Zeror.ai Error Codes Yaskawa A.400

Yaskawa A.400

Brand: YaskawaModel: Sigma-7 Servo Sürücü (A.xxx Alarm Kodları)Error code: A.400

What the Fault Means

Overvoltage

Likely causes

  • Yüksek rej. enerji, hat voltajı fazla, yavaş deselerasyon

Solution and Safe First Checks

  1. Deselerasyon süresini uzat; rej. direnç kapasitesini artır

Safety: do not work inside the panel without isolating the power; if unsure, consult a qualified technician.

Related Yaskawa error codes

Source: the Zeror.ai industrial fault database and Yaskawa technical documentation. This page is for information; on critical systems follow the manufacturer's manual and authorised service.