part.

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Datos técnicos verificados. Última actualización: March 2026

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