Zeror.ai Error Codes Growatt Error 303

Growatt Error 303

Brand: GrowattModel: MIN serisi (MIN 2500-6000TL-XH)Error code: Error 303

What the Fault Means

PE abnormal - Nötr ile PE arasındaki gerilim 30V'un üzerinde.

Likely causes

  • Topraklama sistemi sorunu veya hatalı AC kablolama.

Solution and Safe First Checks

  1. Nötr-PE gerilimini ölçün; kablolamayı kontrol edin; yeniden başlatın.

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

Related Growatt error codes

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