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Anthony BrownSep 8, 2025
What happens when AC frequency is too low on Fronius Primo 3.0-1?
- LLauren WilliamsSep 8, 2025
If the AC frequency is too low, the Fronius Inverter will resume feeding energy into the grid.
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What happens when AC frequency is too low on Fronius Primo 3.0-1?
If the AC frequency is too low, the Fronius Inverter will resume feeding energy into the grid.
How to troubleshoot total display failure on Fronius Inverter?
If the display on your Fronius Inverter has failed completely, check the AC voltage on the inverter connections. It should be 230 V (+10% / -5%).
What to do if Fronius Inverter shows Overcurrent (AC) error?
The fault should rectify automatically. However, if the Fronius Inverter continuously displays this status code, you should notify a Fronius trained service engineer.
Why is my Fronius Inverter showing LOW PV OUTPUT?
A 'LOW PV OUTPUT' status code on your Fronius Inverter can be due to the low level of insolation. However, if this code appears when there is sufficient insolation, contact your system engineer.
What causes LOW PV VOLTAGE on Fronius Primo 3.0-1?
The 'LOW PV VOLTAGE' status code on your Fronius Inverter may appear due to the low level of insolation. If this status code occurs when there is sufficient insolation, contact your system engineer.
How to fix invalid limit value settings on Fronius Primo 3.0-1 Inverter?
To address invalid limit value settings on your Fronius Inverter, update the inverter firmware. If the status code continues to appear, notify a Fronius-trained service engineer.
What happens when stand-alone operation is detected on Fronius Inverter?
If stand-alone operation is detected, the Fronius Inverter will resume feeding energy into the grid.
What happens when there is no AC grid for Fronius Primo 3.0-1?
When there is no AC grid, the Fronius Inverter will resume feeding energy into the grid once it is available.
What happens when AC frequency is too high on Fronius Primo 3.0-1?
If the AC frequency is too high, the Fronius Inverter will resume feeding energy into the grid.
What happens when AC voltage is too high on Fronius Inverter?
If the AC voltage is too high, the Fronius Inverter will resume feeding energy into the grid.
General| Purpose | Solar panel |
|---|---|
| Efficiency | 98 % |
| Output power | 3000 W |
| Input current | 12 A |
| Input voltage | 80 - 1000 V |
| Output voltage | - V |
| Input frequency | 50 - 60 Hz |
| Power supply type | Auto |
| Adjustable output voltage | - |
| International Protection (IP) code | IP65 |
| Product color | Black, Grey |
| Built-in display | Yes |
| Operating temperature (T-T) | -40 - 55 °C |
Weight and Dimensions| Depth | 204 mm |
|---|---|
| Width | 431 mm |
| Height | 645 mm |
| Weight | 21500 g |
General operating instructions for the Fronius Primo inverter in English.
Essential safety rules and general precautions for inverter use.
Explanation of device concept, safety notices, and warning symbols.
Proper usage, warning labels on device, and specific notes for dummy devices.
Features and functions of the integrated WLAN system monitoring.
Identification of physical controls, status indicators, and function key operations.
Procedure for activating and deactivating the inverter's key lock feature.
Using USB for data logging, requirements, software updates, and safe removal.
Explains how status codes are displayed and interpreted, including class 1 and 3 codes.
