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CSL Part Number: 84532
Product Overview: The ABB ACS550-U1-097A-4 is a 75 HP (55 kW) variable frequency drive rated for 96 amperes at 380-480 VAC three-phase input. It provides precise motor speed and torque control for pumps, fans, conveyors, and general industrial machinery. This VFD features built-in EMC filters, multiple control modes including scalar and sensorless vector control, and a configurable keypad interface. The ACS550 series is known for its compact wall-mounted design and integrated safety features including motor overload protection and fault diagnostics.
Category: AC Motor Controls
Manufacturer: ABB
Manufacturer Synonyms: ASEA BROWN BOVERI
Manufacturer Part Number: ACS550-U1-097A-4
Common Failures
This product may experience component failures that can affect functionality. The extent of repair depends on the condition of the unit as received.
Repair Approach
Repair work may include replacing defective resistors, DC-DC converters, and aluminum electrolytic capacitors as needed based on evaluation findings.
Testing & Quality
All repaired units undergo testing to verify functionality. If a unit cannot be repaired economically, we will contact you with findings and available options.
Service and repair your broken ABB part
We can repair your ABB model ACS550-U1-097A-4 in our facility. Let our skilled technicians get your ABB back in operation quickly.
Step 1 - Click the green 'Repair Now' button above to add the part and then complete the RMA.
Step 2 - The RMA form will be sent to you via email. Print the RMA form and put it in a box with the item(s) for repair.
Step 3 - Ship or mail the box to the address listed on the RMA.
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