STATE 434STATE 434
Ground fault detected
Behaviors
Inverter is blocked from feeding energy into the grid until the Ground failt is resolved
May show a Ground-fault error 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 434 applies to:
IG
Solutions for this Error
Remedies
- Inspect array for fault from poitive or negative to ground
- Once ground-fault is resolved, replace GFDI fuse
- Check DC cables at the inverter and ensure DC disconnects are in the ON position. Measure DC voltage, polarity, and isolation at the inverter clamps (Qualified Techs only).
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
