SMA is a well-known manufacturer of solar inverters, and their inverters often come with error codes to help diagnose and troubleshoot issues. These error codes indicate specific problems or conditions that may arise with the inverter.
It's important to note that the specific meaning and troubleshooting steps for each error code can vary depending on the inverter model and firmware version. It's always recommended to consult the user manual or contact Future Solar WA solar experts.
Error Codes |
Troubleshooting Suggestion |
|
---|---|---|
101
102
103 |
Grid fault
The voltage of the grid or the impedance at the point where the inverter is connected is excessively high. Consequently, the inverter has become disconnected from the utility grid.
Steps for rectification:
|
|
202
203
205 |
Grid fault
The utility grid connection has been interrupted, potentially due to a damaged AC cable or a low grid voltage at the inverter's connection point. As a result, the inverter has become disconnected from the utility grid.
Here are the necessary steps to address the issue:
|
|
301 |
Grid fault
The average value of the grid voltage over a ten-minute period has exceeded the permissible range. This indicates that the grid voltage or grid impedance at the inverter's connection point is too high. In order to maintain power quality, the inverter has disconnected from the utility grid.
To address this issue, please follow these corrective measures:
|
|
302 |
Active power limit AC voltage
In order to maintain grid stability, the inverter has decreased its power output as a result of excessively high grid voltage.
To address this issue, please follow these corrective measures:
|
|
401
404 |
Grid fault
The inverter has become disconnected from the utility grid due to the detection of either a stand-alone grid or a significant and sudden change in power frequency.
To address this issue, it is recommended to take the following corrective measure:
|
|
501 |
Grid fault
The power frequency is currently outside the allowed range, leading to the disconnection of the inverter from the utility grid.
To rectify this issue, please follow the suggested corrective measures:
|
|
601 |
Grid fault
The inverter has identified an abnormally high level of direct current in the grid current.
To address this issue, please follow the recommended corrective measures:
|
|
701 |
Frequency not permitted > Check parameter
The power frequency is currently outside the acceptable range, resulting in the disconnection of the inverter from the utility grid.
To rectify this issue, please follow the provided corrective measures:
|
|
901 |
PE connection missing > Check connection
To resolve the issue, please take the following corrective measure:
|
|
1001 |
L / N swapped > Check connection
To address the issue, please follow these corrective measures:
|
|
1101 |
Installation fault > Check connection
To resolve the issue, please take the following corrective measure:
|
|
1302 |
Waiting for grid voltage > Installation failure grid connection > Check grid and fuses
To address the issue of L or N not being connected, please follow these corrective measures:
|
|
1501 |
Reconnection fault grid
To address the issue of the changed country data set or incorrect parameter value causing the inverter's inability to connect to the utility grid, please follow these corrective measures:
|
|
3301
3302
3303 |
Unstable operation
To address the issue of insufficient power at the DC input of the inverter, resulting in the inability to connect to the utility grid, please follow these corrective measures:
|
|
3401
3402
3407 |
DC overvoltage > Disconnect generator
To address the issue of overvoltage at the DC input, which can potentially damage the inverter, please follow these corrective measures:
|
|
3501 |
Insulation failure > Check generator
To address the ground fault detected in the PV (Photovoltaic) array by the inverter, please follow these corrective measures:
|
|
3701 |
Residual current too high > Check generator
To address the detection of residual current caused by temporary grounding of the PV array by the inverter, please follow these corrective measures:
|
|
3801
3802
3805 |
DC overcurrent > Check generator
To address the issue of overcurrent at the DC input, causing intermittent interruptions in the feed-in operation of the inverter, please follow these corrective measures:
|
|
3901
3902 |
Waiting for DC start conditions > Start conditions not met
To address the issue of feed-in conditions not being fulfilled for the utility grid, please follow these corrective measures:
|
|
4011 |
Bridged strings determined
The DC inputs A and B are connected in parallel. |
|
4012 |
No bridged strings determined
The DC inputs A and B are not connected in parallel. |
|
6002-6412 |
Self-diagnosis > Interference device
The cause must be determined by the Service. Corrective measures: Contact the Service. |
|
6501
6502
6509 |
Self-diagnosis > Overtemperature
|
|
6512 |
Minimum operating temperature not reached
The grid feed-in will resume only when the temperature drops to a minimum of -25°C. |
|
6602
6603
6604 |
Self-diagnosis > Overload
The cause must be determined by the Service. Corrective measures: Contact the Service. |
|
6801
6802 |
Self-diagnosis > Input A defective
Corrective measures: Check whether a string is connected to input A. Contact the service. |
|
6901
6902 |
Self-diagnosis > Input B defective
Corrective measures: Check whether a string is connected to input B. Contact the service. |
|
6701
6702 |
Communication disturbed
Error in the communication processor, the inverter continues feeding in, however. The cause must be determined by the Service. Corrective measures: If this message is displayed frequently, contact the Service. |
|
7102
|
Parameter file not found or defective
The parameter file is either missing or corrupted, resulting in a failed update. Despite this, the inverter continues to feed in.
