ABB PST30 Installation And Maintenance Manual page 88

11:5 Fault indication (cont.)
Heat sink over-temperature
Power on Fault Protection
Fault HS Temp
Reset
Kick-current fault
Power on Fault Protection
Fault Kick Cur
Reset
Shorted SCR fault
Power on Fault Protection
Fault SC SCR
Reset
Non conducting SCR fault
Power on Fault Protection
Fault Open SCR
Reset
Fieldbus fault
Power on Fault Protection
Fault FB Timeout
Reset
Internal faults
Power on Fault Protection
Fault Intern 1
Reset
Power on Fault Protection
Fault Intern 2
Reset
Power on Fault Protection
Fault Intern 3
Reset
Power on Fault Protection
11 Fault Intern 4
Reset
11.4
1SXU 132 021 M0201
Chapter 11
Troubleshooting
Temperature too high on the heat sink. If the fault
remains after reset, the heat sink temperature is too
warm.
Back
Parameter Setting Ie is set too low
Back
One or several SCRs are shorted
Back
One or several SCRs are not conducting
Back
The fieldbus commmunication is not working
Back
An internal communication fault of the softstarter has
occurred
Back
Back
Back
Back
Check that the fans are working in a proper way
Check that the cooling airways are free from dirt and
dust
Check that the ambient temperature is not too high
In Line connected
• Set the value acccording to the rated motor current
Inside Delta
• Set the value according to 58% (1/( 3)) of the rated
motor current
Check and replace. Contact your ABB sales office for
replacement parts.
Check and replace. Contact your ABB sales office for
replacement parts.
Check that the fieldbusplug is connected correctly
Check that the correct type of fieldbusplug is used
Check that the paramter Fieldbus Type is set accord-
ing to the present fieldbus type
Disconnect and reconnect the control voltage (Ue) and
make a restart.
If the same fault remains, contact your ABB sales
office
Low Voltage Products & Systems
ABB Inc. • 888-385-1221 • www.abb-control.com