Sungrow SG125HV/SG125HV-20 Error 072: DC-side SPD alarm

Solar inverter · taken from the manufacturer’s manual, pages cited

Fault code072

DC-side SPD alarm means the surge protection device on the DC side has triggered due to an electrical surge. The manual's first action is: “Check the SPD; and replace it if necessary.”

Model
Sungrow SG125HV/SG125HV-20
Display shows
DC-side SPD alarm (072)
Type
Fault code
Source
Manual p. 82

What 072 means

DC-side SPD alarm p. 82

What to do

  1. Check the SPD; and replace it if necessary. p. 82

Before you service the product, read the safety instructions in the manual p. 5.

If 072 is still not resolved

  • Refer Servicing To Qualified Service Personnel. p. 5
    “Refer Servicing To Qualified Service Personnel.”
  • Check user manual before service! p. 5
    “Check user manual before service!”
Open the manual at page 82 All SG125HV/SG125HV-20 error codes Manual details & download

This page summarises what the manufacturer’s manual says about 072; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Sungrow. Found a mistake? Report an error.