To rectify the situation, please perform the following corrective measures:
|
|
7105
|
Parameter setting failed
The attempt to set parameters using the memory card was unsuccessful, yet the inverter persists in feeding in.
To address this issue, please take the following corrective measures:
|
|
7106
|
Update file defective
The update file is faulty, resulting in a failed update, while the inverter continues to feed in.
To resolve this issue, please follow the corrective measures below:
|
|
7110
|
No update file found
Despite searching for a new update file on the SD memory card, none was found, resulting in a failed update. However, the inverter persists in feeding in.
To address this issue, please consider the following corrective measures:
|
|
7112
|
Update file successfully copied
|
|
7113
|
The memory card is full or write-protected
|
|
7201 to 7202
|
Data storage not possible
|
|
7303
|
Update main CPU failed
The cause must be determined by the Service. Corrective measures: Contact the Service. |
|
7320
|
The device was successfully updated
The firmware update was completed successfully. |
|
7330
|
Condition test failed
The testing of the update conditions was successful. The firmware update package is suitable for this inverter. |
|
7331
|
Update transport started
Update file is being copied. |
|
7332
|
Update transport successful
Update file was copied successfully to the inverter's internal memory. |
|
7333
|
Update transport failed
The update file could not be copied to the inverter's internal memory, and a poor connection quality via WLAN may be the underlying cause.
To address this issue, please follow the corrective measures outlined below:
For WLAN connection: 2. Improve the WLAN connection quality. You can achieve this by using a WLAN repeater to strengthen the signal or ensuring that the inverter is within range of a strong and stable WLAN signal.
|
|
7341
|
Update Bootloader
The inverter is performing a bootloader update. |
|
7347
|
Incompatible file
The current configuration file is not compatible with this specific inverter.
To rectify this issue, please take the following corrective measures:
|
|
7348
|
Incorrect file format
The selected configuration file does not meet the required format or has become damaged.
To address this issue, please follow these corrective measures:
|
|
7349
|
Incorrect login rights for configuration file
The user group currently logged in lacks the necessary user rights to perform the configuration import.
To resolve this issue, please follow these corrective measures:
|
|
7350
|
Transfer of a configuration file has started
The configuration file is being transferred. |
|
7351
|
Update WLAN
The inverter is updating the WLAN module. |
|
7352
|
Update of WLAN not successful
The update process for the WLAN module has encountered a failure. To address this issue, please follow the corrective measures outlined below:
If the error message persists after retrying the update: 2. Contact the Service for further assistance. They will be able to provide specialized support and guidance to diagnose and resolve the specific issue with the WLAN module update. |
|
7353
|
Update time zone database
The inverter is updating the time zone database. |
|
7354
|
Update of time zone database not successful
The update process for the time zone database has encountered a failure. To address this issue, please follow the corrective measures outlined below:
If the error message persists after retrying the update: 2. Contact the Service for further assistance. They will be able to provide specialized support and guidance to diagnose and resolve the specific issue with the time zone database update. |
|
7355
|
Update WebUI
The inverter is updating the inverter user interface. |
|
7356
|
Update of the WebUI not successful
The update of the inverter user interface failed. Corrective measures: Retry update. If this message is displayed again, contact the Service. |
|
7500 to 7501
|
Fan fault > Check inverter electr. and fan
Corrective measures: Contact the Service. |
|
7619
|
Communication fault with meter unit > Check communication to meter
The inverter is currently not receiving any data from the energy meter. To address this issue, please follow the corrective measures outlined below:
For WLAN connection: 2. Improve the WLAN connection quality to ensure a stable and reliable connection between the inverter and the energy meter. You can achieve this by using a WLAN repeater to strengthen the signal or enhance the overall WLAN network setup.
|
|
7702
|
Interference device
The cause must be determined by the Service. Corrective measures: Contact the Service. |
|
8003
|
Active power limit Temperature
The inverter's power output has been reduced for over ten minutes due to excessive temperature.
To address this issue and prevent further overheating, please follow the corrective measures outlined below:
|
|
8101 to 8104
|
Communication disturbed
The cause must be determined by the Service. Corrective measures: Contact the Service. |
|
9002
|
SMA Grid Guard code invalid
The SMA Grid Guard code entered is incorrect. The operating parameters are still protected and cannot be changed. Corrective measures: Enter the correct SMA Grid Guard code. |
|
9003
|
Grid parameter locked
Changes to the grid parameters are now blocked. In order to be able to make changes to the grid parameters, from now on you must log in using the SMA Grid Guard code. |
|
9005
|
Changing of grid parameters not possible > Ensure DC supply
The error message can be caused by the following issues:
To resolve this issue, please follow the corrective measures outlined below:
|
|
9007
|
Abort self-test
The self-test (Italy only) was terminated. Corrective measures: Ensure that the AC connection is correct. Restart the self-test. |
|
10108
|
Time adjusted / old time
|
|
10109
|
Time adjusted / new time
|
|
10110
|
Time synchronization failed: |tn0|
The inverter is unable to retrieve time information from the configured NTP server.
To address this issue, please follow the corrective measures outlined below:
|
|
10118
|
Parameter upload complete
The configuration file was loaded successfully. |
|
10248
|
[Interface]: network busy
The network is currently experiencing high traffic, causing significant delays and suboptimal data exchange between devices.
