Allen-Bradley 20AD040A0AYNANC0/A AC Variable Frequency Drive

FAQ

Q1. What is the 20AD040A0AYNANC0/A used for?
It is a PowerFlex 70 variable frequency drive used to control the speed and torque of three-phase AC motors in industrial automation systems.

Q2. What does the “/A” suffix mean?
The “/A” indicates a minor product revision or configuration version of the base part number, without changing the core electrical ratings or application use.

Q3. What is the power rating of this drive?
It is rated at 22 kW (30 HP) under normal duty and supports 40 A output current.

Q4. What type of input power does it require?
It operates on a 380–480 V AC three-phase supply.

Q5. Does it include braking functionality?
Yes, it includes a built-in brake IGBT, but an external braking resistor is required for energy dissipation.

Q6. What communication protocols are supported?
It supports EtherNet/IP and other industrial networks such as Modbus, DeviceNet, and PROFIBUS depending on installed options.

Q7. What are its physical dimensions and weight?
Its dimensions are approximately 350 × 219.9 × 179.8 mm and it weighs about 9.2 kg.

Q8. Is this model still in production?
No, the PowerFlex 70 series is in end-of-life status and is being phased out.

20AD040A0AYNANC0/A Allen Bradley

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