TROUBLESHOOTING
114 EMX4i User Manual 710-14888-00C
Possible cause/Suggested solution
FLC too high
If the soft starter is connected to the motor using inside delta
configuration, the soft starter may not be correctly detecting the
connection. Contact your local supplier for advice.
Related parameters: None
Flow Sensor
The smart card has detected a fault with the flow sensor.
Related parameters: 30E, 36B
Flow Switch
The flow switch sensor (smart card terminals C23, C24) has
closed.
Related parameters: 30E, 36H
Frequency
This trip is not adjustable.
The mains frequency has gone beyond the specified range.
Check for other equipment in the area that could be affecting the
mains supply, particularly variable speed drives and switch mode
power supplies (SMPS).
If the EMX4i is connected to a generator set supply, the generator
may be too small or could have a speed regulation problem.
Related parameters: 6O
Heatsink
overtemperature
• Check that bypass contactors are operating.
• Check that cooling fans are operating (models
EMX4i-0064B~EMX4i-0580B).
• If mounted in an enclosure, check if ventilation is adequate.
• The EMX4i must be mounted vertically.
Related parameters: None
High Flow
The flow sensor connected to the smart card has activated high
flow protection.
Related parameters: 30E, 30G, 30H, 31A, 31C, 31D, 36F
High Pressure
The pressure sensor connected to the smart card has activated
high pressure protection.
Related parameters: 30A, 30C, 30D, 32A, 32B, 32C, 36D
Input A trip
Input B trip
The soft starter's programmable input is set to a trip function and
has activated. Resolve the trigger condition.
Related parameters: 7A, 7B, 7C, 7D, 7E, 7F, 7G, 7H
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