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Fault code 512: Hardware fault (optimizer)

Applicable to devices with optimizers

Updated over a week ago

These faults apply to the following sungrow products:

  • SG30CX / SG33CX / SG40CX / SG50CX / SG110CX

  • SG2.0RS-S / SG2.5RS-S / SG3.0RS-S / SG3.0RS /SG3.6RS / SG4.0RS / SG5.0RS / SG6.0RS

  • SH3.0RS/SH3.6RS/SH4.0RS/SH5.0RS/SH6.0RS

In the event of Fault Code 512 being informed through the App, the following corrective measures shall be taken:

Hardware fault (Code 512)

Fault Name

Hardware fault (fault code: 512)

Fault Type

Fault

Fault Condition

A hardware fault occurs to the optimizer

Troubleshooting steps and methods

1. Please contact Sungrow Customer Service.

keywords: 512, code 512


For further information, please download the user manual here.

This manual is intended for professional technicians who are responsible for installation, operation, maintenance and troubleshooting of inverters, and users who need to check inverter parameters. The inverter must only be installed by professional technicians.

The professional technician is required to meet the following requirements:

  • Know electronic, electrical wiring and mechanical expertise, and be familiar with electrical and mechanical schematics.

  • Have received professional training related to the installation, commissioning and troubleshooting of electrical equipment.

  • Be able to quickly respond to hazards or emergencies that occur during installation, commissioning and troubleshooting.

  • Be familiar with local standards and relevant safety regulations of electrical systems.

  • Read this manual thoroughly and understand the safety instructions related to operations.

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