Allen Bradley 20BC140A3ANNAEC0 AC Drive / Variable Frequency Drive

FAQ

Q1: What is the Allen-Bradley 20BC140A3ANNAEC0 used for?
A: The 20BC140A3ANNAEC0 is a PowerFlex 700 AC drive designed for variable-speed and torque control of three-phase industrial motors.

Q2: What is the rated current of the 20BC140A3ANNAEC0?
A: The drive has a rated current of 140 A. It is commonly specified for 75 kW normal-duty and 55 kW heavy-duty motor applications.

Q3: What input voltage does the 20BC140A3ANNAEC0 require?
A: It is designed for a 380–480 VAC, three-phase power supply, with 400 VAC as the nominal line voltage.

Q4: Does the 20BC140A3ANNAEC0 support EtherNet/IP?
A: Yes. This specific configuration includes an EtherNet/IP internal communication module, allowing integration with compatible Rockwell Automation control networks.

Q5: Does the 20BC140A3ANNAEC0 have an internal brake resistor?
A: No. The Rockwell specification identifies the configuration as having no internal brake resistor and no brake IGBT.

Q6: What enclosure rating does this PowerFlex 700 have?
A: The 20BC140A3ANNAEC0 is rated IP20 / NEMA Type 1, so it is intended for installation in a suitably protected industrial environment.

Q7: Is the 20BC140A3ANNAEC0 still manufactured?
A: No. Rockwell Automation lists the PowerFlex 700 20B as discontinued, with the discontinuation date shown as June 1, 2023. Repair and replacement options may still be available through the secondary market.

Q8: What are the dimensions and weight of the 20BC140A3ANNAEC0?
A: The commonly referenced overall dimensions are approximately 850 × 404 × 276 mm, with a weight of approximately 71.4 kg. These figures should be treated as reference values; the exact shipping configuration and frame assembly should be verified before transportation or cabinet planning.

20BC140A3ANNAEC0 Allen Bradley

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