Allen Bradley 20BC481U3ANNNNC0 AC Drive / Variable Frequency Drive

FAQ

Q1: What is the 20BC481U3ANNNNC0?
It is an Allen-Bradley PowerFlex 700 AC drive intended for high-power three-phase motor control in industrial applications.

Q2: What is the input voltage?
It is designed for a 380–480 VAC three-phase supply, with 400 VAC as the nominal voltage.

Q3: What is the current and power rating?
The drive is rated at 481 A, with a 280 kW normal-duty rating and 240 kW heavy-duty rating.

Q4: What type of mounting does this model use?
The U3 configuration is a roll-in version. This makes it suitable for large drive installations where the power section is integrated into a larger electrical cabinet or lineup.

Q5: What is the enclosure rating?
The drive is rated IP00. It therefore requires installation inside a suitable protective enclosure and should not be exposed directly to the operating environment.

Q6: Does it include a keypad and display?
Yes. This model is specified with an LCD display and full numeric keypad for local setup and monitoring.

Q7: Does it have a built-in braking resistor or communication module?
No. The listed configuration has no brake IGBT, no drive-mounted brake resistor, and no internal communication module.

Q8: What are the dimensions and weight?
The listed dimensions are approximately 2283.7 × 254.6 × 757.8 mm, with a weight of approximately 384 kg. Because this is a large roll-in drive, transportation and cabinet installation should be planned accordingly.

20BC481U3ANNNNC0 Allen Bradley

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