- Incorrect voltage
- Loose conections
- Worn or pitted contacts
- Incorrect coil voltage
- Verify the voltage on the line side of the contactor is balanced accross the phases.
- Verify terminations of wires and connections are tightened.
- verify the contacts are in good shape
- Verify the coil coltage is correct. The rated coil voltage will be marked on the contactor.
If a contactor has gotten to this point, there is not much that can be done other than to replace it with a properly sized contactor. Click here to see our contactos.
However, routine inspections can prevent this from happening.
Still unsure? Our professionals can help!
Contact us today to speak to a professional or schedual an inspection or service appointment.