Troubleshooting; Safety; Other Faults - Fronius TPS 2700 Operating Instructions Manual

Troubleshooting

Safety

Risk of electric shock.
This can result in serious injury and damage to property. Before opening the device:
► Turn the power source mains switch to the "O" position
► Disconnect the power source from the mains
► Attach a clearly legible and easy-to-understand warning sign to prevent anyone switch-
► After opening the device, discharge any live components (e.g. capacitors).

Other faults

Power source does not function
Mains switch is ON, but indicators are not lit up
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Mains fuse or automatic circuit breaker has tripped
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Output voltage too low
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54
WARNING!
ing it on again
there is a fault in the mains lead; the mains plug is not plugged in
check mains lead, check mains voltage if necessary
mains fuse is faulty
replace mains fuse
mains outlet socket or plug is faulty
replace faulty components
mains switch is faulty
replace mains switch
phase conductors (L1, L2, L3) connected incorrectly
connect phase conductors as described
Mains fuse underrated
Rate mains lead fuse according to rating plate
Short circuit on the transformer windings
Replace the auto-transformer
Auto-transformer not connected correctly
Correct the mains connection
Incorrect mains voltage
Check the mains voltage
Mains leads are connected incorrectly
Correct mains connection
L1/L2/L3 swapped with N-conductor
Correct the mains connection