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Froniuis displaySTATE 431

STATE 431

Software problem

Legacy equipment: all power stage sets are in boot mode

Behaviors

Inverter does not feed current into the grid.

May show a critical error via a red Operating Status LED.

Status Code Class 4

Class 4 status codes (state codes that start with a four, i.e., 4xx), typically necessitate intervention by a Fronius-trained service technician.

STATE 431 applies to:

Primo

Primo

Symo

Symo

IG Plus

IG Plus

CL

CL

Solutions for this Error

Remedies

  • Power Cycle the Inverter. To do so, both the DC and AC power sources must be disconnected to allow the device to discharge. Once the device has had time to discharge, turn on both the AC and DC power sources to the inverter.
  • Run latest firmware update

Get Help with this Error:

The best point of contact is your original installer
If the orginal installer is no longer available, contact a local Fronius Service Provider

DENVER RESIDENTS: Is your system located in the Denver, CO metro area? CONTACT US

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