Fronius DPS 2500 - Power Source Functionality Troubleshooting; Troubleshooting Error Codes and Power Failures

Code n°: 50
Intermediate circuit-balance error
Contact After-Sales Service
Cause:
Remedy:
Code n°: 51
Mains undervoltage: The mains voltage has dropped below the tolerance
Check the mains voltage
Cause:
Remedy:
Code n°: 51
Mains overvoltage: The mains voltage has risen above the tolerance range
Check the mains voltage
Cause:
Remedy:
Code n°: 100 to 109
HOST error
Contact After-Sales Service
Cause:
Remedy:
Code n°: 150
No communication between HOST and Interface
Contact After-Sales Service
Cause:
Remedy:
Power source -
troubleshooting
Power source does not function
Mains switch is on, but indicators are not lit up
There is a break in the mains lead; the mains plug is not plugged in
Check the mains lead, ensure that the mains plug is plugged in
Mains socket or mains plug faulty
Replace faulty parts
Mains fuse protection
Change the mains fuse protection
Short circuit on the 24 V supply of SpeedNet connection socket or external
sensor
Unplug connected components
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