Self-diagnosis > Input B defective

Hva betyr 6901 ?

The inverter's self-diagnosis has detected a polarity error on input B. This means a PV string connected to input B has incorrect polarity, which can prevent proper operation and potentially damage the inverter.

• Incorrect polarity of a PV string connected to input B.

Klikk på steg for å spore fremgangen.

1. 1

   Check whether a string is connected to input B and verify its polarity.