To address this issue, please follow the corrective measures outlined below:
|
|
10249
|
[Interface]: network overloaded
The network is overloaded. There is no data exchange between the devices. Corrective measures: Reduce the number of devices in the network. If necessary, increase the data query intervals. |
|
10250
|
[Interface]: package error rate [ok / high]
The package error rate has shown a change, indicating a potentially high rate of errors in the network. This can be attributed to network overload or disruptions in the connection to the network switch or DHCP server (router).
To address this issue, please consider the following corrective measures if the package error rate is high:
|
|
10251
|
[Interface]: communication status goes to [OK / Warning / Error / Not connected]
The communication status to the network switch or DHCP server (router) has changed. An additional error message may be displayed. |
|
10252
|
[Interface]: communication disrupted
The network line currently does not have a valid signal, indicating a potential issue with the Ethernet connection.
To address this issue, please follow the corrective measures outlined below:
|
|
10253
|
[Interface]: connection speed goes to [100 Mbit / 10 Mbit]
The data transfer speed has undergone a modification. The reason behind the status of [10 Mbit] could be attributed to a faulty plug, a damaged cable, or improper handling of the network connector.
Recommended actions to rectify the [10 Mbit] status:
|
|
10254
|
[Interface]: duplex mode goes to [Full / Half]
There has been a modification in the data transfer mode, specifically the duplex mode. The status currently reflects [Half]. This change could be attributed to a faulty plug, a damaged cable, or incorrect handling of the network connector.
To resolve the [Half] status, consider the following corrective measures:
|
|
10255
|
[Interface]: Network load OK
The network load has returned to a normal range after being busy. |
|
10282
|
[User group]-Login via [protocol] locked
Following multiple unsuccessful login attempts, the system has temporarily blocked the login functionality for a specific duration. In this scenario, regular User login will be blocked for 15 minutes, while Grid Guard login will be blocked for 12 hours.
Recommended corrective measures:
|
|
10283
|
WLAN module faulty
The WLAN module integrated in the inverter is defective. Corrective measures: Contact the Service. |
|
10284
|
No WLAN connection possible
The inverter does not have an active WLAN connection to the chosen network. To resolve this issue, follow the corrective measures provided below:
|
|
10285
|
WLAN connection established
Connection to the selected WLAN network has been established. |
|
10286
|
WLAN connection lost
The inverter is currently disconnected from the selected network and has lost its WLAN connection. To address this issue, please follow the suggested corrective measures:
|
|
10339
|
Webconnect enabled
The Webconnect function has been enabled. |
|
10340
|
Webconnect disabled
The Webconnect function has been disabled. |
|
10502
|
Active power limit AC frequency
To maintain grid stability, the inverter has automatically reduced its power output due to an excessively high power frequency. To address this issue, please follow the recommended corrective measures:
|
|
10901
|
Self-test start [xx]
The self-test is running. |
|
10902
|
Current disconnection limit for voltage increase protection [xxx] V
Preliminary result of the self-test |
|
10903
|
Current disconnection limit for voltage monitoring lower maximum threshold [xxx] V
Preliminary result of the self-test |
|
10904
|
|
|
10905
|
Current disconnection limit for voltage monitoring middle minimum threshold [xxx] V
Preliminary result of the self-test |
|
10906
|
Current disconnection limit for frequency monitoring switchable maximum threshold |xxx| Hz
Preliminary result of the self-test |
|
10907
|
Current disconnection limit for frequency monitoring switchable minimum threshold [xxx] Hz
Preliminary result of the self-test |
|
10908
|
Current disconnection limit for frequency monitoring switchable minimum threshold [xxx] Hz
Preliminary result of the self-test |
|
10909
|
Current disconnection limit for frequency monitoring upper minimum threshold [xxx] Hz
Preliminary result of the self-test |
|
10910
|
Measured disconnection threshold for the running test point [xxx] [xx]
Preliminary result of the self-test |
|
10911
|
Measured disconnection threshold for the running test point [xxx] [xx]
Preliminary result of the self-test |
|
10912
|
Measured disconnection time for the running test point [xx] s
Preliminary result of the self-test |
|
27103
|
Set parameter
The parameter changes are being adopted. |
|
27104
|
Parameters set successfully
The parameter changes were successfully adopted. |
|
27107
|
Update file OK
The update file found is valid. |
|
27301
|
Update communication
The inverter is updating the communication component. |
|
27302
|
Update main CPU
The inverter is updating the inverter component. |
|
27312
|
Update completed
The inverter has successfully completed the update. |
|
29001
|
Installer code valid
The Grid Guard code entered is valid. As a result, the protected parameters have been unlocked, granting you the ability to adjust them. It's important to note that these parameters will remain unlocked for a duration of ten feed-in hours, after which they will be automatically locked again.
During this unlocked period, feel free to make the necessary adjustments to the parameters as needed. However, be mindful that once the ten feed-in hours have elapsed, the parameters will be locked once more. |
|
29004
|
Grid parameters unchanged
Changing the grid parameters is not possible. |