21 • Trouble Shooting
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9.
TROUBLE SHOOTING
Upon fault – motor stops,
Fault
LED lights and Fault Relay operates.
Fault Massage
Cause and trouble shooting
Overload LED
lights.
Trips the starter when current exceeds the overload level and thermal
register has filled up.
Check FLA, FLC and Overload settings, check motor current, wait at least
15 minutes to let motor and starter cool down before restarting.
Phase Loss LED
lights
Trips when phase loss protection has activated.
Check that all 3 phases are within voltage limits.
Over temp LED
lights
Heat-sink over-temperature. Trips the starter when heat-sink temp. rises
above 85°C.
Check that motor starting is not too frequent, check ventilation and
surrounding air temperature.
